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1

BOTH INTERNATIONAL & INLAND A towing light .

flashes at regular intervals of 50-70 flashes per minute

is yellow in color

shows an unbroken light over an arc of the horizon of not less than 180 nor more than 225

All of the above

2

BOTH INTERNATIONAL & INLAND Vessel "A", a power driven vessel underway, sights vessel "B" which is a vessel underway and fishing as shown. Which statement is true?

Vessel "A" must keep out of the way of vessel "B" because "B" is to port.

Vessel "A" must keep out of the way of vessel "B" because "B" is fishing.

Vessel "B" must keep out of the way of vessel "A" because "A" is to starboard.

In this case, both vessels are required by the Rules to keep clear of each other.

Diagram 14

3

BOTH INTERNATIONAL & INLAND A 50-meter vessel is towing astern and the length of the tow is 100 meters. In addition to sidelights, which lights may she show to fully comply with the Rules?

Two masthead lights forward, a stern light, and a towing light above the stern light

A masthead light forward, two masthead lights aft, a stern light, and a towing light above the stern light

No masthead light forward, two masthead lights aft, a stern light, and a towing light above the stern light

Three masthead lights forward, one masthead light aft, and two towing lights in a vertical line at the stern

4

BOTH INTERNATIONAL & INLAND A sailing vessel is proceeding along a narrow channel and can safely navigate ONLY inside the channel. The sailing vessel approaches a vessel engaged in fishing in the narrow channel. Which statement is TRUE?

Each vessel should move to the edge of the channel on her port side.

The vessels are required to exchange signals.

The fishing vessel is directed not to impede the passage of the sailing vessel.

Each vessel should be displaying signals for a vessel constrained by her draft.

5

BOTH INTERNATIONAL & INLAND A seagoing tug has a tow greater than 200 meters as shown and is severely restricted in her ability to deviate from her course. Which lights would be displayed from the towing vessel?

Three white masthead lights, red- white-red all-round lights, sidelights, stern light and a towing light

Three white masthead lights, red-white-red all- round lights, sidelights and two towing lights

Three white masthead lights, two all-round red lights, sidelights, stern light and a towing light

None of the above

Diagram 24

6

BOTH INTERNATIONAL & INLAND A towing vessel 30 meters in length is pushing barges ahead. How many white masthead lights is the vessel REQUIRED to show at night?

One

Two

Three

Four

7

BOTH INTERNATIONAL & INLAND A vessel aground would show the same day-shape as a .

vessel towing a submerged object

dredge underway and dredging

hydrographic survey vessel at anchor and surveying

None of the above

8

BOTH INTERNATIONAL & INLAND A vessel approaching a narrow channel shall .

avoid crossing the channel if it impedes another vessel navigating in the channel

not overtake any vessels within the channel

keep as close as possible to the edge of the channel on her port side

anchor only in the middle of the channel

9

BOTH INTERNATIONAL & INLAND A vessel being towed at night must show .

a white all-round light, only

sidelights and a stern light

a flashing yellow light, only

forward and after masthead lights

10

BOTH INTERNATIONAL & INLAND A vessel displaying the lights shown is a(n) .

vessel constrained by her draft

law enforcement vessel

vessel not under command

vessel towing astern

Diagram 79

11

BOTH INTERNATIONAL & INLAND A vessel engaged in mineclearance operations shows special identity lights .

in addition to the lights required for a power-driven vessel

which means that other vessels should not approach closer than 500 meters on either side of the vessel

that are green and show through an arc of the horizon of 225

All of the above

12

BOTH INTERNATIONAL & INLAND A vessel engaged in mineclearance operations shows special identity lights .

instead of the masthead lights

which mean that other vessels should not approach within 1000 meters

that are 225 green lights

All of the above

13

BOTH INTERNATIONAL & INLAND A vessel is considered to be "restricted in her ability to maneuver" under the Rules if she is .

at anchor

mineclearing

engaged in fishing

engaged in towing

14

BOTH INTERNATIONAL & INLAND A vessel shall slacken her speed, stop, or reverse her engines, if necessary, to .

avoid collision

allow more time to assess the situation

be stopped in an appropriate distance

All of the above

15

BOTH INTERNATIONAL & INLAND A vessel that is not equipped with towing lights should show that it has a vessel in tow by .

continuously sounding its horn

sounding one prolonged followed by two short blasts at intervals of not more than two minutes

shining a searchlight on the towline of the towed vessel

None of the above; a vessel shall not engage in towing at night without proper navigation lights

16

BOTH INTERNATIONAL & INLAND A vessel towing astern and her tow are severely restricted in their ability to change course. When making way, the towing vessel will show ONLY .

the masthead lights for a towing vessel

the lights for a vessel restricted in her ability to maneuver

sidelights, stern light, and towing light

All of the above.

17

BOTH INTERNATIONAL & INLAND An orange flag showing a black circle and square is a .

signal indicating a course change

distress signal

signal of asking to communicate with another vessel

signal indicating danger

18

BOTH INTERNATIONAL & INLAND At night a vessel displaying the lights as shown is .

fishing

sailing

a pilot boat

anchored

Diagram 82

19

BOTH INTERNATIONAL & INLAND At night, you see the display of lights shown. They indicate a(n) .

sailing vessel

8-meter power-driven vessel

vessel not under command

12-meter fishing vessel

Diagram 74

20

BOTH INTERNATIONAL & INLAND At night, you see the lights shown. This would indicate a .

vessel restricted in her ability to maneuver

fishing vessel underway

pilot vessel underway

vessel not under command

Diagram 78

21

BOTH INTERNATIONAL & INLAND At night, you see the lights shown. This would indicate a vessel .

restricted in her ability to maneuver

engaged in fishing and making way

on pilotage duty and underway

not under command

Diagram 78

22

BOTH INTERNATIONAL & INLAND Day-shapes must be displayed .

between sunset and sunrise

only between 8 AM and 4 PM

during daylight hours in any visibility

during daylight hours in unrestricted visibility only

23

BOTH INTERNATIONAL & INLAND Diagram "A" shows the arc of visibility of a .

white masthead light

green sidelight

red sidelight

stern light

Diagram 23

24

BOTH INTERNATIONAL & INLAND Diagram "A" shows the arc of visibility of a .

yellow flashing light

green sidelight

masthead light

None of the above

Diagram 23

25

BOTH INTERNATIONAL & INLAND Diagram "B" shows the arc of visibility of a .

white masthead light

green sidelight

red sidelight

stern light

Diagram 23

26

BOTH INTERNATIONAL & INLAND Diagram "B" shows the arc of visibility of a .

white masthead light

red sidelight

green sidelight

stern light

Diagram 23

27

BOTH INTERNATIONAL & INLAND Diagram "B" shows the arc of visibility of a .

yellow flashing light

red sidelight

green sidelight

stern light

Diagram 23

28

BOTH INTERNATIONAL & INLAND Diagram "C" shows the arc of visibility of a .

white masthead light

red sidelight

stern light

None of the above

Diagram 23

29

BOTH INTERNATIONAL & INLAND Diagram "C" shows the arc of visibility of a .

yellow flashing light

red sidelight

green sidelight

None of the above

Diagram 23

30

BOTH INTERNATIONAL & INLAND Diagram "D" shows the arc of visibility of a .

white masthead light

green sidelight

stern light

None of the above

Diagram 23

31

BOTH INTERNATIONAL & INLAND In a crossing situation on open waters, a sailing vessel shall keep out of the way of all the following vessels EXCEPT a vessel .

not under command

restricted in her ability to maneuver

engaged in towing

fishing

32

BOTH INTERNATIONAL & INLAND In which situation do the Rules require both vessels to change course?

Two power-driven vessels meeting head- on

Two power-driven vessels crossing when it is apparent to the stand-on vessel that the give-way vessel is not taking appropriate action

Two sailing vessels crossing with the wind on the same side

All of the above

33

BOTH INTERNATIONAL & INLAND Power-driven vessels must keep out of the way of sailing vessels except .

in a crossing situation

when they are making more speed than the power-driven vessel

when the sailing vessel is overtaking

on the Inland Waters of the United States

34

BOTH INTERNATIONAL & INLAND The display of lights shown could represent a .

tug and a barge being towed astern

sailing vessel

a vessel not under command

a submarine on the surface

Diagram 48

35

BOTH INTERNATIONAL & INLAND The display of lights shown could represent a .

a submarine on the surface

sailing vessel

a vessel not under command

None of the above

Diagram 48

36

BOTH INTERNATIONAL & INLAND The lights shown are exhibited by a vessel .

restricted in her ability to maneuver

engaged in fishing

not under command

on pilotage duty

Diagram 49

37

BOTH INTERNATIONAL & INLAND The lights shown mean that another vessel should pass no closer than .

500 meters

1000 meters

1500 meters

2000 meters

Diagram 68

38

BOTH INTERNATIONAL & INLAND The masthead light may be located at other than the fore and aft centerline on a vessel .

less than 50 meters in length

less than 20 meters in length

of special construction

engaged in trolling

39

BOTH INTERNATIONAL & INLAND The maximum length of a power-driven vessel which may show an all-round white light and sidelights instead of a masthead light, sidelights and a stern light is .

6.9 meters

9.9 meters

11.9 meters

19.9 meters

40

BOTH INTERNATIONAL & INLAND The Rules state that risk of collision shall be deemed to exist .

whenever two vessels are on opposite courses

whenever a vessel crosses ahead of the intended track of another vessel

if the bearing of an approaching vessel does not appreciably change

if one vessel approaches another so as to be overtaking

41

BOTH INTERNATIONAL & INLAND The tow shown is greater than 200 meters in length and severely restricted in her ability to deviate from her course. Which dayshape(s) would be displayed by day from the vessel(s)?

ball-diamond-ball on the towing vessel

diamond on the towing vessel

diamond on the barges

All of the above

Diagram 24

42

BOTH INTERNATIONAL & INLAND The tow shown is less than 200 meters in length and severely restricted in her ability to deviate from her course. Which dayshape(s) would be displayed by day from the vessel(s)?

ball-diamond-ball on the towing vessel

diamond on the towing vessel

diamond on the last barge

All of the above

Diagram 24

43

BOTH INTERNATIONAL & INLAND The tow shown is made up of inconspicuous, partly submerged vessels and is 150 meters in length. The towed vessels are less than 25 meters in breadth and less than 100 meters in length. Which lights would be displayed from the towed vessels?

Sidelights and stern light on each vessel towed

One all round white light at the after end of each vessel towed

One all round white light at or near each end of each vessel towed

One all round white light at each end and one all round white light at the extremities of its breadth of each vessel towed

Diagram 24

44

BOTH INTERNATIONAL & INLAND The tug shown is greater than 50 meters and severely restricted in her ability to deviate from her course. Which lights would be displayed from the towing vessel?

Two white masthead lights, red-white-red all round lights, sidelights, stern light and a towing light

Three white masthead lights, red-white-red all round lights, sidelights and two towing lights

Three white masthead lights, two all round red lights, sidelights, stern light and a towing light

None of the above

Diagram 24

45

BOTH INTERNATIONAL & INLAND The vessel showing the day signal is .

A vessel engaged in mine clearance operations

A fishing vessel with gear extending more than 150 meters horizontally

A trawler shooting nets in the direction indicated

A tug with a tow exceeding 200 meters unable to deviate from course

Diagram 22

46

BOTH INTERNATIONAL & INLAND The vessel whose lights are shown is navigating in a narrow channel. Which statement about this vessel is TRUE?

It shall not impede the passage of any other vessel navigating within the channel or fairway.

It is the stand-on vessel

It may anchor in the channel or fairway

It shows two balls

Diagram 82

47

BOTH INTERNATIONAL & INLAND Two power- driven vessels are crossing as shown. Vessel "A" sounds one short blast on the whistle. Vessel "A" is the .

stand-on vessel

overtaking vessel

give-way vessel

None of the above

Diagram 42

48

BOTH INTERNATIONAL & INLAND Two power- driven vessels are crossing as shown. Vessel "A" sounds one short blast on the whistle. Vessel "B" is the .

burdened vessel

give-way vessel

stand-on vessel

overtaking vessel

Diagram 42

49

BOTH INTERNATIONAL & INLAND Two power- driven vessels are crossing as shown. Vessel "A" sounds one short blast on the whistle. You are on vessel "B" and doubt that sufficient action is being taken by vessel "A" . You should .

maintain course and speed

alter course to the right or slow down

sound one short blast and maintain course and speed

sound at least five short and rapid blasts

Diagram 42

50

BOTH INTERNATIONAL & INLAND Two power- driven vessels are crossing as shown. Vessel "A" sounds one short blast on the whistle. You are on vessel "B" and doubt that sufficient action is being taken by vessel "A" to avoid collision. You should .

maintain course and speed

alter course to the left and increase speed

sound one short blast and maintain course and speed

None of the above

Diagram 42

51

BOTH INTERNATIONAL & INLAND Two power- driven vessels are crossing as shown. Vessel "A" sounds two short blasts on the whistle. You are on vessel "B" and are in doubt that sufficient action is being taken by vessel "A" to avoid collision. You should .

maintain course and speed

alter course to the left and increase speed

sound five or more short and rapid blasts

None of the above

Diagram 42

52

BOTH INTERNATIONAL & INLAND Two vessels are meeting as shown in a narrow channel. Vessel "A" is a sailing vessel. Vessel "B" is a power-driven vessel which can safely navigate only within the channel. Vessel "B" sounds the danger signal. Vessel "A" shall .

maintain course and speed

not impede the passage of vessel "B"

sound one prolonged followed by two short blasts

have the right of way

Diagram 37

53

BOTH INTERNATIONAL & INLAND Under the Rules, any vessel may slacken her speed, stop, or reverse her engines to .

create a crossing situation

allow more time to assess the situation

attract the attention of another vessel

All of the above

54

BOTH INTERNATIONAL & INLAND Under the Rules, the term "vessel" includes .

non-self-propelled raft

seaplanes

hovercrafts

All of the above

55

BOTH INTERNATIONAL & INLAND Vessel "A" is overtaking vessel "B" as shown and will pass without changing course. Which light will vessel "A" observe on vessel "B"?

yellow towing light

white stern light

green sidelight

None of the above

Diagram 17

56

BOTH INTERNATIONAL & INLAND Vessel "A" is overtaking vessel "B" as shown. Vessel "A" is the .

overtaken vessel

give-way vessel

stand-on vessel

None of the above

Diagram 17

57

BOTH INTERNATIONAL & INLAND Vessel "A" is overtaking vessel "B" as shown. Vessel "B" .

should change course to the right

should slow down until vessel "A" has passed

should hold her course and speed

may steer various courses and vessel "A" must keep clear

Diagram 17

58

BOTH INTERNATIONAL & INLAND Vessel "A" is overtaking vessel "B" as shown. Vessel "B" is an air- cushion vessel operating in the nondisplacement mode. In addition to a steady white light which other light will vessel "A" observe on vessel "B"?

Steady green light

Flashing red light

Flashing yellow light

Flashing white light

Diagram 17

59

BOTH INTERNATIONAL & INLAND Vessel "A" is overtaking vessel "B" as shown. Vessel "B" is the .

stand-on vessel

give-way vessel

burdened vessel

None of the above

Diagram 17

60

BOTH INTERNATIONAL & INLAND Vessel "A" is overtaking vessel "B" as shown. Vessel "B" is the .

give-way vessel

vessel being overtaken

passing vessel

None of the above

Diagram 17

61

BOTH INTERNATIONAL & INLAND Vessel "A" is overtaking vessel "B" as shown. Which color light will vessel "A" observe on vessel "B"?

Green

White

Flashing red

Yellow over yellow

Diagram 17

62

BOTH INTERNATIONAL & INLAND Vessel "A" is overtaking vessel "B" as shown. and will pass without changing course. Vessel "B" is an air-cushion vessel operating in the nondisplacement mode. Which light will vessel "A" observe from vessel "B"?

Green light

flashing red light

flashing yellow light

flashing white light

Diagram 17

63

BOTH INTERNATIONAL & INLAND Vessels "A" and "B" are meeting in a narrow channel as shown but are not in sight of one another due to restricted visibility. Which statement is TRUE concerning whistle signals between the vessels?

Both vessels should sound two short blasts.

Both vessels should sound one short blast.

Vessel "A" should sound one short blast and vessel "B" should sound two short blasts.

None of the above statements is TRUE.

Diagram 29

64

BOTH INTERNATIONAL & INLAND Vessels "I" and "II" are power-driven vessels. You are on vessel "I" as shown. You are the .

give-way vessel

stand-on vessel

overtaking vessel

None of the above

Diagram 36

65

BOTH INTERNATIONAL & INLAND What does the word "breadth" mean in the Rules?

Breadth on the uppermost continuous deck

Molded breadth

Greatest breadth

Breadth at the load waterline

66

BOTH INTERNATIONAL & INLAND What is a light signal authorized by the Secretary of the Navy as an additional navigational light for a ship of war?

Two yellow lights in a vertical line for a carrier launching aircraft

Green masthead and yardarm lights for a vessel engaged in mineclearing operations

Flashing amber beacon for submarines

Yellow flares indicating torpedo firing exercises

67

BOTH INTERNATIONAL & INLAND What is the minimum sound signaling equipment required aboard a vessel 24 meters in length?

A bell only

A whistle only

A bell and a whistle

Any means of making an efficient sound signal

68

BOTH INTERNATIONAL & INLAND What is the optional whistle signal which may be sounded by a vessel at anchor?

Two prolonged followed by one short blast

One short followed by two prolonged blasts

One short, one prolonged, followed by one short blast

Four short blasts

69

BOTH INTERNATIONAL & INLAND What is TRUE when operating in fog and other vessels are detected by radar?

You should make an ample change to port for a vessel crossing on the starboard bow.

You should maneuver in ample time if a close-quarters situation is developing.

You should determine the course and speed of all radar contacts at six minute intervals.

Long-range scanning will provide early warning of ALL other vessels within the radar's range.

70

BOTH INTERNATIONAL & INLAND When underway in a channel, you should if safe and practicable .

stay near the middle of the channel

keep to the starboard side of any vessels you meet

exchange whistle signals with any other vessels in the channel

keep to the side of the channel which lies to your starboard

71

BOTH INTERNATIONAL & INLAND Which dayshape(s) would be displayed by the vessel engaged in the operation indicated by the lights shown.

two cones with apexes together

a ball, a diamond and another ball

a cylinder

a diamond

Diagram 82

72

BOTH INTERNATIONAL & INLAND Which diagram shows the arc of visibility of a green sidelight?

A

B

C

D

Diagram 23

73

BOTH INTERNATIONAL & INLAND Which diagram shows the arc of visibility of a red sidelight?

A

B

C

D

Diagram 23

74

BOTH INTERNATIONAL & INLAND Which display of lights shown indicates a 65-meter tug towing a barge astern, length of tow 120 meters?

A

B

C

D

Diagram 72

75

BOTH INTERNATIONAL & INLAND Which display of lights shown indicates a dredge underway and not dredging?

A

B

C

D

Diagram 72

76

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning a situation involving a fishing vessel and a vessel not under command?

They are required to communicate by radiotelephone.

If the vessel not under command is a power- driven vessel, she must keep clear of the fishing vessel.

The fishing vessel must keep out of the way of the vessel not under command.

Both vessels are required to take action to stay clear of each other.

77

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning the light used with whistle signals?

Use of such a light is required.

Its purpose is to supplement short blasts of the whistle.

The light shall have the same characteristics as a masthead light.

All of the above

78

BOTH INTERNATIONAL & INLAND Which statement is TRUE, according to the Rules?

A vessel engaged in fishing shall keep out of the way of a sailing vessel.

A vessel engaged in fishing while underway shall, so far as possible, keep out of the way of a vessel restricted in her ability to maneuver.

A vessel not under command shall keep out of the way of a vessel restricted in her ability to maneuver.

A vessel not under command shall keep out of the way of a vessel engaged in fishing.

79

BOTH INTERNATIONAL & INLAND Which vessel is "underway" according to the Rules?

A vessel made fast to a single point mooring buoy

A vessel engaged in towing, not making way

A pilot vessel at anchor

A vessel which has run aground

80

BOTH INTERNATIONAL & INLAND Which vessel is indicated by the day signal shown?

A dredge indicating the side with the obstruction

A fishing vessel with gear extending more than 150 meters horizontally

A tug with a tow exceeding 200 meters which limits her ability to maneuver

A vessel engaged in underwater operations with a diver down

Diagram 22

81

BOTH INTERNATIONAL & INLAND Which vessel is NOT classified as "restricted in her ability to maneuver"?

A vessel picking up a navigation mark

A vessel transferring cargo while underway

A vessel whose anchor is fouled

A vessel in a towing operation that restricts the ability of the vessel and her tow to change their course

82

BOTH INTERNATIONAL & INLAND Which vessel is to be regarded as a vessel "restricted in her ability to maneuver"?

A vessel fishing with trawls

A vessel which has lost the use of her steering gear

A vessel with a draft of such depth that she cannot change her course

A vessel engaged in mineclearing

83

BOTH INTERNATIONAL & INLAND You are approaching another vessel and are not sure whether danger of collision exists. You must assume .

there is risk of collision

you are the give way vessel

the other vessel is also in doubt

All of the above are correct.

84

BOTH INTERNATIONAL & INLAND You are on a 15- meter vessel "A" in a narrow channel as shown. Vessel "B", a large tanker which can safely navigate only within the channel, sounds five short and rapid blasts. You should .

sound one prolonged followed by two short blasts

not answer the whistle signal from vessel "B"

maintain course and speed

not impede the passage of vessel "B"

Diagram 32

85

BOTH INTERNATIONAL & INLAND You are on a 30- meter trawler. Which day signal must you show while trawling?

A

B

C

None of these day signals are correct.

Diagram 16

86

BOTH INTERNATIONAL & INLAND You are on a sailing vessel. While under sail you decide to use your engine to assist in propulsion. Which day signal would you show?

D

C

B

None of these day signals are correct.

Diagram 16

87

BOTH INTERNATIONAL & INLAND You are on a vessel and see ahead the lights shown. They indicate a .

vessel crossing from your starboard

vessel crossing from your port

vessel being overtaken

vessel meeting head- on

Diagram 59

88

BOTH INTERNATIONAL & INLAND You are on a vessel heading due north and see the lights shown one point on your port bow. This vessel could be heading .

SE

NE

SW

NW

Diagram 51

89

BOTH INTERNATIONAL & INLAND You are on a vessel heading due north and see the lights shown one point on your port bow. This vessel could be heading .

NW

SE

SW

NE

Diagram 51

90

BOTH INTERNATIONAL & INLAND You are on a vessel heading due south and see the lights shown one point on the port bow. This vessel could be heading .

NW

SW

NE

SE

Diagram 51

91

BOTH INTERNATIONAL & INLAND You are on a vessel heading due south and see the lights shown one point on the port bow. This vessel could be heading .

SW

NW

NE

SE

Diagram 51

92

BOTH INTERNATIONAL & INLAND You are on vessel "A" and proceeding down a narrow channel as shown. You can only navigate within the channel and vessel "B" is crossing so as to involve risk of collision. Which action would be most prudent?

Back down and allow vessel "B" to cross ahead.

Alter course to starboard to give him more room.

Maintain course and speed.

Sound the danger signal and take evasive action.

Diagram 40

93

BOTH INTERNATIONAL & INLAND You are on Vessel "A" engaged in fishing as shown in a narrow channel. Vessel "B" is a tanker proceeding in the channel. Vessel "B" sounds five short and rapid blasts. You should .

not answer the whistle signals from vessel "B"

maintain course and speed

not impede the passage of vessel "B"

sound one prolonged followed by two short blasts

Diagram 37

94

BOTH INTERNATIONAL & INLAND You are on vessel "A" towing a barge alongside and meeting power driven vessel "B" as shown. Which action should you take?

Alter course to port

Alter course to starboard

Back down to reduce the strain on the lines

Maintain course and speed

Diagram 39

95

BOTH INTERNATIONAL & INLAND You are on vessel "B" and crossing a narrow channel. Vessel "A", who can only navigate within the channel, is on your port bow and crossing as shown. Which action should you take?

Maintain course and speed as the ship is on your port bow.

Give way to the other vessel.

Increase speed and cross his bow.

Sound the danger signal.

Diagram 40

96

BOTH INTERNATIONAL & INLAND You are on watch and sight a vessel showing only these lights. They indicate a .

sailing vessel

vessel engage in trawling

power-driven vessel

mineclearance vessel

Diagram 59

97

BOTH INTERNATIONAL & INLAND You are on watch in fog. Which vessel is "in sight"?

A vessel that you can see from the bridge

A radar target of which you have determined the course and speed

A vessel from which you can hear the fog signal

All of the above

98

BOTH INTERNATIONAL & INLAND You are operating in restricted visibility and hear a signal of a rapidly ringing bell followed by the rapid sounding of a gong. It could be a .

30-meter sail vessel at anchor

150-meter power- driven vessel aground

vessel in distress

300-meter power- driven vessel at anchor

99

BOTH INTERNATIONAL & INLAND You are the stand-on vessel in a crossing situation. If you think the give-way vessel is NOT taking sufficient action to avoid collision, you should sound .

the danger signal

two short blasts, alter to port, and pass astern

no signal and maneuver at will

one short blast and maintain course

100

BOTH INTERNATIONAL & INLAND You are the stand-on vessel in a crossing situation. If you think the give-way vessel is NOT taking sufficient action to avoid collision, you should sound .

one short blast and maintain course

two short blasts, alter to port, and pass astern

no signal and maneuver at will

the danger signal

101

BOTH INTERNATIONAL & INLAND You are the stand-on vessel in a crossing situation. If you think the give-way vessel is NOT taking sufficient action to avoid collision, you should sound .

one short blast and maintain course

five short and rapid blasts

no signal and maneuver at will

two short blasts, alter to port, and pass astern

102

BOTH INTERNATIONAL & INLAND You hear the fog signal of another vessel forward of your beam. Risk of collision may exist. You MUST .

begin a radar plot

stop your engines

take all way off, if necessary

All of the above

103

BOTH INTERNATIONAL & INLAND You see ONLY the light shown. This could be a .

law enforcement vessel

vessel on pilotage duty

vessel engaged in fishing

sailing vessel

Diagram 80

104

BOTH INTERNATIONAL & INLAND You see ONLY the light shown. This could be a vessel .

not under command

under oars

engaged in fishing

towing

Diagram 80

105

BOTH INTERNATIONAL & INLAND You see ONLY the light shown. This could be a vessel .

not under command

engaged in fishing

under oars

towing

Diagram 80

106

BOTH INTERNATIONAL & INLAND You see the display of lights shown. It could be a .

pilot vessel with a motor launch alongside

fishing vessel adrift and fishing with handlines

fishing vessel making way

dredge making way

Diagram 54

107

BOTH INTERNATIONAL & INLAND You see the display of lights shown. It could be a .

pilot vessel with a motor launch alongside

fishing vessel adrift and fishing with handlines

fishing vessel at anchor

fishing vessel with outlying gear more than 150 meters

Diagram 54

108

BOTH INTERNATIONAL & INLAND You see the display of lights shown. They indicate a vessel .

trawling

approaching head-on

fishing with nets extending more than 150 meters

dredging

Diagram 71

109

BOTH INTERNATIONAL & INLAND You see the display of lights shown. This could indicate a .

40-meter tug with tow exceeding 200 meters

tug unable to maneuver as required by the Rules

range marking a channel beneath a drawbridge

60-meter tug pushing a barge ahead

Diagram 64

110

BOTH INTERNATIONAL & INLAND You see the display of lights shown. This could indicate a .

dredge working at anchor

dredge restricted in its ability to maneuver

55-meter tug towing astern, length of tow exceeds 200 meters

65-meter tug towing astern, length of tow 150 meters

Diagram 64

111

BOTH INTERNATIONAL & INLAND You see the display of lights shown. This indicates a vessel .

engaged in fishing, making way

engaged in fishing, at anchor

engaged in trawling, making way

on pilotage duty, making way

Diagram 54

112

BOTH INTERNATIONAL & INLAND "safe speed" is defined as that speed where .

you can stop within your visibility range

you can take proper and effective action to avoid collision

you are traveling slower than surrounding vessels

no wake comes from your vessel

113

BOTH INTERNATIONAL & INLAND A "flashing light" is a light that .

flashes at regular intervals at a frequency of 120 flashes or more per minute

is yellow in color

is visible over an arc of the horizon of not less than 180 nor more than 225

All of the above

114

BOTH INTERNATIONAL & INLAND A "flashing light", by the definition given in the rules, is a light that .

is red in color

is visible over an arc of the horizon of 360

flashes at regular intervals at a frequency of 120 flashes or more per minute

All of the above

115

BOTH INTERNATIONAL & INLAND A "head on" situation shall be deemed to exist at night when a power-driven vessel sees another power-driven vessel ahead and .

one sidelight and the masthead light are visible

the vessels will pass closer than half a mile

both vessels sound one prolonged blast

both sidelights and masthead light(s) are visible

116

BOTH INTERNATIONAL & INLAND A "short blast" on the whistle has a duration of .

1 second

4 to 6 seconds

8 to 12 seconds

12 to 15 seconds

117

BOTH INTERNATIONAL & INLAND A 15-meter sailing vessel would be required to show .

sidelights, stern light, and a red light over a green light on the mast

sidelights, and stern light, but they may be in a combined lantern on the mast

separate sidelights and stern light

sidelights only

118

BOTH INTERNATIONAL & INLAND A 200-meter vessel is aground in fog. Which signal is optional?

A bell signal

A whistle signal

A gong signal

All of the above are mandatory.

119

BOTH INTERNATIONAL & INLAND A 200-meter vessel is aground in fog. Which signal is optional?

A bell signal

A gong signal

A whistle signal

All of the above

120

BOTH INTERNATIONAL & INLAND A 200-meter vessel is aground in restricted visibility. Which signal is optional?

A whistle signal

A gong signal

A bell signal

All of the above are optional.

121

BOTH INTERNATIONAL & INLAND A 200-meter vessel is aground in restricted visibility. Which signal is optional?

A bell signal

A gong signal

A whistle signal

All of the above

122

BOTH INTERNATIONAL & INLAND A 200-meter vessel restricted in her ability to maneuver, at anchor, will sound a fog signal of .

a 5 second ringing of a bell forward and a 5 second sounding of a gong aft at intervals of 1 minute

one prolonged followed by two short blasts every 2 minutes

one prolonged followed by three short blasts every minute

one prolonged followed by three short blasts every 2 minutes

123

BOTH INTERNATIONAL & INLAND A 20-meter sailing vessel underway must exhibit a .

stern light

combined lantern

red light over a green light at the masthead

All of the above

124

BOTH INTERNATIONAL & INLAND A 20-meter vessel is towing another vessel astern. The length of the tow from the stern of the towing vessel to the stern of the tow is 75 meters. How many white towing masthead lights shall the towing vessel show at night?

1

2

3

4

125

BOTH INTERNATIONAL & INLAND A 22-meter sailing vessel when also being propelled by machinery shall show during daylight hours a .

black diamond

black cone

black ball

basket

126

BOTH INTERNATIONAL & INLAND A 25-meter vessel trawling will show the dayshape(s) consisting of .

a basket

two balls

two cones, apexes together

a cone, apex downward

127

BOTH INTERNATIONAL & INLAND A 30-meter tug is underway and NOT towing. At night, this vessel must show sidelights and .

one masthead light and a stern light

two masthead lights and a stern light

three masthead lights and a stern light

a stern light ONLY

128

BOTH INTERNATIONAL & INLAND A 45-meter vessel is pulling a 210-meter tow. She may exhibit .

a masthead light forward, and two masthead lights in a vertical line aft

three masthead lights forward and one aft

two masthead lights forward and no after masthead light

three masthead lights aft and none forward

129

BOTH INTERNATIONAL & INLAND A 60-meter vessel which is trawling is required to show which of the following?

one masthead light at night.

two masthead lights at night.

a red light over a white light in a vertical line at night.

a conical shape, apex downwards during the day.

130

BOTH INTERNATIONAL & INLAND A 95-meter vessel aground sounds which fog signal?

A rapid ringing of a bell for 5 seconds every two minutes

A whistle signal of one short, one prolonged, and one short blast

A prolonged blast of the whistle at intervals not to exceed one minute

A rapid ringing of a bell for 5 seconds, preceded and followed by three separate and distinct strokes on the bell

131

BOTH INTERNATIONAL & INLAND A bell is used to sound a fog signal for a .

power-driven vessel underway

sailing vessel at anchor

vessel engaged in fishing

vessel not under command

132

BOTH INTERNATIONAL & INLAND A distress signal .

consists of 5 or more short blasts of the fog signal apparatus

may be used separately or with other distress signals

consists of the raising and lowering of a large white flag

is used to indicate doubt about another vessel's intentions

133

BOTH INTERNATIONAL & INLAND A distress signal .

consists of 5 or more short blasts of the fog signal apparatus

consists of the raising and lowering of a large white flag

may be used separately or with other distress signals

is used to indicate doubt about another vessel's intentions

134

BOTH INTERNATIONAL & INLAND A fishing vessel displaying the lights shown is .

anchored

underway but not fishing

tending a small fishing boat

fishing by trawling

Diagram 67

135

BOTH INTERNATIONAL & INLAND A fishing vessel is approaching a vessel not under command. Which statement is TRUE?

The fishing vessel must keep clear of the vessel not under command.

If the vessel not under command is a power- driven vessel, she must keep clear of the fishing vessel.

They must exchange whistle signals.

Both vessels are required to take action to stay clear of each other.

136

BOTH INTERNATIONAL & INLAND A fog signal consisting of one prolonged blast followed by four short blasts would indicate the presence of a .

vessel being towed

fishing vessel engaged in trawling

vessel at anchor warning of her location

power-driven pilot vessel on station underway

137

BOTH INTERNATIONAL & INLAND A fog signal of one prolonged blast followed by four short blasts would mean the presence of a .

vessel being towed

power-driven pilot vessel on station underway

fishing vessel trawling

vessel at anchor warning of her location

138

BOTH INTERNATIONAL & INLAND A fog signal of one prolonged blast followed by four short blasts would mean the presence of a .

vessel being towed

fishing vessel trawling

vessel at anchor warning of her location

power-driven pilot vessel on station underway

139

BOTH INTERNATIONAL & INLAND A fog signal of one short, one prolonged, and one short blast may be sounded by a .

vessel at anchor

vessel not under command

vessel towing

All of the above

140

BOTH INTERNATIONAL & INLAND A fog signal of one short, one prolonged, and one short blast may be sounded by a .

vessel not under command

vessel at anchor

vessel towing

All of the above

141

BOTH INTERNATIONAL & INLAND A head-on situation at night is one in which you see .

one sidelight of a vessel ahead of you

one sidelight and a masthead light of a vessel ahead of you

one sidelight, a masthead light, and a range light of a vessel ahead of you

both sidelights of a vessel dead ahead of you

142

BOTH INTERNATIONAL & INLAND A head-on situation at night is one in which you see dead ahead a vessel showing .

one sidelight

one sidelight and a masthead light

one sidelight and two masthead lights

both sidelights of a vessel and her masthead light(s)

143

BOTH INTERNATIONAL & INLAND A lantern combining the sidelights and stern light MAY be shown on a .

sailing vessel of 25 meters in length

20-meter vessel engaged in fishing and making way

25-meter power-driven vessel engaged in trolling

6-meter vessel under oars

144

BOTH INTERNATIONAL & INLAND A lantern combining the two sidelights and stern light may be shown on a .

10-meter sailing vessel

20-meter vessel engaged in fishing and making way

25-meter power-driven vessel engaged in trolling

25-meter pilot vessel

145

BOTH INTERNATIONAL & INLAND A light signal consisting of three flashes means .

"I am in doubt as to your actions"

"My engines are full speed astern"

"I desire to overtake you"

"I am operating astern propulsion"

146

BOTH INTERNATIONAL & INLAND A light signal of three flashes means .

"I am in doubt as to your actions"

"My engines are full speed astern"

"I desire to overtake you"

"I am operating astern propulsion"

147

BOTH INTERNATIONAL & INLAND A man aboard a vessel, signaling by raising and lowering his outstretched arms to each side, is indicating .

danger, stay away

all is clear, it is safe to pass

the vessel is anchored

a distress signal

148

BOTH INTERNATIONAL & INLAND A partly submerged vessel or object being towed, which is not readily noticeable, shall show .

yellow lights at each end

two red lights in a vertical line

a black ball

a diamond shape

149

BOTH INTERNATIONAL & INLAND A pilot vessel may continue to sound an identity signal if she is .

underway, but not making way

aground

being towed

not engaged in pilotage duty

150

BOTH INTERNATIONAL & INLAND A pilot vessel may continue to sound an identity signal if she is .

aground

at anchor

not under command

being towed

151

BOTH INTERNATIONAL & INLAND A pilot vessel may continue to sound an identity signal in fog if she is .

aground

at anchor

not under command

no longer on pilotage duty

152

BOTH INTERNATIONAL & INLAND A pilot vessel on pilotage duty at night will show sidelights and a stern light .

when at anchor

only when making way

at any time when underway

only when the identifying lights are not being shown

153

BOTH INTERNATIONAL & INLAND A pilot vessel on pilotage duty shall show identity lights .

at any time while underway

while at anchor

while alongside a vessel

All of the above

154

BOTH INTERNATIONAL & INLAND A power driven vessel when towing and the length of the tow exceeds 200 meters shall exhibit during daylight hours where they can best be seen which of the following shapes?

a diamond shape

two cones, apexes together

a black ball

one cone, apex upward

155

BOTH INTERNATIONAL & INLAND A power-driven vessel "not under command" at night must show her sidelights when .

making headway

making no headway

moored to a buoy

at anchor

156

BOTH INTERNATIONAL & INLAND A power-driven vessel "not under command" at night must show which lights in a vertical line?

Three red

Two red

Two white

Three white

157

BOTH INTERNATIONAL & INLAND A power-driven vessel at anchor, not fishing or otherwise restricted in its ability to maneuver, sounds her fog signal at intervals of not .

more than one minute

more than two minutes

more than three minutes

less than two minutes

158

BOTH INTERNATIONAL & INLAND A power-driven vessel exhibits the same lights as a .

vessel towing, when not underway

vessel towing astern

sailing vessel

pushing vessel and a vessel being pushed, when they are in a composite unit

159

BOTH INTERNATIONAL & INLAND A power-driven vessel has on her port side a sailing vessel which is on a collision course. The power-driven vessel is required to .

maintain course and speed

keep clear

sound one blast and turn to starboard

stop her engines

160

BOTH INTERNATIONAL & INLAND A power-driven vessel has on her port side a sailing vessel which is on a collision course. The power-driven vessel is to .

maintain course and speed

keep clear, passing at a safe distance

sound one blast and turn to starboard

stop her engines

161

BOTH INTERNATIONAL & INLAND A power-driven vessel is underway and fishing with trolling lines. This vessel .

must keep out of the way of sailing vessels

must sound a one prolonged, two short blasts signal in restricted visibility

is the stand-on vessel when overtaking power- driven vessels

All of the above

162

BOTH INTERNATIONAL & INLAND A power-driven vessel is underway in fog but stopped and making no way through the water. What is the required fog signal?

One prolonged blast at not more than one- minute intervals

Two prolonged blasts at not more than one- minute intervals

One prolonged blast at not more than two- minute intervals

Two prolonged blasts at not more than two- minute intervals

163

BOTH INTERNATIONAL & INLAND A power-driven vessel making way through the water sounds a fog signal of .

one prolonged blast at intervals of not more than two minutes

two prolonged blasts at intervals of not more than two minutes

one prolonged blast at intervals of not more than one minute

two prolonged blasts at intervals of not more than one minute

164

BOTH INTERNATIONAL & INLAND A power-driven vessel shows the same lights as a .

vessel engaged in towing, when not underway

vessel towing astern

sailing vessel

pushing vessel and a vessel being pushed, when they are rigidly connected in a composite unit

165

BOTH INTERNATIONAL & INLAND A power-driven vessel towing another vessel astern (tow less than 200 meters) shall show .

three masthead lights in a vertical line instead of either the forward or after masthead light

two masthead lights in a vertical line instead of either the forward or after masthead lights

two towing lights in a vertical line at the stern

a small white light aft of the funnel

166

BOTH INTERNATIONAL & INLAND A power-driven vessel towing another vessel astern (tow less than 200 meters) shall show .

a small white light abaft the funnel

three masthead lights in a vertical line instead of either the forward or after masthead lights

two masthead lights in a vertical line instead of either the forward or after masthead lights

two towing lights in a vertical line at the stern

167

BOTH INTERNATIONAL & INLAND A power-driven vessel towing astern shall show .

two towing lights in a vertical line

a towing light in a vertical line above the stern light

two towing lights in addition to the stern light

a small white light in lieu of the stern light

168

BOTH INTERNATIONAL & INLAND A power-driven vessel underway in fog making NO way must sound what signal?

One long blast

Two prolonged blasts

One prolonged blast

One prolonged and two short blasts

169

BOTH INTERNATIONAL & INLAND A power-driven vessel underway shall keep out of the way of a .

vessel not under command

vessel engaged in fishing

sailing vessel

All of the above

170

BOTH INTERNATIONAL & INLAND A power-driven vessel underway shall keep out of the way of a vessel .

not under command

restricted in her ability to maneuver

engaged in fishing

All of the above

171

BOTH INTERNATIONAL & INLAND A power-driven vessel with a 150-meter stern tow shall display .

three masthead lights in a vertical line

a towing light above the stern light

two towing lights in a vertical line

a red light over a white light at the masthead

172

BOTH INTERNATIONAL & INLAND A power-driven vessel, when towing another vessel astern shall show the light(s) in Diagram .

75

60

54

46

Diagrams 46 , 54, 60, 75

173

BOTH INTERNATIONAL & INLAND A power-driven vessel, when towing astern, shall show .

two towing lights in a vertical line

a towing light in a vertical line above the stern light

two towing lights in addition to the stern light

a small white light in lieu of the stern light

174

BOTH INTERNATIONAL & INLAND A proper look-out shall be maintained .

only at night

only during restricted visibility

at night and during restricted visibility

at all times

175

BOTH INTERNATIONAL & INLAND A rigid replica of the International Code flag "A" may be shown by a vessel .

pulling a submarine cable

engaged in diving operations

engaged in underway replenishment

transferring explosives

176

BOTH INTERNATIONAL & INLAND A sailing vessel displaying the day-shape shown is indicating that she is .

being propelled by power as well as sail

on a starboard tack

close-hauled and has difficulty maneuvering

fishing as well as sailing

Diagram 35

177

BOTH INTERNATIONAL & INLAND A sailing vessel is NOT allowed to show the all-round red over green lights on the mast if .

she is showing sidelights

her sidelights are combined and shown on the fore and aft centerline of the vessel

she is showing a stern light

her sidelights and stern light are combined in one lantern and shown on the mast

178

BOTH INTERNATIONAL & INLAND A sailing vessel is NOT required to keep out of the way of a .

power-driven vessel

vessel not under command

vessel restricted in her ability to maneuver

vessel engaged in fishing

179

BOTH INTERNATIONAL & INLAND A sailing vessel is overtaking a tug and tow as shown. Which statement is CORRECT?

The sailing vessel is the stand-on vessel because it is overtaking.

The sailing vessel is the stand-on vessel because it is under sail.

The tug is the stand- on vessel because it is being overtaken.

The tug is the stand-on vessel because it is towing.

Diagram 43

180

BOTH INTERNATIONAL & INLAND A sailing vessel is proceeding along a narrow channel and can safely navigate ONLY inside the channel. The sailing vessel approaches a vessel engaged in fishing. Which statement is TRUE?

The fishing vessel is directed not to impede the passage of the sailing vessel.

The sailing vessel must keep out of the way of the fishing vessel.

Each vessel should move to the edge of the channel on her port side.

Each vessel should be displaying signals for a vessel constrained by her draft.

181

BOTH INTERNATIONAL & INLAND A sailing vessel is proceeding along a narrow channel and can safely navigate ONLY inside the channel. The sailing vessel approaches a vessel engaged in fishing. Which statement is TRUE?

The fishing vessel must sound the danger signal.

The fishing vessel shall not impede the passage of the sailing vessel.

Each vessel should move to the edge of the channel on her port side.

Both vessels should be displaying the signal for a vessel restricted in her ability to maneuver.

182

BOTH INTERNATIONAL & INLAND A sailing vessel of over 20 meters in length underway must show a .

red light over a green light at the masthead

white masthead light

combined lantern

stern light

183

BOTH INTERNATIONAL & INLAND A sailing vessel underway may exhibit .

a red light over a green light at the masthead

a green light over a red light at the masthead

two white lights in a vertical line at the stern

an all-round white light at the bow

184

BOTH INTERNATIONAL & INLAND A sailing vessel with the wind abaft the beam is navigating in fog. She should sound .

three short blasts

one prolonged blast

one prolonged and two short blasts

two prolonged blasts

185

BOTH INTERNATIONAL & INLAND A sailing vessel with the wind abaft the beam is navigating in restricted visibility. She should sound .

three short blasts

one prolonged blast

one prolonged and two short blasts

two prolonged blasts

186

BOTH INTERNATIONAL & INLAND A self-propelled dredge not engaged in dredging but proceeding to a dredging location at night would .

not be required to show any lights

be required to show the lights characteristic of a dredge

be required to show the lights of a stationary dredge

be required to show the lights of a power- driven vessel underway

187

BOTH INTERNATIONAL & INLAND A single towing light will be carried above a vessel's stern light .

only if she is towing astern

only if the tow exceeds 200 meters

at any time when towing

if the towing vessel is part of a composite unit

188

BOTH INTERNATIONAL & INLAND A stand-on vessel in a crossing situation is allowed to take action when .

on a collision course

the vessels will pass within one mile

it becomes apparent to her that the give- way vessel is not taking appropriate action

the relative speed of the vessels indicates collision in less than six minutes

189

BOTH INTERNATIONAL & INLAND A stand-on vessel is .

required to give way in a crossing situation

required to sound the first passing signal in a meeting situation

free to maneuver in any crossing or meeting situation as it has the right-of-way

required to maintain course and speed in a crossing situation but may take action to avoid collision

190

BOTH INTERNATIONAL & INLAND A towing light is .

shown below the stern light

white in color

displayed at the masthead

a yellow light having the same characteristics as the stern light

191

BOTH INTERNATIONAL & INLAND A towing light, according to the Rules, is a .

white light

red light

yellow light

blue light

192

BOTH INTERNATIONAL & INLAND A towing vessel 35 meters in length, with a tow 100 meters astern, must show a minimum of how many masthead lights?

1

2

3

4

193

BOTH INTERNATIONAL & INLAND A towing vessel is towing two barges astern. The length of the tow from the stern of the tug to the stern of the last barge is 250 meters. The towing vessel is 45 meters in length. How many white masthead lights should be displayed on the tugboat at night?

1

2

3

4

194

BOTH INTERNATIONAL & INLAND A towing vessel pushing a barge ahead and rigidly connected in a composite unit shall show the lights of .

a vessel pushing ahead

a power-driven vessel, not towing

a barge being pushed ahead

either answer A or answer B

195

BOTH INTERNATIONAL & INLAND A traffic separation zone is that part of a traffic separation scheme which .

is between the scheme and the nearest land

contains all the traffic moving in one direction

is designated as an anchorage area

separates traffic proceeding in one direction from traffic proceeding in the opposite direction

196

BOTH INTERNATIONAL & INLAND A traffic separation zone is that part of a traffic separation scheme which .

is located between the scheme and the nearest land

separates traffic proceeding in one direction from traffic proceeding in the opposite direction

is designated as an anchorage area

contains all the traffic moving in the same direction

197

BOTH INTERNATIONAL & INLAND A tug is towing three barges astern in restricted visibility. The second vessel of the tow should sound .

one prolonged and two short blasts

one prolonged and three short blasts

one short blast

no fog signal

198

BOTH INTERNATIONAL & INLAND A tug is towing three manned barges in line in fog. The first vessel of the tow should sound .

no fog signal

one short blast

one prolonged and three short blasts

one prolonged, one short, and one prolonged blast

199

BOTH INTERNATIONAL & INLAND A tug is towing three manned barges in line in fog. The second vessel of the tow should sound .

no fog signal

one short blast

one prolonged and three short blasts

one prolonged and two short blasts

200

BOTH INTERNATIONAL & INLAND A tug is towing three manned barges in line in fog. The third barge of the tow should sound .

no fog signal

one prolonged and two short blasts

one prolonged and three short blasts

one prolonged, one short and one prolonged blast

201

BOTH INTERNATIONAL & INLAND A tug is towing three unmanned barges astern in fog. The third vessel of the tow should sound .

no fog signal

one short blast

one prolonged and three short blasts

one prolonged, one short, and one prolonged blast

202

BOTH INTERNATIONAL & INLAND A tugboat displaying the day-shape shown .

is at anchor

is not under command

has a tow that exceeds 200 meters in length

has a tow that is carrying dangerous cargo

Diagram 10

203

BOTH INTERNATIONAL & INLAND A vessel "restricted in her ability to maneuver" is one which .

from the nature of her work is unable to maneuver as required by the rules

through some exceptional circumstance is unable to maneuver as required by the rules

due to adverse weather conditions is unable to maneuver as required by the rules

has lost steering and is unable to maneuver

204

BOTH INTERNATIONAL & INLAND A vessel 15 meters in length which is proceeding under sail as well as being propelled by machinery shall exhibit during the daytime .

one black ball

a basket

a cone with its apex downward

two cones with their apexes together

205

BOTH INTERNATIONAL & INLAND A vessel 25 meters in length must have which sound signaling appliance onboard?

None is required

Whistle only

Whistle and bell only

Whistle, bell, and gong

206

BOTH INTERNATIONAL & INLAND A vessel 30 meters in length and aground would display a day- shape consisting of .

a cylinder

one black ball

two black balls in a vertical line

three black balls in a vertical line

207

BOTH INTERNATIONAL & INLAND A vessel 50 meters in length at anchor must sound which fog signal?

5-second ringing of a bell every minute

5-second ringing of a bell every two minutes

5-second sounding of a gong every minute

5-second sounding of both a bell and gong every two minutes

208

BOTH INTERNATIONAL & INLAND A vessel aground at night is required to show two red lights in a vertical line as well as .

not under command lights

restricted in her ability to maneuver lights

anchor lights

sidelights and a stern light

209

BOTH INTERNATIONAL & INLAND A vessel aground in fog shall sound, in addition to the proper anchor signal, which of the following?

Three strokes on the gong before and after sounding the anchor signal

Three strokes on the bell before and after the anchor signal

Four short blasts on the whistle

One prolonged and one short blast on the whistle

210

BOTH INTERNATIONAL & INLAND A vessel anchored in fog may warn an approaching vessel by sounding .

the whistle continuously

one short, one prolonged, and one short blast of the whistle

five or more short and rapid blasts of the whistle

three distinct strokes on the bell before and after sounding the anchor signal

211

BOTH INTERNATIONAL & INLAND A vessel approaching your vessel from 235 relative is in what type of situation?

Meeting

Overtaking

Crossing

Passing

212

BOTH INTERNATIONAL & INLAND A vessel at anchor shall display, between sunrise and sunset, on the forward part of the vessel where it can best be seen .

one black ball

two black balls

one red ball

two orange and white balls

213

BOTH INTERNATIONAL & INLAND A vessel at anchor will show a .

ball

cone

cylinder

double cone, apexes together

214

BOTH INTERNATIONAL & INLAND A vessel at night, displaying the lights shown is .

fishing

not under command

towing

being towed

Diagram 83

215

BOTH INTERNATIONAL & INLAND A vessel being towed astern shall show at night .

the lights required for a power-driven vessel underway

only the required masthead lights

a stern light only

sidelights and a stern light

216

BOTH INTERNATIONAL & INLAND A vessel being towed astern, where the length of the tow exceeds 200 meters, will exhibit .

two balls in a vertical line

a diamond shape where it can best be seen

a ball on each end of the tow

no day-shape

217

BOTH INTERNATIONAL & INLAND A vessel being towed will show .

a forward masthead light

sidelights and a stern light

a towing light

All of the above

218

BOTH INTERNATIONAL & INLAND A vessel being towed, if manned, shall sound a fog signal of .

two short blasts

three short blasts

one prolonged and two short blasts

one prolonged and three short blasts

219

BOTH INTERNATIONAL & INLAND A vessel conducting mineclearing operations will show .

three balls in a vertical line

two balls in a vertical line

one ball near the foremast and one ball at each fore yard

one diamond near the foremast head and one ball at each fore yard

220

BOTH INTERNATIONAL & INLAND A vessel displaying ONLY the lights shown is .

fishing

a pilot vessel at anchor

a fishing vessel aground

fishing and hauling her nets

Diagram 61

221

BOTH INTERNATIONAL & INLAND A vessel displaying ONLY the lights shown is a .

vessel engaged on pilotage duty underway

vessel engaged in fishing

vessel under sail

power-driven vessel underway

Diagram 53

222

BOTH INTERNATIONAL & INLAND A vessel displaying the day shape shown is .

broken down

anchored

towing

fishing

Diagram 10

223

BOTH INTERNATIONAL & INLAND A vessel displaying the day signal shown is .

not under command

a dredge underway and dredging

fishing

a hydrographic survey vessel underway

Diagram 7

224

BOTH INTERNATIONAL & INLAND A vessel displaying the day-shape is .

fishing

towing

being towed

anchored

Diagram 13

225

BOTH INTERNATIONAL & INLAND A vessel displaying the day-shape shown .

is at anchor

is not under command

has a tow that exceeds 200 meters in length

has a tow that is carrying dangerous cargo

Diagram 10

226

BOTH INTERNATIONAL & INLAND A vessel displaying the day-shape shown is .

towing

fishing

anchored

being towed

Diagram 34

227

BOTH INTERNATIONAL & INLAND A vessel displaying the day-shapes shown is .

broken down

fishing

a minesweeper

transferring dangerous cargo

Diagram 7

228

BOTH INTERNATIONAL & INLAND A vessel displaying the day-shapes shown is .

towing astern with a tow greater than 200 meters in length

not under command

dredging

carrying dangerous cargo

Diagram 18

229

BOTH INTERNATIONAL & INLAND A vessel displaying the day-shapes shown is .

towing

conducting underwater operations

drifting

aground

Diagram 11

230

BOTH INTERNATIONAL & INLAND A vessel displaying the lights shown is .

towing

being towed

broken down

fishing

Diagram 60

231

BOTH INTERNATIONAL & INLAND A vessel displaying the lights shown could be a vessel .

fishing at anchor

dredging while underway

transferring dangerous cargo at a berth

restricted in her ability to maneuver, underway but not making way

Diagram 56

232

BOTH INTERNATIONAL & INLAND A vessel displaying the lights shown could be a vessel .

towing a barge alongside

underway and laying cable

at anchor and dredging

underway and carrying dangerous cargo

Diagram 56

233

BOTH INTERNATIONAL & INLAND A vessel displaying the lights shown could be a vessel .

towing a barge alongside

at anchor and dredging

underway and engaged in surveying operations

not under command and making way

Diagram 56

234

BOTH INTERNATIONAL & INLAND A vessel displaying the lights shown is .

towing astern

underway and more than 50 meters in length

not under command

fishing

Diagram 63

235

BOTH INTERNATIONAL & INLAND A vessel displaying the lights shown is .

restricted in her ability to maneuver and not making way

engaged in fishing and not making way

a pilot vessel underway and making way on pilotage duty

towing and making way

Diagram 57

236

BOTH INTERNATIONAL & INLAND A vessel displaying the lights shown is .

not under command

showing improper lights

towing

dredging

Diagram 84

237

BOTH INTERNATIONAL & INLAND A vessel displaying the lights shown is .

towing

conducting underwater survey operations

drifting

aground

Diagram 44

238

BOTH INTERNATIONAL & INLAND A vessel displaying the lights shown is a .

pilot boat

sailboat

fishing vessel

motorboat

Diagram 70

239

BOTH INTERNATIONAL & INLAND A vessel engaged in fishing during the day would show .

one black ball

two cones with bases together

a cone, apex downward

two cones, apexes together

240

BOTH INTERNATIONAL & INLAND A vessel engaged in fishing must display a light in the direction of any gear that extends outward more than 150 meters. The color of this light is .

white

green

red

yellow

241

BOTH INTERNATIONAL & INLAND A vessel engaged in fishing shall keep out of the way of a vessel .

under sail

restricted in her ability to maneuver

crossing a channel

All of the above

242

BOTH INTERNATIONAL & INLAND A vessel engaged in fishing underway sounds the same fog signal as a .

power-driven vessel stopped and making no way through the water

vessel being towed

vessel restricted in her ability to maneuver at anchor

sailing vessel at anchor

243

BOTH INTERNATIONAL & INLAND A vessel engaged in fishing while at anchor shall sound a fog signal of .

one prolonged and two short blasts at two-minute intervals

one prolonged and three short blasts at two-minute intervals

a rapid ringing of the bell for five seconds at one-minute intervals

a sounding of the bell and gong at one- minute intervals

244

BOTH INTERNATIONAL & INLAND A vessel engaged in fishing while at anchor shall sound a fog signal of .

one prolonged and three short blasts at one minute intervals

a rapid ringing of the bell for five seconds at one minute intervals

one prolonged and two short blasts at two minute intervals

a sounding of the bell and gong at one minute intervals

245

BOTH INTERNATIONAL & INLAND A vessel engaged in fishing, and at anchor, shall show .

an anchor light

sidelights and a stern light

three lights in a vertical line, the highest and lowest being red, and the middle being white

None of the above

246

BOTH INTERNATIONAL & INLAND A vessel engaged in fishing, and at anchor, should exhibit .

an anchor light

sidelights and stern light

three lights in a vertical line, the highest and lowest being red, and the middle being white

None of the above

247

BOTH INTERNATIONAL & INLAND A vessel engaged in mineclearing shows special identity lights .

in addition to the lights required for a power- driven vessel

which mean that other vessels should not approach within 1000 meters of the mineclearing vessel

which are green and show all-round

All of the above

248

BOTH INTERNATIONAL & INLAND A vessel engaged in trawling will show identification lights of .

a red light over a white light

a white light over a red light

a green light over a white light

two red lights in a vertical line

249

BOTH INTERNATIONAL & INLAND A vessel fishing at night, with gear extending more than 150 meters horizontally outwards, will show in the direction of the gear .

one white light

two vertical white lights

one yellow light

two vertical yellow lights

250

BOTH INTERNATIONAL & INLAND A vessel fishing should display which of the day signals shown.

A

B

C

D

Diagram 1

251

BOTH INTERNATIONAL & INLAND A vessel hearing a fog signal forward of her beam has not determined if risk of collision exists. She shall reduce speed to .

moderate speed

safe speed

half speed

bare steerageway

252

BOTH INTERNATIONAL & INLAND A vessel is "engaged in fishing" when .

her gear extends more than 100 meters from the vessel

she is using any type of gear, other than lines

she is using fishing apparatus which restricts her maneuverability

she has any fishing gear on board

253

BOTH INTERNATIONAL & INLAND A vessel is "in sight" of another vessel when .

she can be observed by radar

she can be observed visually from the other vessel

she can be plotted on radar well enough to determine her heading

her fog signal can be heard

254

BOTH INTERNATIONAL & INLAND A vessel is "in sight" of another vessel when she .

can be observed by radar

has determined that risk of collision exists

is sounding a fog signal which can be heard on the other vessel

can be observed visually from the other vessel

255

BOTH INTERNATIONAL & INLAND A vessel is being propelled both by sail and by engines. Under the Rules, the vessel is .

a "special circumstance" vessel

not covered under any category

a sail vessel

a power-driven vessel

256

BOTH INTERNATIONAL & INLAND A vessel is carrying three lights in a vertical line. The highest and lowest of these are red and the middle light is white. Which statement is always TRUE?

During the day, she would display three balls in a vertical line.

If making way, she would show masthead lights at night.

If at anchor, she need not show anchor lights while displaying identifying lights.

Her fog signal would consist of a rapid ringing of a bell for five seconds every minute.

257

BOTH INTERNATIONAL & INLAND A vessel is overtaking when she can see which light(s) of a vessel ahead?

Only the stern light of the vessel

One sidelight and a masthead light of the vessel

Only a sidelight of the vessel

The masthead lights of the vessel

258

BOTH INTERNATIONAL & INLAND A vessel is towing and carrying the required lights on the masthead. What is the visibility arc of these lights?

112.5

135.0

225.0

360.0

259

BOTH INTERNATIONAL & INLAND A vessel may enter a traffic separation zone .

in an emergency

to engage in fishing within the zone

to cross the traffic separation scheme

All of the above

260

BOTH INTERNATIONAL & INLAND A vessel may exhibit lights other than those prescribed by the Rules as long as the additional lights .

do not interfere with the keeping of a proper look-out

are not the color of either sidelight

have a lesser range than the prescribed lights

All of the above

261

BOTH INTERNATIONAL & INLAND A vessel may exhibit lights other than those prescribed by the Rules as long as the additional lights .

are not the same color as either side light

have a lesser range of visibility than the prescribed lights

do not impair the visibility or distinctive character of the prescribed lights

All of the above

262

BOTH INTERNATIONAL & INLAND A vessel may exhibit lights other than those prescribed by the Rules as long as the additional lights .

do not interfere with the keeping of a proper look-out

do not impair the visibility or distinctive character of the prescribed lights

cannot be mistaken for the lights specified elsewhere in the Rules

All of the above

263

BOTH INTERNATIONAL & INLAND A vessel may use any sound or light signals to attract the attention of another vessel as long as .

white lights are not used

red and green lights are not used

the vessel signals such intentions over the radiotelephone

the signal cannot be mistaken for a signal authorized by the Rules

264

BOTH INTERNATIONAL & INLAND A vessel must proceed at a safe speed .

in restricted visibility

in congested waters

during darkness

at all times

265

BOTH INTERNATIONAL & INLAND A vessel nearing a bend or an area of a channel or fairway where other vessels may be hidden by an obstruction shall .

sound the danger signal

sound a prolonged blast

take all way off

post a look-out

266

BOTH INTERNATIONAL & INLAND A vessel nearing a bend or an area of a channel or fairway where other vessels may be obscured by an intervening obstruction shall sound .

one long blast

one prolonged blast

the danger signal

two short blasts

267

BOTH INTERNATIONAL & INLAND A vessel nearing a bend where other vessels may be obscured shall sound .

one short blast

one long blast

two short blasts

one prolonged blast

268

BOTH INTERNATIONAL & INLAND A vessel not under command making way at night would show .

two all-round red lights in a vertical line

anchor lights and sidelights

two all-round white lights in a vertical line, sidelights and a stern light

two all-round red lights in a vertical line, sidelights, and a stern light

269

BOTH INTERNATIONAL & INLAND A vessel not under command shall display .

two red lights at night and two black balls during daylight

two red lights at night and three black balls during daylight

three red lights at night and two black balls during daylight

three red lights at night and three black balls during daylight

270

BOTH INTERNATIONAL & INLAND A vessel not under command, underway but not making way, would show .

two all-round red lights in a vertical line

sidelights

a stern light

All of the above

271

BOTH INTERNATIONAL & INLAND A vessel or object being towed astern shall display a(n) .

forward masthead light

after masthead light

stern light

All of the above

272

BOTH INTERNATIONAL & INLAND A vessel proceeding along a narrow channel shall .

avoid crossing the channel at right angles

not overtake any vessels within the channel

keep as near as safe and practicable to the limit of the channel on her starboard side

when nearing a bend in the channel, sound a long blast of the whistle

273

BOTH INTERNATIONAL & INLAND A vessel restricted in her ability to maneuver shall .

turn off her sidelights when not making way

when operating in restricted visibility, sound a whistle signal of two prolonged and one short blast

show a day-shape of two diamonds in a vertical line

keep out of the way of a vessel engaged in fishing

274

BOTH INTERNATIONAL & INLAND A vessel sailing shall keep out of the way of all of the following vessels except a vessel .

not under command

engaged on pilotage duty

restricted in her ability to maneuver

engaged in fishing

275

BOTH INTERNATIONAL & INLAND A vessel servicing a pipeline during the day shall display .

three black shapes in a vertical line; the highest and lowest are balls, and the middle one is a diamond

three shapes in a vertical line; the highest and lowest are red balls, and the middle one is a white diamond

three black balls in a vertical line

two black balls in a vertical line

276

BOTH INTERNATIONAL & INLAND A vessel shall be deemed to be overtaking when she can see at night .

only the stern light of the vessel

a sidelight and one masthead light of the vessel

only a sidelight of the vessel

any lights except the masthead lights of the vessel

277

BOTH INTERNATIONAL & INLAND A vessel showing a green light over a white light in a vertical line above the level of the sidelights is .

engaged in underwater construction

under sail and power

a pilot vessel

trawling

278

BOTH INTERNATIONAL & INLAND A vessel showing a rigid replica of the International Code flag "A" is engaged in .

diving operations

dredging

fishing

mineclearance operations

279

BOTH INTERNATIONAL & INLAND A vessel showing a yellow light over a white light at night is a vessel .

engaged in piloting

towing astern

engaged in fishing

in distress

280

BOTH INTERNATIONAL & INLAND A vessel showing this day-shape .

has a tow which exceeds 200 meters in length

is engaged in surveying or underwater work

is not under command

is fishing

Diagram 34

281

BOTH INTERNATIONAL & INLAND A vessel that is defined as "restricted in her ability to maneuver" is unable to keep out of the way of another vessel due to .

her draft

the nature of her work

some exceptional circumstances

a danger of navigation

282

BOTH INTERNATIONAL & INLAND A vessel towed astern shall show .

masthead lights

sidelights

a special flashing light

All of the above

283

BOTH INTERNATIONAL & INLAND A vessel towing a barge astern would show, at the stern .

only a stern light

a towing light above the stern light

two towing lights in a vertical line

two white lights in a vertical line

284

BOTH INTERNATIONAL & INLAND A vessel towing astern in an operation which severely restricts the towing vessel and her tow in their ability to change course shall, when making way, exhibit .

the masthead lights for a towing vessel

the lights for a vessel restricted in its ability to maneuver

sidelights, stern light and towing light

All of the above

285

BOTH INTERNATIONAL & INLAND A vessel towing astern in an operation which severely restricts the towing vessel and her tow in their ability to deviate from their course shall, when making way, show .

the masthead lights for a towing vessel

the lights for a vessel restricted in its ability to maneuver

sidelights, stern light and towing light

All of the above

286

BOTH INTERNATIONAL & INLAND A vessel towing in fog shall sound a fog signal of .

one prolonged blast every one minute

two prolonged blasts every two minutes

one prolonged and two short blasts every two minutes

one prolonged blast every two minutes

287

BOTH INTERNATIONAL & INLAND A vessel towing is showing three forward white masthead lights in a vertical line. This means that the length of the .

towing vessel is less than 50 meters

towing vessel is greater than 50 meters

tow is less than 200 meters

tow is greater than 200 meters

288

BOTH INTERNATIONAL & INLAND A vessel towing where the tow prevents her from changing course shall carry .

only the lights for a vessel towing

only the lights for a vessel restricted in her ability to maneuver

the lights for a towing vessel and the lights for a vessel restricted in her ability to maneuver

the lights for a towing vessel and the lights for a vessel not under command

289

BOTH INTERNATIONAL & INLAND A vessel transferring cargo while underway is classified by the Rules as a vessel .

not under command

in special circumstances

restricted in her ability to maneuver

constrained by her draft

290

BOTH INTERNATIONAL & INLAND A vessel transferring provisions or cargo at sea shall display during the day .

two black balls in a vertical line

three black balls in a vertical line

three shapes in a vertical line; the highest and lowest shall be red balls and the middle a white diamond

three black shapes in a vertical line; the highest and lowest shall be balls and the middle one a diamond

291

BOTH INTERNATIONAL & INLAND A vessel trawling will display a .

red light over a white light

green light over a white light

yellow light over a red light

white light over a green light

292

BOTH INTERNATIONAL & INLAND A vessel underway and fishing shall keep out of the way of a .

power-driven vessel underway

vessel not under command

vessel sailing

vessel engaged on pilotage duty

293

BOTH INTERNATIONAL & INLAND A vessel underway and making way in fog shall sound every two minutes .

one prolonged blast

two prolonged blasts

one prolonged blast and three short blasts

three distinct blasts

294

BOTH INTERNATIONAL & INLAND A vessel underway but not making way and fishing other than trawling will show which lights?

A white light over a red light

A red light over a white light

A white light over a red light, sidelights, and a stern light

A red light over a white light, sidelights, and a stern light

295

BOTH INTERNATIONAL & INLAND A vessel using a traffic separation scheme shall .

avoid anchoring in areas near the termination of the scheme

avoid crossing traffic lanes, but if obliged to do so, shall cross on as small an angle as is practical

only anchor in the separation zone

use the separation zone for navigating through the scheme if she is hindering other traffic due to her slower speed

296

BOTH INTERNATIONAL & INLAND A vessel using a traffic separation scheme shall .

only anchor in the separation zone

cross a traffic lane at as small an angle as possible

avoid anchoring in areas near the termination of the scheme

utilize the separation zone for navigating through the scheme if she is impeding other traffic due to her slower speed

297

BOTH INTERNATIONAL & INLAND A vessel using a traffic separation scheme shall NOT .

cross a traffic lane

engage in fishing the separation zone

proceed in an inappropriate traffic lane

enter the separation zone

298

BOTH INTERNATIONAL & INLAND A vessel which displays the day signal shown may be engaged in .

submarine cable laying

pilotage duty

fishing

mineclearance

Diagram 6

299

BOTH INTERNATIONAL & INLAND A vessel which is "restricted in her ability to maneuver" under the Rules, is a vessel which is .

mineclearing

engaged in fishing

at anchor

not under command

300

BOTH INTERNATIONAL & INLAND A vessel which is fishing is required to show sidelights and a stern light only when .

anchored

underway

dead in the water

underway and making way

301

BOTH INTERNATIONAL & INLAND A vessel which is fishing must show sidelights and a stern light only when .

anchored

underway

dead in the water

underway and making way

302

BOTH INTERNATIONAL & INLAND A vessel which is unable to maneuver due to some exceptional circumstance, shall show two red lights in a vertical line and .

during the day, three balls in a vertical line

during the day, three shapes, the highest and lowest being balls and the middle being a diamond

when making way at night, sidelights and a stern light

when making way at night, masthead lights, sidelights, and a stern light

303

BOTH INTERNATIONAL & INLAND A vessel which is underway at night and displaying the lights shown is .

engaged in trawling

minesweeping

under sail

a pilot boat

Diagram 69

304

BOTH INTERNATIONAL & INLAND A vessel will NOT show sidelights when .

underway but not making way

making way, not under command

not under command, not making way

trolling underway

305

BOTH INTERNATIONAL & INLAND A vessel, which does not normally engage in towing operations, is towing a vessel in distress. She .

need not show the lights for a vessel engaged in towing, if it is impractical to do so

may show the lights for a vessel not under command

must show a yellow light above the stern light

must show the lights for a vessel towing

306

BOTH INTERNATIONAL & INLAND A vessel, which is unable to maneuver due to some exceptional circumstance, shall exhibit .

during the day, three balls in a vertical line

during the day, three shapes, the highest and lowest being balls and the middle being a diamond

when making way at night, two all-round red lights, sidelights, and a stern light

when making way at night, masthead lights, sidelights, and a stern light

307

BOTH INTERNATIONAL & INLAND A white masthead light shows through an arc of how many degrees?

90

112.5

225

360

308

BOTH INTERNATIONAL & INLAND According to the Navigation Rules, all of the following are engaged in fishing EXCEPT a vessel .

setting nets

trawling

using a dredge net

trolling

309

BOTH INTERNATIONAL & INLAND According to the Navigation Rules, you may depart from the Rules when .

no vessels are in sight visually

no vessels are visible on radar

you are in immediate danger

out of sight of land

310

BOTH INTERNATIONAL & INLAND According to the Rules, a vessels length is her .

length between the perpendiculars

length along the waterline

length overall

registered length

311

BOTH INTERNATIONAL & INLAND According to the Rules, which vessel is NOT "restricted in her ability to maneuver"?

A vessel servicing a navigation marker

A sailing vessel

A vessel mineclearing

A vessel dredging

312

BOTH INTERNATIONAL & INLAND Additional light signals are provided in the Annexes to the Rules for vessels .

engaged in fishing

not under command

engaged in towing

under sail

313

BOTH INTERNATIONAL & INLAND All fog signals shall be sounded every two minutes with the exception of a vessel .

underway or making way

under sail or under tow

anchored or aground

not under command or restricted in her ability to maneuver

314

BOTH INTERNATIONAL & INLAND All of the following are distress signals EXCEPT .

the continuous sounding of any fog signal apparatus

giving five or more short and rapid blasts of the whistle

firing a gun at intervals of about a minute

a barrel with burning oil in it, on deck

315

BOTH INTERNATIONAL & INLAND All of the following are distress signals under the Rules EXCEPT .

International Code Signal "AA"

orange-colored smoke

red flares

the repeated raising and lowering of outstretched arms

316

BOTH INTERNATIONAL & INLAND All of the following vessels are "restricted in their ability to maneuver" EXCEPT a vessel .

laying a pipeline

dredging

mineclearing

not under command

317

BOTH INTERNATIONAL & INLAND An all-round flashing yellow light may be exhibited by a(n) .

vessel not under command

air cushion vessel in the nondisplacement mode

vessel towing a submerged object

vessel engaged in diving operations

318

BOTH INTERNATIONAL & INLAND An all-round flashing yellow light may be exhibited by a(n) .

vessel laying cable

vessel towing a submerged object

vessel not under command

air cushion vessel

319

BOTH INTERNATIONAL & INLAND An anchor ball need NOT be exhibited by an anchored vessel if she is .

under 50 meters in length, and anchored in an anchorage

over 150 meters in length

rigged for sail

less than 7 meters in length, and not in or near an area where other vessels normally navigate

320

BOTH INTERNATIONAL & INLAND An anchored vessel is servicing an aid to navigation and is restricted in her ability to maneuver. Which lights will she show?

Three lights in a vertical line, the highest and lowest red and the middle white, and anchor lights

Three lights in a vertical line, the highest and lowest red and the middle white, ONLY

Anchor lights ONLY

Anchor lights and sidelights ONLY

321

BOTH INTERNATIONAL & INLAND An anchored vessel on pilotage duty must show which light(s) at night?

A stern light only

Anchor lights only

A white light over a red light only

A white light over a red light and anchor lights

322

BOTH INTERNATIONAL & INLAND An authorized light to assist in the identification of submarines operating on the surface is a(n) .

blue rotating light

intermittent flashing amber/yellow light

flashing white light

flashing sidelight

323

BOTH INTERNATIONAL & INLAND An inconspicuous, partly submerged vessel or object being towed, where the length of tow is 100 meters, shall show .

yellow lights at each end

two red lights in a vertical line

a black ball

a diamond shape

324

BOTH INTERNATIONAL & INLAND An overtaking situation at night would be one in which one vessel sees which light(s) of a vessel ahead?

Masthead lights and sidelights

One sidelight, the masthead lights and stern light

Both sidelights

Stern light

325

BOTH INTERNATIONAL & INLAND An overtaking situation would be one in which one vessel is approaching another from more than how many degrees abaft the beam?

0

10

22.5

None of the above

326

BOTH INTERNATIONAL & INLAND As defined in the Rules, a towing light is a yellow light having the same characteristics as a(n) .

masthead light

all-round light

sidelight

stern light

327

BOTH INTERNATIONAL & INLAND As defined in the Rules, the term "vessel" includes .

seaplanes

nondisplacement craft

barges

All of the above

328

BOTH INTERNATIONAL & INLAND As shown, vessel "A", which is pushing ahead, and vessel "B" are crossing. Which is the stand-on vessel?

Vessel "A" is the stand- on vessel because she is to port of vessel "B".

Vessel "A" is the stand- on vessel because she is pushing ahead.

Vessel "B" is the stand-on vessel because she is to starboard of vessel "A".

Neither vessel is the stand-on vessel in this situation.

Diagram 5

329

BOTH INTERNATIONAL & INLAND At night a vessel displaying the lights shown is .

sailing

fishing

a pilot boat

anchored

Diagram 82

330

BOTH INTERNATIONAL & INLAND At night a vessel displaying the lights shown is .

fishing

anchored

being towed

drifting

Diagram 65

331

BOTH INTERNATIONAL & INLAND At night you observe a vessel ahead show three flashes of a white light. This signal indicates that the vessel ahead is .

in distress

approaching a bend in the channel

operating astern propulsion

intending to overtake another vessel

332

BOTH INTERNATIONAL & INLAND At night you sight a vessel displaying a single green light. This is a .

vessel at anchor

small motorboat underway

vessel drifting

sailing vessel

333

BOTH INTERNATIONAL & INLAND At night you sight a vessel displaying one green light. This light could indicate a .

vessel drifting

vessel at anchor

small motorboat underway

sailboat underway

334

BOTH INTERNATIONAL & INLAND At night, a barge being towed astern must display .

red and green sidelights only

a white stern light only

sidelights and a stern light

one all-round white light

335

BOTH INTERNATIONAL & INLAND At night, a broken down vessel being towed would show the same lights as .

a power-driven vessel underway

the towing vessel

a barge

a vessel at anchor

336

BOTH INTERNATIONAL & INLAND At night, a power- driven vessel less than 12 meters in length may, instead of the normal navigation lights, show sidelights and one .

white light

yellow light

flashing white light

flashing yellow light

337

BOTH INTERNATIONAL & INLAND At night, a vessel displaying the light shown is .

sailing

fishing and making way

a pilot boat making way

fishing and anchored

Diagram 46

338

BOTH INTERNATIONAL & INLAND At night, a vessel displaying the lights shown is .

pushing ahead

underway

towing a submerged object

engaged in dredging

Diagram 52

339

BOTH INTERNATIONAL & INLAND At night, a vessel displaying the lights shown is .

aground

underway

at anchor

transferring dangerous cargo

Diagram 52

340

BOTH INTERNATIONAL & INLAND At night, a vessel displaying the lights shown is .

at anchor

aground

underway

dredging

Diagram 52

341

BOTH INTERNATIONAL & INLAND At night, a vessel displaying the lights shown is .

trawling

not under command

anchored

drifting

Diagram 65

342

BOTH INTERNATIONAL & INLAND At night, a vessel shall indicate that she is restricted in her ability to maneuver by showing in a vertical line two .

red lights

red lights and two white lights

red lights with a white light in between

white lights with a red light in between

343

BOTH INTERNATIONAL & INLAND At night, a vessel which is less than 7 meters in length and anchored in an area where other vessels do not normally navigate is .

not required to show any anchor lights

required to show a flare-up light

required to show one white light

required to show sidelights and a stern light

344

BOTH INTERNATIONAL & INLAND At night, if you see a vessel ahead displaying the lights shown you should .

provide assistance as the vessel is in distress

stay clear as the vessel is transferring dangerous cargo

stay clear as the vessel is fishing

change course to the right as the vessel is crossing your bow

Diagram 70

345

BOTH INTERNATIONAL & INLAND At night, power- driven vessels less than 12 meters in length may, instead of the underway lights for vessels under 50 meters, show which lights?

Sidelights and stern light

One all-round white light and sidelights

Masthead light only

Stern light only

346

BOTH INTERNATIONAL & INLAND At night, the lights shown would indicate a vessel .

trawling

laying submarine cable

towing astern

dredging

Diagram 76

347

BOTH INTERNATIONAL & INLAND At night, which lights are required to be shown by a dredge on the side of the dredge which another vessel may pass?

One red light

Two red lights

One white light

Two green lights

348

BOTH INTERNATIONAL & INLAND At night, which lights would you see on a vessel engaged in fishing, other than trawling?

Two red lights, one over the other

A green light over a red light

A red light over a white light

A white light over a red light

349

BOTH INTERNATIONAL & INLAND At night, you are towing a partly submerged vessel, 20 meters in length and 4 meters in breadth. What lights must you display on the towed vessel?

A white light at the stern

Two white lights side by side at the stern

A white light at the forward end and a white light at the after end

Two red lights in a vertical line at the after end

350

BOTH INTERNATIONAL & INLAND Barges being towed at night .

must be lighted at all times

must be lighted only if manned

must be lighted only if towed astern

need not be lighted

351

BOTH INTERNATIONAL & INLAND Barges being towed at night must exhibit navigation lights .

at all times

only if manned

only if towed astern

Need not be lighted

352

BOTH INTERNATIONAL & INLAND By day, when it is impracticable for a small vessel engaged in diving operations to display the shapes for a vessel engaged in underwater operations, she shall display .

three black balls in a vertical line

two red balls in a vertical line

a black cylinder

a rigid replica of the International Code flag "A"

353

BOTH INTERNATIONAL & INLAND By day, you sight a vessel displaying three shapes in a vertical line. The top and bottom shapes are balls, and the middle shape is a diamond. It could be a .

vessel trolling

mineclearing vessel

trawler

vessel engaged in replenishment at sea

354

BOTH INTERNATIONAL & INLAND By night, you sight the lights of a vessel engaged in underwater operations. If an obstruction exists on the port side of the vessel, it will be marked by .

a floodlight

two red lights in a vertical line

a single red light

any visible lights

355

BOTH INTERNATIONAL & INLAND By radar alone, you detect a vessel ahead on a collision course, about 3 miles distant. Your radar plot shows this to be a meeting situation. You should .

turn to port

turn to starboard

maintain course and speed and sound the danger signal

maintain course and speed and sound no signal

356

BOTH INTERNATIONAL & INLAND Concerning the identification signal for a pilot vessel, in fog, which statement is TRUE?

When at anchor, the pilot vessel is only required to sound anchor signals.

The identification signal must be sounded any time the pilot vessel is underway.

The pilot vessel may only sound the identity signal when making way.

All of the above

357

BOTH INTERNATIONAL & INLAND Continuous sounding of a fog whistle by a vessel is a signal .

that the vessel is anchored

to request the draw span of a bridge to be opened

of distress

that the vessel is broken down and drifting

358

BOTH INTERNATIONAL & INLAND Day-shapes MUST be shown .

during daylight hours

during daylight hours except in restricted visibility

ONLY between 8 AM and 4 PM daily

between sunset and sunrise

359

BOTH INTERNATIONAL & INLAND Distress signals may be .

red flares

smoke signals

sound signals

Any of the above

360

BOTH INTERNATIONAL & INLAND During the day, a dredge will indicate the side on which it is safe to pass by displaying .

two balls in a vertical line

two diamonds in a vertical line

a single black ball

no shape is shown during the day

361

BOTH INTERNATIONAL & INLAND During the day, a vessel picking up a submarine cable shall carry .

three shapes, the highest and lowest shall be red balls, and the middle shall be a white diamond

two black balls

three shapes; the highest and lowest shall be black balls, and the middle shall be a red diamond

three shapes; the highest and lowest shall be black balls and the middle shall be a black diamond

362

BOTH INTERNATIONAL & INLAND During the day, a vessel with a tow over 200 meters in length will show .

a black ball

a diamond shape

two cones, apexes together

one cone, apex upward

363

BOTH INTERNATIONAL & INLAND Each prolonged blast on whistle signals used by a power-driven vessel in fog, whether making way or underway but not making way, is .

about one second

two to four seconds

four to six seconds

eight to ten seconds

364

BOTH INTERNATIONAL & INLAND Every vessel that is to keep out of the way of another vessel must take positive early action to comply with this obligation and must .

avoid crossing ahead of the other vessel

avoid passing astern of the other vessel

sound one prolonged blast to indicate compliance

alter course to port for a vessel on her port side

365

BOTH INTERNATIONAL & INLAND Every vessel which is directed by these Rules to keep out of the way of another vessel shall, if the circumstances of the case admit, avoid .

crossing ahead of the other

crossing astern of the other

passing port to port

passing starboard to starboard

366

BOTH INTERNATIONAL & INLAND Five or more short blasts on a vessel's whistle indicates that she is .

in doubt that another vessel is taking sufficient action to avoid a collision

altering course to starboard

altering course to port

the stand-on vessel and will maintain course and speed

367

BOTH INTERNATIONAL & INLAND Fog bell signals for vessels at anchor or aground shall be sounded at intervals of not more than .

15 minutes

5 minutes

2 minutes

1 minutes

368

BOTH INTERNATIONAL & INLAND Fog signals, required under the Rules for vessels underway, shall be sounded .

only on the approach of another vessel

only when vessels are in sight of each other

at intervals of not more than one minute

at intervals of not more than two minutes

369

BOTH INTERNATIONAL & INLAND For a stand-on vessel to take action to avoid collision she shall, if possible, NOT .

decrease speed

increase speed

turn to port for a vessel on her port side

turn to starboard for a vessel on her port side

370

BOTH INTERNATIONAL & INLAND For identification purposes at night, U.S. Navy submarines on the surface may display an intermittent flashing light of which color?

Amber (yellow)

White

Blue

Red

371

BOTH INTERNATIONAL & INLAND For the purpose of the Rules, except where otherwise required, the term .

"vessel" includes seaplanes

"seaplane" includes nondisplacement craft

"vessel engaged in fishing" includes a vessel fishing with trolling lines

"vessel restricted in her ability to maneuver" includes fishing vessels

372

BOTH INTERNATIONAL & INLAND If a rowboat underway does NOT show the lights specified for a sailing vessel underway, it shall show a .

white light from sunset to sunrise

combined lantern showing green to starboard and red to port and shown from sunset to sunrise

combined lantern showing green to starboard and red to port and shown in sufficient time to prevent collision

white light shown in sufficient time to prevent collision

373

BOTH INTERNATIONAL & INLAND If a sailing vessel with the wind on the port side sees a sailing vessel to windward and cannot tell whether the other vessel has the wind on the port or starboard side, she shall .

hold course and speed

sound the danger signal

keep out of the way of the other vessel

turn to port and come into the wind

374

BOTH INTERNATIONAL & INLAND If a towing vessel and her tow are severely restricted in their ability to deviate from their course, they may show lights in addition to their towing identification lights. These additional lights may be shown if the tow is .

pushed ahead

towed alongside

towed astern

All of the above

375

BOTH INTERNATIONAL & INLAND If it becomes necessary for a stand-on vessel to take action to avoid collision, she shall NOT, if possible, .

decrease speed

increase speed

turn to port for a vessel on her own port side

turn to starboard for a vessel on her own port side

376

BOTH INTERNATIONAL & INLAND If practical, when shall a manned vessel being towed sound her fog signal?

Immediately before the towing vessel sounds hers

Immediately after the towing vessel sounds hers

As close to the mid- cycle of the towing vessel's signals as possible

At any time as long as the interval is correct

377

BOTH INTERNATIONAL & INLAND If two sailing vessels are running free with the wind on the same side, which one must keep clear of the other?

The one with the wind closest abeam

The one to windward

The one to leeward

The one that sounds the first whistle signal

378

BOTH INTERNATIONAL & INLAND If two sailing vessels are running free with the wind on the same side, which one must keep clear of the other?

The one with the wind closest abeam

The one with the wind closest astern

The one to leeward

The one to windward

379

BOTH INTERNATIONAL & INLAND If underway in low visibility and sounding fog signals, what changes would you make in the fog signal IMMEDIATELY upon losing the power plant and propulsion?

Begin sounding one prolonged blast followed by two short blasts at two-minute intervals.

Begin sounding one prolonged blast followed by three short blasts at two-minute intervals.

Begin sounding two prolonged blasts at two- minute intervals.

No change should be made in the fog signal.

380

BOTH INTERNATIONAL & INLAND If you anchor your 25-meter vessel in a harbor, what light(s) must you show?

One all-round white light

Two all-round white lights

One all-round red light

All the deck house lights

381

BOTH INTERNATIONAL & INLAND If you are approaching a bend, and hear a whistle signal of one prolonged blast from around the bend, you should answer with a signal of .

a short blast

a prolonged blast

one short, one prolonged, and one short blast

a long blast

382

BOTH INTERNATIONAL & INLAND If you are the stand-on vessel in a crossing situation, you may take action to avoid collision by your maneuver alone. When may this action be taken?

At any time you feel it is appropriate

Only when you have reached extremis

When you determine that your present course will cross ahead of the other vessel

When it becomes apparent to you that the give-way vessel is not taking appropriate action

383

BOTH INTERNATIONAL & INLAND If you do NOT understand the course or intention of an approaching vessel you should sound .

one short blast

one prolonged blast

not less than five short blasts

not less than five prolonged blasts

384

BOTH INTERNATIONAL & INLAND If you hear the firing of a gun at one minute intervals from another vessel, this indicates that .

the gun is being used to sound passing signals

the vessel is in distress

all vessels are to clear the area

all is clear and it is safe to pass

385

BOTH INTERNATIONAL & INLAND If you saw flames aboard a vessel but could see the vessel was not on fire, you would know that the .

crew was trying to get warm

vessel required immediate assistance

vessel was attempting to attract the attention of a pilot boat

vessel was being illuminated for identification by aircraft

386

BOTH INTERNATIONAL & INLAND If your vessel is the stand-on vessel in a crossing situation .

you must keep your course and speed

you may change course and speed as the other vessel must keep clear

the other vessel must keep her course and speed

both vessels must keep their course and speed

387

BOTH INTERNATIONAL & INLAND If your vessel is underway in fog and you hear one prolonged and three short blasts, this indicates a .

vessel not under command

sailing vessel

vessel in distress

vessel being towed

388

BOTH INTERNATIONAL & INLAND If your vessel is underway in fog and you hear one prolonged and three short blasts, this is a .

vessel not under command

sailing vessel

vessel being towed (manned)

vessel being towed (unmanned)

389

BOTH INTERNATIONAL & INLAND In a crossing situation on open waters, a sailing vessel shall keep out of the way of all the following vessels EXCEPT a .

vessel not under command

vessel restricted in her ability to maneuver

power-driven vessel approaching on her starboard side

vessel fishing

390

BOTH INTERNATIONAL & INLAND In a crossing situation, a stand-on vessel which is forced to take action in order to avoid collision with a vessel on her own port side shall, if possible, avoid .

turning to port

turning to starboard

decreasing speed

increasing speed

391

BOTH INTERNATIONAL & INLAND In a crossing situation, a vessel fishing must keep out of the way of a vessel which is .

under sail

towing

restricted in her ability to maneuver

engaged in pilotage duty

392

BOTH INTERNATIONAL & INLAND In a crossing situation, the stand-on vessel should normally .

take action to cross ahead of the other vessel

take action to pass astern of the other vessel

maintain course and speed

change course and increase speed

393

BOTH INTERNATIONAL & INLAND In a crossing situation, the vessel which has the other on her own starboard side shall .

if the circumstances of the case admit, avoid crossing ahead of the other

change course to port to keep out of the way

reduce her speed

All of the above

394

BOTH INTERNATIONAL & INLAND In a crossing situation, which vessel may sound the danger signal?

Give-way vessel

Stand-on vessel

Either vessel

Neither vessel

395

BOTH INTERNATIONAL & INLAND In a dense fog you hear a whistle signal ahead of one prolonged blast followed by three short blasts. This signal indicates a .

fishing vessel underway trawling

manned vessel being towed

pilot vessel underway making a special signal

vessel not under command

396

BOTH INTERNATIONAL & INLAND In a dense fog, you hear a whistle signal of one prolonged blast followed by three short blasts. This signal is sounded by a .

manned vessel being towed

fishing vessel underway trawling

pilot vessel underway making a special signal

vessel not under command

397

BOTH INTERNATIONAL & INLAND In a meeting situation, which vessel may sound the danger signal?

Stand-on vessel

Give-way vessel

Either vessel

Neither vessel

398

BOTH INTERNATIONAL & INLAND In a traffic separation scheme, when joining a traffic lane from the side, a vessel shall do so .

at as small an angle as possible

as nearly as practical at right angles to the general direction of traffic flow

only in case of an emergency or to engage in fishing within the zone

never

399

BOTH INTERNATIONAL & INLAND In addition to sidelights what light should a vessel being towed astern show?

A stern light

A masthead light

Not under command lights

Range lights

400

BOTH INTERNATIONAL & INLAND In complying with the Rules, of what must the mariner take due regard?

Limited backing power of his vessel

Radar information about nearby vessels

The occupation of the other vessel, if known

All of the above

401

BOTH INTERNATIONAL & INLAND In determining "safe speed", all of the following must be taken into account EXCEPT the .

maximum horsepower of your vessel

presence of background lights at night

draft of your vessel

maneuverability of your vessel

402

BOTH INTERNATIONAL & INLAND In DIAGRAM 8, vessel "A" and vessel "B" (which is pushing ahead) are meeting head-on as shown. How must the vessels pass?

Vessel "A" must alter course while vessel "B" continues on its present course.

The vessels should determine which will alter course by exchanging whistle signals.

Both vessels should alter course to port and pass starboard to starboard.

Both vessels should alter course to starboard and pass port to port.

Diagram 8

403

BOTH INTERNATIONAL & INLAND In fog you observe your radar and determine that risk of collision exists with a vessel which is 2 miles off your port bow. You should .

stop your engines

sound the danger signal at two-minute intervals

hold course and speed until the other vessel is sighted

take avoiding action as soon as possible

404

BOTH INTERNATIONAL & INLAND In fog, a vessel being towed, if manned, shall sound a fog signal of .

two short blasts

three short blasts

one prolonged and two short blasts

one prolonged and three short blasts

405

BOTH INTERNATIONAL & INLAND In fog, you hear apparently forward of your beam a fog signal of 2 prolonged blasts in succession every two minutes. This signal indicates a .

power-driven vessel making way through the water

vessel being pushed ahead

vessel restricted in her ability to maneuver

power-driven vessel underway but stopped and making no way through the water

406

BOTH INTERNATIONAL & INLAND In narrow channels, vessels of less than what length shall not impede the safe passage of vessels which can navigate only inside that channel?

20 meters

50 meters

65 meters

100 meters

407

BOTH INTERNATIONAL & INLAND In open waters, a vessel fishing is in a crossing situation with a vessel sailing. The sailing vessel is located on the fishing vessel's starboard side. Which vessel is the stand-on vessel?

The fishing vessel because it is to port of the sailing vessel.

The fishing vessel because it is fishing.

The sailing vessel because it is to starboard of the fishing vessel.

The sailing vessel because it is sailing.

408

BOTH INTERNATIONAL & INLAND In order for a vessel to be "engaged in fishing" she must be .

underway

using gear which extends more than 50 meters outboard

using a seine of some type

using gear which restricts her maneuverability

409

BOTH INTERNATIONAL & INLAND In reduced visibility, you hear two prolonged blasts of a whistle. This signal is sounded by a .

power-driven vessel dead in the water

sailing vessel on the port tack

vessel not under command

vessel fishing with nets

410

BOTH INTERNATIONAL & INLAND In restricted visibility a towed vessel must sound a fog signal when it is .

the last vessel in the tow

the last vessel in the tow and it is carrying a crew

manned, regardless of its position in the tow

None of the above are correct

411

BOTH INTERNATIONAL & INLAND In restricted visibility, a vessel being towed, if manned, shall sound a signal of .

one prolonged and three short blasts

one prolonged and two short blasts

three short blasts

two short blasts

412

BOTH INTERNATIONAL & INLAND In restricted visibility, a vessel fishing with nets shall sound at intervals of two minutes .

one prolonged blast

one prolonged followed by two short blasts

one prolonged followed by three short blasts

two prolonged blasts in succession

413

BOTH INTERNATIONAL & INLAND In restricted visibility, a vessel restricted in her ability to maneuver, at anchor, would sound a fog signal of .

the rapid ringing of a bell for five seconds every minute

two prolonged and two short blasts every two minutes

one prolonged and two short blasts every two minutes

two prolonged and one short blast every two minutes

414

BOTH INTERNATIONAL & INLAND In restricted visibility, a vessel which detects by radar alone the presence of another vessel shall determine if a close quarters situation is developing or risk of collision exists. If so, she shall .

sound the danger signal

when taking action, make only course changes

avoid altering course toward a vessel abaft the beam

All of the above

415

BOTH INTERNATIONAL & INLAND In the daytime, you see a large sailing vessel on the beam. You know that she is also propelled by machinery if she shows .

a basket

a black ball

a black cone

two black cones

416

BOTH INTERNATIONAL & INLAND In the situation illustrated, vessel I is a power-driven vessel. Vessel II is a sailing vessel with the wind dead aft. Which statement about this situation is correct?

Vessel I should keep out of the way of Vessel II.

Vessel II should keep out of the way of Vessel I.

Vessel II would normally be the stand- on vessel, but should stay out of the way in this particular situation.

The Rules of Special Circumstances applies, and neither vessel is the stand-on vessel.

Diagram 2

417

BOTH INTERNATIONAL & INLAND In which situation does a risk of collision exists?

A vessel is 22 on your port bow, range increasing, bearing changing slightly to the right.

A vessel is broad on your starboard beam, range decreasing, bearing changing rapidly to the right.

A vessel is 22 abaft your port beam, range increasing, bearing is constant.

A vessel is on your starboard quarter, range decreasing, bearing is constant.

418

BOTH INTERNATIONAL & INLAND In which situation would risk of collision definitely exist?

A vessel is 22 degrees on your port bow, range increasing, bearing changing slightly to the right.

A vessel is broad on your starboard beam, range decreasing, bearing changing rapidly to the right.

A vessel is 22 degrees abaft your port beam, range increasing, bearing is constant.

A vessel is on your starboard quarter, range decreasing, bearing is constant.

419

BOTH INTERNATIONAL & INLAND Lighting requirements in inland waters are different from those for international waters for .

barges being towed astern

vessels not under command

vessels pushing ahead

All of the above

420

BOTH INTERNATIONAL & INLAND Lighting requirements in inland waters are different from those in international waters for .

barges being pushed ahead

vessels being towed alongside

vessels pushing ahead

All of the above

421

BOTH INTERNATIONAL & INLAND Navigation lights must be displayed in all weathers from sunset to sunrise. They also .

must be displayed when day signals are being used

must be displayed when moored to a pier

may be extinguished at night on open waters when no other vessels are in the area

may be displayed during daylight

422

BOTH INTERNATIONAL & INLAND Of the vessels listed, which must keep out of the way of all the others?

A sailing vessel

A vessel restricted in her ability to maneuver

A vessel not under command

A vessel engaged in fishing

423

BOTH INTERNATIONAL & INLAND On open waters, a power-driven vessel shall keep out of the way of a .

vessel on her port side that is crossing her course

vessel that is overtaking her

seaplane on the water

sailing vessel

424

BOTH INTERNATIONAL & INLAND One of the signals, other than a distress signal, that can be used by a vessel to attract attention is a(n) .

red star shell

searchlight

burning barrel

orange smoke signal

425

BOTH INTERNATIONAL & INLAND Risk of collision exists when an approaching vessel has a(n) .

generally steady bearing and decreasing range

generally steady range and increasing bearing

increasing range and bearing

decreasing bearing only

426

BOTH INTERNATIONAL & INLAND Risk of collision is considered to exist if .

four vessels are nearby

a vessel has a steady bearing at a constant range

there is any doubt that a risk of collision exists

a special circumstance situation is apparent

427

BOTH INTERNATIONAL & INLAND Risk of collision may be deemed to exist under which of the following situations?

if the compass bearing of an approaching vessel does NOT appreciably change

even when an appreciable bearing change is evident, particularly when approaching a vessel at close range

if you observe both side lights of a vessel ahead for an extended period of time

All of the above

428

BOTH INTERNATIONAL & INLAND Risk of collision may exist .

if the compass bearing of an approaching vessel does NOT appreciably change

even when an appreciable bearing change is evident, particularly when approaching a vessel at close range

if you observe both sidelights of a vessel ahead for an extended period of time

All of the above

429

BOTH INTERNATIONAL & INLAND Rule 14 describes the action to be taken by vessels meeting head-on. Which of the following conditions must exist in order for this rule to apply?

Both vessels must be power-driven.

They must be meeting on reciprocal or nearly reciprocal courses.

The situation must involve risk of collision.

All of the above

430

BOTH INTERNATIONAL & INLAND Sailing vessels are stand-on over power-driven vessels except .

in a crossing situation

in a meeting situation

when they are the overtaking vessel

on the inland waters of the U.S.

431

BOTH INTERNATIONAL & INLAND Signals required for vessels aground include .

by night, the anchor lights for a vessel of her length, and three red lights in a vertical line

a short, a prolonged, and a short blast

by day, three black balls in a vertical line

All of the above

432

BOTH INTERNATIONAL & INLAND Systems of inbound and outbound lanes to promote the safe flow of vessel traffic in certain areas around the world are known as .

merchant vessel reporting systems

traffic separation schemes

collision avoidance fairways

restricted maneuverability channels

433

BOTH INTERNATIONAL & INLAND The arc of visibility for sidelights is from right ahead to .

22.5 abaft the beam

abeam

22.5 forward of the beam

135 abaft the beam

434

BOTH INTERNATIONAL & INLAND The duration of a prolonged blast of the whistle is .

2 to 4 seconds

4 to 6 seconds

6 to 8 seconds

8 to 10 seconds

435

BOTH INTERNATIONAL & INLAND The duration of each blast of the whistle signals used in meeting and crossing situations is .

about 1 second

2 or 4 seconds

4 to 6 seconds

8 to 10 seconds

436

BOTH INTERNATIONAL & INLAND The lights displayed indicate a .

fishing vessel trolling

vessel laying submarine cable

vessel towing astern

vessel dredging

Diagram 73

437

BOTH INTERNATIONAL & INLAND The lights displayed would be shown by a vessel which is .

aground

not under command and is dead in the water

not under command and is making way

laying or picking up navigation marks

Diagram 44

438

BOTH INTERNATIONAL & INLAND The lights prescribed by the Rules shall be exhibited .

from sunrise to sunset in restricted visibility

at all times

from sunset to sunrise, and at no other time

whenever a look-out is posted

439

BOTH INTERNATIONAL & INLAND The lights required by the Rules must be shown .

from sunrise to sunset in restricted visibility

at all times

ONLY from sunset to sunrise

whenever a look-out is posted

440

BOTH INTERNATIONAL & INLAND The lights shown are those of a .

vessel being towed

power-driven vessel of less than 50 meters in length

fishing vessel at anchor

sailboat

Diagram 58

441

BOTH INTERNATIONAL & INLAND The minimum length of a power-driven vessel that must show forward and after masthead lights is .

30 meters

50 meters

75 meters

100 meters

442

BOTH INTERNATIONAL & INLAND The NAVIGATION RULES define a "vessel not under command" as a vessel which .

from the nature of her work is unable to keep out of the way of another vessel

through some exceptional circumstance is unable to maneuver as required by the rules

by taking action contrary to the rules has created a special circumstance situation

is moored, aground or anchored in a fairway

443

BOTH INTERNATIONAL & INLAND The Navigation Rules state that a vessel shall be operated at a safe speed at all times so that she can be stopped within .

the distance of visibility

1/2 the distance of visibility

a distance appropriate to the existing circumstances and conditions

the distance that it would require for the propeller to go from full ahead to full astern

444

BOTH INTERNATIONAL & INLAND The rule regarding look-outs applies .

in restricted visibility

between dusk and dawn

in heavy traffic

All of the above

445

BOTH INTERNATIONAL & INLAND The rules concerning lights shall be complied with in all weathers from sunset to sunrise. The lights .

shall be displayed in restricted visibility during daylight hours

need not be displayed when no other vessels are in the area

shall be set at low power when used during daylight hours

need not be displayed by unmanned vessels

446

BOTH INTERNATIONAL & INLAND The rules require that a stand-on vessel SHALL take action to avoid collision when she determines that .

risk of collision exists

the other vessel will cross ahead of her

the other vessel is not taking appropriate action

collision cannot be avoided by the give- way vessel's maneuver alone

447

BOTH INTERNATIONAL & INLAND The rules require which factor to be taken into account when determining safe speed?

The construction of the vessel

The experience of the vessel's crew

The location of vessels detected by radar

All of the above

448

BOTH INTERNATIONAL & INLAND The Rules state that a seaplane shall .

not be regarded as a vessel

in general, keep well clear of all vessels

proceed at a slower speed than surrounding vessels

when making way, show the lights for a vessel not under command

449

BOTH INTERNATIONAL & INLAND The Rules state that a vessel overtaking another vessel is relieved of her duty to keep clear when .

she is forward of the other vessel's beam

the overtaking situation becomes a crossing situation

she is past and clear of the other vessel

the other vessel is no longer in sight

450

BOTH INTERNATIONAL & INLAND The Rules state that certain factors are to be taken into account when determining safe speed. Those factors include .

state of wind, sea, and current, and the proximity of navigational hazards

maximum attainable speed of your vessel

temperature

aids to navigation that are available

451

BOTH INTERNATIONAL & INLAND The Rules state that certain factors are to be taken into account when determining safe speed. One of the factors is the .

radio communications that are available

maximum speed of your vessel

temperature

current

452

BOTH INTERNATIONAL & INLAND The Rules state that risk of collision shall be deemed to exist .

whenever two vessels approach from opposite directions

if the bearing of an approaching vessel does not appreciably change

whenever a vessel crosses ahead of the intended track of another vessel

if one vessel approaches another so as to be overtaking

453

BOTH INTERNATIONAL & INLAND The steering and sailing rules for vessels in restricted visibility apply to vessels .

in sight of one another in fog

navigating in or near an area of restricted visibility

only if they are showing special purpose lights

only if they have operational radar

454

BOTH INTERNATIONAL & INLAND The stern light shall be positioned such that it will show from dead astern to how many degrees on each side of the stern of the vessel?

22.5

67.5

112.5

135.0

455

BOTH INTERNATIONAL & INLAND The stern light shall be positioned such that it will show from dead astern to how many degrees on each side of the stern of the vessel?

135.0

112.5

67.5

22.5

456

BOTH INTERNATIONAL & INLAND The term "power- driven vessel" refers to any vessel .

with propelling machinery onboard whether in use or not

making way against the current

with propelling machinery in use

traveling at a speed greater than that of the current

457

BOTH INTERNATIONAL & INLAND The term "prolonged blast" means a blast of .

two to four seconds duration

four to six seconds duration

six to eight seconds duration

eight to ten seconds duration

458

BOTH INTERNATIONAL & INLAND The term "restricted visibility" as used in the Rules refers .

only to fog

only to visibility of less than one-half of a mile

to visibility where you cannot see shore

to any condition where visibility is restricted

459

BOTH INTERNATIONAL & INLAND The towing light is a(n) .

flashing amber light

yellow light with the same characteristics as the stern light

all-round yellow light

yellow light with the same characteristics as the masthead light

460

BOTH INTERNATIONAL & INLAND The use of the danger signal .

replaces directional signals

makes the other vessel the stand-on vessel

indicates doubt as to another vessels actions

is the same as a "MAYDAY" signal

461

BOTH INTERNATIONAL & INLAND The use of the signal consisting of five or more short blasts on the ship's whistle .

replaces directional signals

makes the other vessel the give-way vessel

indicates doubt as to the other vessel's action

makes it necessary to slow or stop

462

BOTH INTERNATIONAL & INLAND The whistle signal for a vessel operating astern propulsion is .

one long blast

one prolonged blast

three short blasts

four or more short blasts

463

BOTH INTERNATIONAL & INLAND The white masthead light required for a power-driven vessel under the Rules is visible over how many degrees of the horizon?

022.5

112.5

225.0

360.0

464

BOTH INTERNATIONAL & INLAND The wind is ESE, and a sailing vessel is steering NW. Which fog signal should she sound?

One blast at one- minute intervals

One blast at two- minute intervals

Two blasts at one- minute intervals

One prolonged and two short blasts at two-minute intervals

465

BOTH INTERNATIONAL & INLAND The word "vessel", in the Rules, includes .

a barge permanently affixed to the shore

nondisplacement craft

a drilling unit attached to the Outer Continental Shelf

All of the above

466

BOTH INTERNATIONAL & INLAND The word "vessel", in the Rules, includes .

sailing ships

nondisplacement craft

seaplanes

All of the above

467

BOTH INTERNATIONAL & INLAND There are two classes of vessels which do not have to comply with the rule regarding traffic separation schemes, to the extent necessary to carry out their work. One of those is a vessel .

engaged in fishing

towing another

servicing a navigational aid

on pilotage duty

468

BOTH INTERNATIONAL & INLAND There are two classes of vessels which, to the extent necessary to carry out their work, do not have to comply with the rule regarding traffic separation schemes. One of these is a vessel .

engaged in fishing in a traffic lane

servicing a submarine cable

towing another

engaged on pilotage duty

469

BOTH INTERNATIONAL & INLAND To determine if risk of collision exists, a vessel which is fitted with radar must use .

radar scanning

radar plotting

compass bearings

All of the above

470

BOTH INTERNATIONAL & INLAND Traffic separation schemes .

provide routing and scheduling procedures to reduce shipping delays

provide traffic patterns in congested areas, so that vessels can operate without having a separate lookout

provide inbound and outbound lanes to promote the safe flow of vessel traffic

prohibit vessels carrying hazardous cargoes from entering waters that are environmentally sensitive

471

BOTH INTERNATIONAL & INLAND Traffic separation schemes established by the International Maritime Organization .

provide inbound and outbound lanes to promote the safe flow of vessel traffic

provide vessel reporting systems to assist in search and rescue in the event of a vessel casualty

provide routing and vessel scheduling procedures to reduce shipping delays

prohibit vessels carrying hazardous cargos from entering waters that are environmentally sensitive

472

BOTH INTERNATIONAL & INLAND Two all-round red lights displayed in a vertical line are shown by a vessel .

being towed

pushing a barge ahead

at anchor

not under command

473

BOTH INTERNATIONAL & INLAND Two barges are being pushed ahead by a tugboat. Which statement is TRUE concerning lights on the barges?

Each vessel should show sidelights.

Each vessel should show at least one white light.

The barges should be lighted as separate units.

The barges should be lighted as one vessel.

474

BOTH INTERNATIONAL & INLAND Two power driven vessels meeting in a "head-on" situation are directed by the Rules to .

alter course to starboard and pass port to port

alter course to port and pass starboard to starboard

decide on which side the passage will occur by matching whistle signals

slow to bare steerageway

475

BOTH INTERNATIONAL & INLAND Two power- driven vessels are crossing as shown. Vessel "A" sounds three short blasts on the whistle. This signal means that vessel "A" .

intends to hold course and speed

is sounding the danger signal

is backing engines

proposes to cross ahead of the other vessel

Diagram 42

476

BOTH INTERNATIONAL & INLAND Two power- driven vessels are crossing as shown. Vessel "A" sounds three short blasts on the whistle. This signal means that vessel "A" .

intends to hold course and speed

is uncertain about the actions of "B"

proposes to cross ahead of the other vessel

is backing engines

Diagram 42

477

BOTH INTERNATIONAL & INLAND Two power- driven vessels are crossing so as to involve risk of collision. Which statement is TRUE, according to the Rules?

The vessel which has the other on her own port side shall keep out of the way.

If the stand-on vessel takes action, she shall avoid changing course to port.

If the give-way vessel takes action, she shall avoid changing course to starboard.

The give-way vessel should keep the other vessel to her starboard.

478

BOTH INTERNATIONAL & INLAND Two sailing vessels are approaching each other as shown. Which statement is correct?

Vessel "I" should stand on because she has the wind on her port side.

Vessel "II" should stand on because she has the wind on her starboard side.

Neither vessel is the stand-on vessel because they are meeting head-on.

Vessel "I" should stand on because she is close-hauled.

Diagram 3

479

BOTH INTERNATIONAL & INLAND Two vessels are approaching each other near head on. What action should be taken to avoid collision?

The first vessel to sight the other should give way.

The vessel making the slower speed should give way.

Both vessels should alter course to starboard.

Both vessels should alter course to port.

480

BOTH INTERNATIONAL & INLAND Two vessels are in an overtaking situation. Which of the lights on the overtaken vessel will the overtaking vessel see?

Two masthead lights

One masthead light and a sidelight

Both sidelights

Stern light only

481

BOTH INTERNATIONAL & INLAND Two vessels are meeting head-on. How must the vessels pass?

One vessel must alter course while the other must continue on its course.

The vessels should determine which will alter course by sounding whistle signals.

Both vessels should alter course to port and pass starboard to starboard.

Both vessels should alter course to starboard and pass port to port.

482

BOTH INTERNATIONAL & INLAND Underway at night you see the red sidelight of a vessel well off your port bow. Which statement is TRUE?

You are required to alter course to the right.

You must stop engines.

You are on a collision course with the other vessel.

You may maintain course and speed.

483

BOTH INTERNATIONAL & INLAND Underway at night, a vessel displaying the lights shown is .

engaged in fishing

mine sweeping

a pilot boat

under sail

Diagram 62

484

BOTH INTERNATIONAL & INLAND Vessel "A" (towing) and vessel "B" are meeting as shown. In this situation, which statement is TRUE?

Both vessels should alter course to starboard and pass port to port.

Both vessels should alter course to port and pass starboard to starboard.

Vessel "A" should hold course while vessel "B" alters course to starboard.

Vessel "A" is the stand- on in this situation.

Diagram 12

485

BOTH INTERNATIONAL & INLAND Vessel "A" is on course 000T. Vessel "B" is on a course such that she is involved in a head-on situation and is bearing 355T, 2 miles away from vessel "A". To ensure a safe passing, vessel "A" should .

maintain course

alter course to port

alter course to ensure a starboard to starboard passing

maneuver to ensure a port to port passing

486

BOTH INTERNATIONAL & INLAND Vessel "A" is overtaking vessel "B" as shown. Which vessel is the stand-on vessel?

Vessel "A"

Vessel "B"

Neither vessel

Both vessels must keep clear of the other.

Diagram 9

487

BOTH INTERNATIONAL & INLAND Vessel "A" is underway and pushing ahead when vessel "B" is sighted off the starboard bow as shown. Which statement is TRUE?

Vessel "A" is the stand- on vessel because it is to the port side of vessel "B".

Vessel "A" is the stand- on vessel because it is pushing ahead.

Vessel "B" is the stand-on vessel because it is to starboard of vessel "A".

Neither vessel is the stand-on vessel.

Diagram 5

488

BOTH INTERNATIONAL & INLAND Vessel "A" is underway and pushing ahead when vessel "B" is sighted off the starboard bow as shown. Which vessel is the stand-on vessel?

Vessel "A" is the stand- on vessel because it is to port.

Vessel "A" is the stand- on vessel because it is pushing ahead.

Vessel "B" is the stand-on vessel because it is to starboard of vessel "A".

Neither vessel is the stand-on vessel.

Diagram 28

489

BOTH INTERNATIONAL & INLAND Vessels "A" and "B" are crossing as shown. Which statement is TRUE?

The vessels should pass starboard to starboard.

Vessel "B" should pass astern of vessel "A".

Vessel "B" should alter course to the right.

Vessel "A" must keep clear of vessel "B".

Diagram 30

490

BOTH INTERNATIONAL & INLAND Vessels "A" and "B" are crossing as shown. Which statement is TRUE?

The vessels should pass starboard to starboard.

Vessel "B" should pass under the stern of vessel "A".

Vessel "B" should alter course to the right.

Vessel "A" must keep clear of vessel "B".

Diagram 26

491

BOTH INTERNATIONAL & INLAND Vessels I and II are underway as shown. Vessel I is a sailing vessel with the wind dead aft. Vessel II is a power-driven vessel trawling. Which statement is TRUE?

Vessel I is to keep clear because the other vessel is fishing.

Vessel II is to keep clear because she is a power-driven vessel.

Vessel II is to keep clear because the other vessel is to its starboard.

Both vessels are to take action to stay clear of each other.

Diagram 33

492

BOTH INTERNATIONAL & INLAND Vessels of less than what length may not impede the passage of other vessels which can safely navigate only within a narrow channel or fairway?

10 meters

20 meters

30 meters

40 meters

493

BOTH INTERNATIONAL & INLAND What day-shape is to be shown by a vessel aground?

A cylinder

Two cones with their apexes together

Two black balls in a vertical line

Three black balls in a vertical line

494

BOTH INTERNATIONAL & INLAND What day-shape must be shown by a vessel over 20 meters fishing which has gear extending more than 150 meters horizontally outward from it?

One black ball

One diamond shape

One cone with its apex upwards

One basket

495

BOTH INTERNATIONAL & INLAND What day-shape must be shown on a partly submerged vessel which is being towed?

A diamond

A cone

One black ball

Two black balls in a vertical line

496

BOTH INTERNATIONAL & INLAND What day-shape should a vessel being towed exhibit if the tow EXCEEDS 200 meters?

Two balls

Two diamonds

One ball

One diamond

497

BOTH INTERNATIONAL & INLAND What day-shape would a vessel at anchor show during daylight?

One black ball

Two black balls

Three black balls

No signal

498

BOTH INTERNATIONAL & INLAND What describes a head-on situation?

Seeing one red light of a vessel directly ahead

Seeing two forward white towing lights in a vertical line on a towing vessel directly ahead

Seeing both sidelights of a vessel directly off your starboard beam

Seeing both sidelights of a vessel directly ahead

499

BOTH INTERNATIONAL & INLAND What describes a head-on situation?

Seeing a vessel displaying both sidelights ONLY dead ahead

Seeing two forward white towing identification lights in a vertical line on a towing vessel directly ahead

Seeing both sidelights of a vessel directly off your starboard beam

Seeing both sidelights and masthead light(s) of a vessel dead ahead

500

BOTH INTERNATIONAL & INLAND What determines if a vessel is "restricted in her ability to maneuver"?

Whether or not all of the vessel's control equipment is in working order

The vessel's draft in relation to the available depth of water

Whether the vessel is operating in a narrow channel

The nature of the vessel's work, limiting maneuverability required by the Rules

501

BOTH INTERNATIONAL & INLAND What determines if a vessel is "restricted in her ability to maneuver"?

Whether or not all of the vessel's control equipment is in working order

The vessel's draft in relation to the available depth of water

Whether the nature of the vessel's work limits maneuverability required by the Rules

Whether or not the vessel is the give-way vessel in a meeting situation

502

BOTH INTERNATIONAL & INLAND What does the word "breadth" mean?

Greatest breadth

Molded breadth

Breadth on the main deck

Breadth at the load waterline

503

BOTH INTERNATIONAL & INLAND What does the word "length" refer to?

Length between the perpendiculars

Length overall

Waterline length

Registered length

504

BOTH INTERNATIONAL & INLAND What equipment for fog signals is required for a vessel 20 meters in length?

Whistle and bell only

Whistle only

Bell only

Whistle, bell, and gong

505

BOTH INTERNATIONAL & INLAND What equipment for fog signals is required for a vessel 20 meters in length?

Whistle only

Bell only

Whistle and bell only

Whistle, bell, and gong

506

BOTH INTERNATIONAL & INLAND What is a "vessel restricted in her ability to maneuver"?

A deep-draft vessel that can only navigate in a dredged channel

A vessel fishing with a bottom trawl that must remain on course

A large tanker that is being towed as a dead ship to dry dock

A vessel laying revetment mats to provide bank protection along a channel

507

BOTH INTERNATIONAL & INLAND What is a requirement for any action taken to avoid collision?

When in sight of another vessel, any action taken must be accompanied by sound signals.

The action taken must include changing the speed of the vessel.

The action must be positive and made in ample time.

All of the above

508

BOTH INTERNATIONAL & INLAND What is a vessel "restricted in her ability to maneuver"?

A vessel not under command

A vessel constrained by her draft

A vessel underway in fog

A vessel towing unable to deviate from her course

509

BOTH INTERNATIONAL & INLAND What is NOT a distress signal?

Red flares or red rockets

Continuous sounding of fog signaling apparatus

International Code Flags "November" over "Charlie"

Basket hanging in the rigging

510

BOTH INTERNATIONAL & INLAND What is NOT a vessel "restricted in her ability to maneuver"?

A vessel laying engaged in laying submarine cable

A vessel towing with limited maneuverability due to a large unwieldy tow

A deep-draft vessel that can only navigate in a dredged channel

A towing vessel underway with a fuel barge alongside and taking on fuel

511

BOTH INTERNATIONAL & INLAND What is required of a vessel navigating near an area of restricted visibility?

A power-driven vessel shall have her engines ready for immediate maneuver.

She must sound appropriate sound signals.

If she detects another vessel by radar, she shall determine if risk of collision exists.

All of the above

512

BOTH INTERNATIONAL & INLAND What is the fog signal for a vessel 75 meters in length, restricted in her ability to maneuver, at anchor?

One prolonged blast followed by two short blasts at intervals of not more than two minutes

Five second ringing of a bell at intervals of not more than one minute

Four short blasts at intervals of not more than two minutes

Five second ringing of a bell and five second sounding of a gong at intervals of not more than one minute

513

BOTH INTERNATIONAL & INLAND What is the identity signal which may be sounded by a vessel engaged on pilotage duty in fog?

2 short blasts

3 short blasts

4 short blasts

5 short blasts

514

BOTH INTERNATIONAL & INLAND What is the minimum length of an anchored vessel which is required to show a white light both forward and aft?

50 meters

100 meters

150 meters

200 meters

515

BOTH INTERNATIONAL & INLAND What is the minimum length of vessels required to show two anchor lights?

40 meters

50 meters

60 meters

70 meters

516

BOTH INTERNATIONAL & INLAND What is the minimum sound signaling equipment required aboard a vessel 10 meters in length?

Any means of making an efficient sound signal

A bell only

A whistle only

A bell and a whistle

517

BOTH INTERNATIONAL & INLAND What is the minimum sound signaling equipment required aboard a vessel 10 meters in length?

A bell only

A whistle only

A bell and a whistle

Any means of making an efficient sound signal

518

BOTH INTERNATIONAL & INLAND What is the minimum sound signaling equipment required aboard a vessel 24 meters in length?

Any means of making an efficient sound signal

A bell only

A whistle only

A bell and a whistle

519

BOTH INTERNATIONAL & INLAND What is the minimum vessel length which must show two white masthead lights, one forward and one aft, when underway at night?

7 meters

20 meters

50 meters

100 meters

520

BOTH INTERNATIONAL & INLAND What is the required fog signal for a manned vessel being towed at night?

One prolonged followed by one short blast

One prolonged followed by three short blasts

One prolonged followed by two short blasts

Two prolonged blasts

521

BOTH INTERNATIONAL & INLAND What is used to show the presence of a partly submerged object being towed?

A diamond shape on the towed object

An all-round light at each end of the towed object

A searchlight from the towing vessel in the direction of the tow

All of the above

522

BOTH INTERNATIONAL & INLAND What light(s), if any, would you show at night if your vessel was broken down and being towed astern by another vessel?

None

Same lights as for a power-driven vessel underway

A white light forward and a white light aft

The colored sidelights and a white stern light

523

BOTH INTERNATIONAL & INLAND What lights must be shown on a barge being towed astern at night?

A white light at each corner

A white light fore and aft

Sidelights and a stern light

A stern light only

524

BOTH INTERNATIONAL & INLAND What lights must sailboats show when underway at night?

One all-round white light

A stern light

Red and green sidelights

Red and green sidelights and a stern light

525

BOTH INTERNATIONAL & INLAND What lights, if any, would you exhibit at night if your vessel were broken down and being towed by another vessel?

None

Same lights as for a power-driven vessel underway

A white light forward and a white light aft

The colored sidelights and a white stern light

526

BOTH INTERNATIONAL & INLAND What must be TRUE in order for a stand-on vessel to take action to avoid collision by her maneuver alone?

She must be in sight of the give-way vessel.

There must be risk of collision.

She must determine that the give-way vessel is not taking appropriate action.

All of the above

527

BOTH INTERNATIONAL & INLAND What represents the length of a vessel as defined by the Rules?

A

B

C

D

Diagram 86

528

BOTH INTERNATIONAL & INLAND What signal indicates doubt that sufficient action is being taken by another vessel to avoid collision?

Five short and rapid blasts of the whistle

Three long blasts of the whistle

Three short and rapid blasts of the whistle

One prolonged blast followed by three short blasts of the whistle

529

BOTH INTERNATIONAL & INLAND What signal would a vessel aground show during daylight?

One black ball

Two black balls

Three black balls

Four black balls

530

BOTH INTERNATIONAL & INLAND What type of vessel or operation is indicated by a vessel displaying two cones with the apexes together?

Sailing

Trawling

Minesweeping

Dredging

531

BOTH INTERNATIONAL & INLAND What type of vessel or operation is indicated by a vessel showing two cones with the apexes together?

Sailing vessel

Vessel trawling

Mineclearing

Dredge

532

BOTH INTERNATIONAL & INLAND What would be a "special circumstance" under the Rules?

Vessel at anchor

Two vessels meeting

Speed in fog

More than two vessels crossing

533

BOTH INTERNATIONAL & INLAND When a vessel signals her distress by means of a gun or other explosive signal, the firing should be at intervals of approximately .

10 minutes

1 minute

1 hour

3 minutes

534

BOTH INTERNATIONAL & INLAND When action to avoid a close quarters situation is taken, a course change alone may be the most effective action provided that .

it is done in a succession of small course changes

it is NOT done too early

it is a large course change

the course change is to starboard

535

BOTH INTERNATIONAL & INLAND When anchoring a 20-meter vessel at night, you must show .

one all-round white light

two all-round white lights

one all-round white light and the stern light

one all-round white light and a flare up light

536

BOTH INTERNATIONAL & INLAND When in sight of another vessel and there is sufficient sea room, any action taken to avoid collision must .

be accompanied by sound signals

not result in another close quarters situation

include a speed change

All of the above

537

BOTH INTERNATIONAL & INLAND When is a stand- on vessel FIRST allowed by the Rules to take action in order to avoid collision?

When the two vessels are less than half a mile from each other.

When the give-way vessel is not taking appropriate action to avoid collision.

When collision is imminent.

The stand-on vessel is never allowed to take action.

538

BOTH INTERNATIONAL & INLAND When navigating in restricted visibility, a power-driven vessel shall .

stop her engines when hearing a fog signal forward of her beam, even if risk of collision does not exist

have her engines ready for immediate maneuver

when making way, sound one prolonged blast at intervals of not more than one minute

operate at a speed to be able to stop in the distance of her visibility

539

BOTH INTERNATIONAL & INLAND When navigating in thick fog with the radar on, you should .

station the look-out in the wheelhouse to keep a continuous watch on the radar

secure the sounding of fog signals until a vessel closes within five miles

station a look-out as low down and far forward as possible

keep the radar on the shortest available range for early detection of approaching vessels

540

BOTH INTERNATIONAL & INLAND When shall the stand-on vessel change course and speed?

The stand-on vessel may change course and speed at any time as it has the right-of- way

After the give-way vessel sounds one blast in a crossing situation

When action by the give-way vessel alone cannot prevent collision

When the two vessels become less than half a mile apart

541

BOTH INTERNATIONAL & INLAND When shall the stand-on vessel in a crossing situation take action to avoid the other vessel?

When a risk of collision exists

When action by the give-way vessel alone will not prevent a collision

When the bearing to give-way vessel becomes steady

When the vessels become less than 1/2 mile apart

542

BOTH INTERNATIONAL & INLAND When should the fog signal of a manned vessel under tow be sounded?

After the towing vessel's fog signal

Before the towing vessel's fog signal

Approximately one minute after the towing vessel's fog signal

If the towing vessel is sounding a fog signal, the manned vessel being towed is not required to sound any fog signal.

543

BOTH INTERNATIONAL & INLAND When taking action to avoid collision, you should .

make sure the action is taken in enough time

not make any large course changes

not make any large speed changes

All of the above

544

BOTH INTERNATIONAL & INLAND When towing more than one barge astern at night .

only the last barge on the tow must be lighted

only the first and the last barges in the tow must be lighted

each barge in the tow must be lighted

only manned barges must be lighted

545

BOTH INTERNATIONAL & INLAND When two power- driven vessels are crossing, the vessel which has the other to starboard must keep out of the way if .

she is the faster vessel

the situation involves risk of collision

the vessels will pass within half a mile of each other

whistle signals have been sounded

546

BOTH INTERNATIONAL & INLAND When two power- driven vessels are crossing, which vessel is the stand- on vessel?

The vessel which is to starboard of the other vessel

The vessel which is to port of the other vessel

The larger vessel

The vessel that sounds the first whistle signal

547

BOTH INTERNATIONAL & INLAND When two power- driven vessels are meeting head-on and there is a risk of collision, each shall .

stop her engines

alter course to starboard

sound the danger signal

back down

548

BOTH INTERNATIONAL & INLAND When two vessels are in immediate danger of collision, the stand-on vessel must .

abandon ship

assist in taking whatever action is necessary to avoid collision

hold course and speed

sound a distress signal

549

BOTH INTERNATIONAL & INLAND When underway in a channel, you should keep to the .

middle of the channel

starboard side of the channel

port side of the channel

side of the channel that has the widest turns

550

BOTH INTERNATIONAL & INLAND When underway in restricted visibility, you might hear, at intervals of two minutes, any of the following fog signals EXCEPT .

one prolonged blast

two prolonged blasts

one prolonged and two short blasts

ringing of a bell for five seconds

551

BOTH INTERNATIONAL & INLAND Which breadth shown represents the breadth as defined in the Rules?

A

B

C

D

Diagram 87

552

BOTH INTERNATIONAL & INLAND Which craft is a "power-driven vessel" under the Rules of the Road?

An auxiliary sailing vessel, using her engine

A canoe propelled by a small outboard motor

A trawler on her way to the fishing grounds

All of the above

553

BOTH INTERNATIONAL & INLAND Which craft would be considered a "power-driven vessel" under the Rules of the Road?

An auxiliary sail vessel, using her engine

A canoe being propelled by a small outboard motor

A tug powered by a diesel engine

All of the above

554

BOTH INTERNATIONAL & INLAND Which day- shape must be shown by a vessel 25 meters in length aground during daylight hours?

One black ball

Two black balls

Three black balls

Four black balls

555

BOTH INTERNATIONAL & INLAND Which day- shape should a vessel being towed exhibit if the tow EXCEEDS 200 meters?

A cone, apex downward

A cone, apex upward

A diamond

A ball

556

BOTH INTERNATIONAL & INLAND Which day- shape would a vessel aground show during daylight?

One black ball

Two black balls

Three black balls

Four black balls

557

BOTH INTERNATIONAL & INLAND Which display indicates a vessel conducting mineclearance operations?

Three balls in a vertical line

Two balls in a vertical line

One ball near the foremast and one ball at each yardarm

One diamond near the foremast and one ball at each yardarm

558

BOTH INTERNATIONAL & INLAND Which factor is listed in the Rules as one which must be taken into account when determining safe speed?

The construction of the vessel

The maneuverability of the vessel

The experience of vessel personnel

All of the above must be taken into account.

559

BOTH INTERNATIONAL & INLAND Which is a distress signal?

Firing of green star shells

Sounding 5 short blasts on the whistle

Answering a one blast whistle signal with two blasts

A flaming barrel of oil on deck

560

BOTH INTERNATIONAL & INLAND Which is a light signal authorized by the Secretary of the Navy as an additional navigational light for a ship of war?

Intermittent flashing amber (yellow) beacon for submarines

Green masthead and yardarm lights indicating mine clearance operations

Red-white-red lights in a vertical line for a carrier, launching aircraft

Yellow flares indicating torpedo firing exercises

561

BOTH INTERNATIONAL & INLAND Which is NOT a distress signal?

Flames on a vessel

Vertical motion of a white lantern at night

Code flags "November" and "Charlie"

Dye marker on the water

562

BOTH INTERNATIONAL & INLAND Which is NOT a distress signal?

A continuous sounding with any fog signal apparatus

A signal sent by radiotelephone consisting of the spoken word "Mayday"

An International Code Signal of N.C.

The firing of green star rockets or shells

563

BOTH INTERNATIONAL & INLAND Which is the danger signal?

A continuous sounding of the fog signal

Firing a gun every minute

Five or more short rapid blasts on the whistle

One prolonged blast on the whistle

564

BOTH INTERNATIONAL & INLAND Which light(s) is(are) AMONG those shown by a 200-meter vessel at anchor?

In the forepart of the vessel, a 225 white light

In the after part of the vessel, a 135 white light

Any available working lights to illuminate the decks

In the fore part of the vessel, a 135 white light

565

BOTH INTERNATIONAL & INLAND Which lights are shown by a vessel restricted in her ability to maneuver to indicate that the vessel is making way?

Masthead lights, sidelights and stern light

Masthead lights and sidelights only

Sidelights and stern light only

Sidelights only

566

BOTH INTERNATIONAL & INLAND Which lights shall a 200-meter vessel exhibit when at anchor?

In the forepart of the vessel, a 225-degree white light

In the after part of the vessel, a 112.5-degree white light

Working lights to illuminate the decks

In the forepart of the vessel, a 112.5-degree white light

567

BOTH INTERNATIONAL & INLAND Which lights would be shown at night by a vessel which is restricted in her ability to deviate from her course?

Three red lights in a vertical line

Three white lights in a vertical line

Three lights in a vertical line, the highest and lowest white and the middle red

Three lights in a vertical line, the highest and lowest red and the middle white

568

BOTH INTERNATIONAL & INLAND Which of the day- shapes shown indicates a vessel with a tow exceeding 200 meters in length?

A

B

C

D

Diagram 16

569

BOTH INTERNATIONAL & INLAND Which of the day- shapes shown must you show when at anchor?

A

B

C

D

Diagram 16

570

BOTH INTERNATIONAL & INLAND Which of the day- shapes shown would you show on the after end of an inconspicuous partially submerged vessel or object being towed less than 200 meters in length?

A

B

C

No day-shape would be shown.

Diagram 16

571

BOTH INTERNATIONAL & INLAND Which of the day- shapes shown would you show on the after end of an inconspicuous partially submerged vessel or object being towed over 200 meters in length?

A

B

C

No day-shape would be shown.

Diagram 16

572

BOTH INTERNATIONAL & INLAND Which power- driven vessel is NOT required to carry a light in the position of the after masthead light?

A pushing vessel and a vessel being pushed, in a composite unit and 100 meters in length

A vessel of 60 meters in length towing astern

A vessel of 45 meters in length trolling

Any vessel constrained by her draft

573

BOTH INTERNATIONAL & INLAND Which procedure(s) shall be used to determine risk of collision?

Watching the compass bearing of an approaching vessel

Systematic observation of objects detected by radar

Long-range radar scanning

All of the above

574

BOTH INTERNATIONAL & INLAND Which requirement must be met in order for a stand-on vessel to take action to avoid collision?

Risk of collision must exist.

The give-way vessel must have taken action first.

The vessels must be within half a mile of each other.

There are no requirements to be met. The stand-on vessel may take action anytime.

575

BOTH INTERNATIONAL & INLAND Which signal is recognized as a distress signal?

Directing the beam of a searchlight at another vessel

A smoke signal giving off orange colored smoke

A whistle signal of one prolonged and three short blasts

International Code Signal "PAN" spoken over the radiotelephone

576

BOTH INTERNATIONAL & INLAND Which signal may at some time be exhibited by a vessel trawling?

Two white lights in a vertical line

A white light over a red light in a vertical line

Two red lights in a vertical line

All of the above

577

BOTH INTERNATIONAL & INLAND Which signal may be used by a vessel that is in doubt as to whether sufficient action is being taken by another vessel to avoid collision?

A continuous sounding of the fog horn

Firing a gun every minute

Five or more short rapid blasts on the whistle

One prolonged blast on the whistle

578

BOTH INTERNATIONAL & INLAND Which signal shall a power-driven vessel sound when making way in fog?

One short blast every two minutes

One prolonged blast every two minutes

One prolonged and two short blasts every two minutes

Three short blasts every two minutes

579

BOTH INTERNATIONAL & INLAND Which signal, other than a distress signal, can be used by a vessel to attract attention?

Searchlight beam

Continuous sounding of a fog signal apparatus

Burning barrel

Orange smoke signal

580

BOTH INTERNATIONAL & INLAND Which situation would be a "special circumstance" under the Rules?

Vessel at anchor

More than two vessels meeting

Speed in fog

Two vessels crossing

581

BOTH INTERNATIONAL & INLAND Which statement about a 25-meter auxiliary sailboat is TRUE?

The sidelights and stern light may be combined in one lantern.

When operating under sail, her fog signal would consist of one prolonged blast.

She may show a green light over a red light at the masthead.

She must show fixed sidelights.

582

BOTH INTERNATIONAL & INLAND Which statement about the Navigation Rules is TRUE?

The rules require vessels to comply with Traffic Separation Scheme regulations.

The rules use the term "safe speed."

The Rules permit a stand-on vessel to take action prior to being in extremis.

All of the above are correct.

583

BOTH INTERNATIONAL & INLAND Which statement concerning an overtaking situation is correct?

The overtaking vessel is the stand-on vessel.

Neither vessel is the stand-on vessel.

The overtaking vessel must maintain course and speed.

The overtaking vessel must keep out of the way of the other.

584

BOTH INTERNATIONAL & INLAND Which statement concerning maneuvering in restricted visibility is FALSE?

A vessel which cannot avoid a close-quarters situation with a vessel forward of her beam shall reduce her speed to bare steerageway.

A vessel which hears a fog signal forward of her beam shall stop her engines.

A vessel which hears a fog signal forward of the beam shall navigate with caution.

If a vessel determines by radar that a close- quarters situation is developing, she shall take avoiding action in ample time.

585

BOTH INTERNATIONAL & INLAND Which statement concerning whistle signals is FALSE?

When a pushing vessel and a vessel pushed are connected in a composite unit, the unit sounds the fog signal of a power-driven vessel.

A vessel at anchor may sound one short, one prolonged, and one short blast.

A pilot vessel may sound an identity signal on the whistle.

A vessel engaged in towing in fog shall sound a fog signal at intervals of one minute.

586

BOTH INTERNATIONAL & INLAND Which statement correctly applies to a situation where a sailing vessel is overtaking a power-driven vessel?

The power-driven vessel must keep out of the way of the sailing vessel.

A "special circumstance" situation exists.

The sailing vessel must keep out of the way of the power- driven vessel.

The vessel which has the other vessel to the right must keep out of the way.

587

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning a "vessel engaged in fishing"?

The vessel may be using nets, lines, or trawls.

The vessel may be trolling.

The vessel shows 2 lights in a vertical line, white over red.

The vessel sounds the same fog signal as a vessel underway, making no way.

588

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning a 75-meter power-driven vessel underway at night?

She must exhibit an all- round white light at the stern.

She must exhibit forward and after masthead lights.

She must exhibit only a forward masthead light.

She may exhibit a red light over a green light forward.

589

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning a partly submerged vessel being towed?

It must show a yellow light at each end.

It will show red lights along its length.

A diamond shape will be carried at the aftermost extremity of the tow.

All of the above

590

BOTH INTERNATIONAL & INLAND Which statement is true concerning a towing light when a towing vessel is towing astern?

When a towing light is shown, no stern light is necessary.

When a stern light is shown, no towing light is necessary.

The towing light is shown below the stern light.

The towing light is shown above the stern light.

591

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning a towing vessel which, due to the nature of her work, is unable to keep out of the way of another vessel?

By day, she shall carry a black cylinder shape.

By day, she shall carry two black balls in a vertical line.

By night, she would show the same lights as a vessel not under command.

By day, she would show the same shapes as a vessel restricted in her ability to maneuver.

592

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning a vessel equipped with operational radar?

She must use this equipment to obtain early warning of risk of collision.

The radar equipment is only required to be used in restricted visibility.

The use of a radar excuses a vessel from the need of a look-out.

The safe speed of such a vessel will likely be greater than that of vessels without radar.

593

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning a vessel of 150 meters in length, at anchor?

She may show an all- round white light where it can best be seen.

She must show all- round white lights forward and aft.

The showing of working lights is optional.

None of the above

594

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning a vessel of 75 meters in length, at anchor?

She must show an all- round white light forward.

She must show a second all-round white light aft.

She may use her working lights to illuminate her decks.

All of the above

595

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning fog signals?

All fog signals for sailing vessels are to be given at intervals of not more than one minute.

A vessel aground may sound a whistle signal.

A vessel not under command sounds the same fog signal as a vessel towed.

The identity signal of a pilot vessel is the only fog signal sounded by such a vessel.

596

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning fog signals?

All fog signals for sailing vessels are to be given at intervals of not more than one minute.

A vessel not under command sounds the same fog signal as a vessel towed.

A pilot vessel underway and making way sounds the pilot identity signal and no other signal.

A vessel aground may sound a whistle signal.

597

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning lights and shapes for towing vessels?

If a tow exceeds 200 meters in length, the towing vessel will display a black ball during daylight.

When towing astern, a vessel will carry her identification lights at the masthead in addition to her regular masthead light.

When towing astern, the towing vessel may show either a stern light or a towing light, but not both.

If the towing vessel is over 50 meters in length, she must carry forward and after masthead lights.

598

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning risk of collision?

Risk of collision never exists if the compass bearing of the other vessel is changing.

Proper use shall be made of radar equipment to determine risk of collision.

Risk of collision must be determined before any action can be taken by a vessel.

Risk of collision exists if the vessels will pass within half a mile of each other.

599

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning risk of collision?

The stand-on vessel must keep out of the way of the other vessel when risk of collision exists.

Risk of collision always exists when two vessels pass within one mile of each other.

Risk of collision always exists when the compass bearing of an approaching vessel changes appreciably.

Risk of collision may exist when the compass bearing of an approaching vessel is changing appreciably.

600

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning seaplanes on the water?

A seaplane must exhibit appropriate lights but need not exhibit shapes.

A seaplane should show the lights for a vessel constrained by her draft.

In situations where a risk of collision exists, a seaplane should always give way.

A seaplane on the water shall, in general, keep well clear of all vessels.

601

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning seaplanes on the water?

A seaplane must show appropriate lights but need not exhibit shapes.

A seaplane should exhibit the lights for a vessel constrained by her draft.

In situations where a risk of collision exists, a seaplane should always give way.

A seaplane on the water shall, in general, keep well clear of all vessels.

602

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning the danger signal?

When any vessel fails to understand the intentions of an approaching vessel she must sound the danger signal.

Only the stand-on vessel can sound the danger signal.

Distress signals may be used in place of the danger signal.

The danger signal consists of 4 or more short blasts of the whistle.

603

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning the danger signal?

May be sounded by the stand-on vessel only

Indicates that the vessel is in distress

Is used to indicate a course change

May be supplemented by an appropriate light signal

604

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning the light used with whistle signals?

Use of such a light is required.

The light shall have the same characteristics as a masthead light.

It is only used to supplement short blasts of the whistle.

All of the above

605

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning two sailing vessels approaching each other?

A sailing vessel overtaking another is the give-way vessel.

When each is on a different tack, the vessel on the starboard tack shall keep out of the way.

A sailing vessel seeing another to leeward on an undetermined tack shall hold her course.

All of the above

606

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning two sailing vessels approaching each other?

The vessel making the most speed is the give- way vessel.

A sailing vessel overtaking another is the give-way vessel.

A sailing vessel seeing another to leeward on an undetermined tack shall hold her course.

All of the above

607

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning two sailing vessels?

A sailing vessel with the wind forward of the beam on her port side shall keep out of the way of a sailing vessel with the wind forward of the beam on the starboard side.

When both vessels have the wind on the same side, the vessel to leeward shall keep out of the way.

A sail vessel with the wind abaft of the beam must keep out of the way of a vessel sailing into the wind.

None of the above

608

BOTH INTERNATIONAL & INLAND Which statement is TRUE in an overtaking situation?

An overtaking situation exists when one vessel is approaching another vessel from anywhere abaft the beam.

It is the duty of the vessel being overtaken to get out of the way.

Any later change of bearing between the two vessels shall not make the overtaking vessel a crossing vessel.

All of the above

609

BOTH INTERNATIONAL & INLAND Which statement is TRUE of a 30-meter sailing vessel underway?

She must show sidelights and a stern light in restricted visibility.

She may show an all- round white light at the top of the mast.

She need not show a stern light if she is showing all-round lights on the mast.

If she is using propelling machinery, she shall show forward a shape consisting of two cones, apexes together.

610

BOTH INTERNATIONAL & INLAND Which statement is TRUE regarding equipment for bell & gong signals?

A vessel of less than 12 meters in length need not have any sound signaling equipment.

Manual sounding of the signals must always be possible.

Any vessel over 12 meters in length must be provided with a gong.

Signals must be able to be sounded manually and automatically.

611

BOTH INTERNATIONAL & INLAND Which statement is TRUE regarding equipment for sound signals?

A vessel of less than 12 meters in length need not have any sound signaling equipment.

Any vessel over 12 meters in length must be provided with a gong.

Manual sounding of the bell and gong must always be possible.

Automatic sounding of the signals is not permitted.

612

BOTH INTERNATIONAL & INLAND Which statement is TRUE when you are towing more than one barge astern at night?

Only the last barge in the tow must be lighted.

Only the first and last barges in the tow must be lighted.

All barges in the tow must be lighted.

All barges, except unmanned barges, must be lighted.

613

BOTH INTERNATIONAL & INLAND Which vessel does NOT sound a fog signal of one prolonged followed by two short blasts?

A vessel dredging

A vessel being towed

A vessel engaged in fishing

A sailing vessel

614

BOTH INTERNATIONAL & INLAND Which vessel does NOT sound a fog signal of one prolonged followed by two short blasts?

A vessel engaged in dredging

A sailing vessel

A vessel being towed

A vessel engaged in fishing

615

BOTH INTERNATIONAL & INLAND Which vessel is "underway" according to the Rules?

A vessel made fast to a single point mooring buoy

A purse seiner hauling her nets

A pilot vessel at anchor

A vessel which has run aground

616

BOTH INTERNATIONAL & INLAND Which vessel is "underway" under the Rules of the Road?

A vessel at anchor with the engine running

A vessel with a line led to a tree onshore

A vessel drifting with the engine off

A vessel aground

617

BOTH INTERNATIONAL & INLAND Which vessel is "underway" within the meaning of the Rules?

A vessel at anchor with the engine turning

A vessel tied to an offshore mooring buoy

A vessel aground with the engine turning

A vessel drifting with the engine stopped

618

BOTH INTERNATIONAL & INLAND Which vessel is a "vessel restricted in her ability to maneuver" under the Rules?

A vessel mineclearing

A vessel engaged in fishing

A vessel at anchor

A vessel not under command

619

BOTH INTERNATIONAL & INLAND Which vessel is directed not to impede the passage of a vessel which can only navigate inside a narrow channel?

A vessel of less than 20 meters in length

A vessel not under command

A vessel engaged in surveying

All of the above

620

BOTH INTERNATIONAL & INLAND Which vessel is NOT to be regarded as "restricted in her ability to maneuver"?

A vessel transferring provisions while underway

A pushing vessel and a vessel being pushed when connected in a composite unit

A vessel servicing a navigation mark

A vessel launching aircraft

621

BOTH INTERNATIONAL & INLAND Which vessel is NOT to impede the passage of a vessel which can only navigate safely within a narrow channel?

Any vessel less than 20 meters in length

Any sailing vessel

A vessel engaged in fishing

All of the above

622

BOTH INTERNATIONAL & INLAND Which vessel is required to sound a fog signal of one prolonged followed by two short blasts?

A vessel not under command

A sailing vessel, underway

A vessel restricted in its ability to maneuver, at anchor

All of the above

623

BOTH INTERNATIONAL & INLAND Which vessel is the stand-on vessel when two vessels crossing in fog are NOT in sight of one another?

The vessel which has the other on her own starboard side

The vessel which has the other on her own port side

The vessel which hears the other vessel's fog signal first

Neither vessel is the stand-on vessel.

624

BOTH INTERNATIONAL & INLAND Which vessel is to sound a fog signal of one prolonged followed by two short blasts?

A vessel not under command

A sailing vessel, underway

A vessel restricted in her ability to maneuver when carrying out her work at anchor

All of the above

625

BOTH INTERNATIONAL & INLAND Which vessel is to sound a fog signal of one prolonged followed by two short blasts?

A vessel not under command

A sailing vessel underway

A vessel restricted in its ability to maneuver, at anchor

All of the above

626

BOTH INTERNATIONAL & INLAND Which vessel is, by definition, unable to keep out of the way of another vessel?

Vessel engaged in fishing

Vessel restricted in her ability to maneuver

Sailing vessel

Vessel towing

627

BOTH INTERNATIONAL & INLAND Which vessel is, by definition, unable to keep out of the way of another vessel?

Vessel engaged in fishing

Vessel not making way

Vessel sailing

Vessel restricted in her ability to maneuver

628

BOTH INTERNATIONAL & INLAND Which vessel may carry her side lights and stern light in one combined lantern?

15-meter sailing vessel

20-meter vessel engaged in fishing and making way

25-meter power-driven vessel trolling

15-meter sail vessel propelled by machinery

629

BOTH INTERNATIONAL & INLAND Which vessel may combine her sidelights and stern light in one lantern on the fore and aft centerline of the vessel?

A 16-meter sailing vessel

A 25-meter power- driven vessel

A 28-meter sailing vessel

Any non-self-propelled vessel

630

BOTH INTERNATIONAL & INLAND Which vessel may exhibit identifying lights when not actually engaged in her occupation?

A trawler

A fishing vessel

A tug

None of the above

631

BOTH INTERNATIONAL & INLAND Which vessel may show identifying lights when not actually engaged in her occupation?

A fishing vessel

A pilot vessel

A mineclearance vessel

None of the above

632

BOTH INTERNATIONAL & INLAND Which vessel may show three lights in a vertical line, the top and bottom being red and the middle being white?

A vessel engaged in diving operations

A pilot vessel

A vessel trawling

All of the above

633

BOTH INTERNATIONAL & INLAND Which vessel may sound the danger signal?

The stand-on vessel in a crossing situation

The give-way vessel in a crossing situation

A vessel at anchor

All of the above

634

BOTH INTERNATIONAL & INLAND Which vessel may sound the danger signal?

Either vessel in a meeting situation

The give-way vessel in a crossing situation

A vessel at anchor

All of the above

635

BOTH INTERNATIONAL & INLAND Which vessel may use the danger signal?

The vessel to starboard when two power-driven vessels are crossing

A vessel engaged in fishing, crossing the course of a sailing vessel

Either of two power- driven vessels meeting head-on

All of the above

636

BOTH INTERNATIONAL & INLAND Which vessel must exhibit a conical shape, apex downwards?

A 10-meter vessel engaged in fishing

A 15-meter vessel proceeding under sail when also being propelled by machinery

A 20-meter vessel restricted in her ability to maneuver

All of the above

637

BOTH INTERNATIONAL & INLAND Which vessel must exhibit forward and after masthead lights when underway?

A 200-meter sailing vessel

A 50-meter power- driven vessel

A 100-meter vessel engaged in fishing

All of the above

638

BOTH INTERNATIONAL & INLAND Which vessel must exhibit forward and after white masthead lights when making way?

A 75-meter vessel restricted in her ability to maneuver

A 100-meter sailing vessel

A 150-meter vessel engaged in fishing

A 45-meter vessel engaged in towing

639

BOTH INTERNATIONAL & INLAND Which vessel must exhibit three white masthead lights in a vertical line?

Any vessel towing astern

A vessel whose tow exceeds 200 meters astern

A vessel not under command, at anchor

A vessel being towed

640

BOTH INTERNATIONAL & INLAND Which vessel must have a gong, or other equipment which will make the sound of a gong?

A sailing vessel

Any vessel over 50 meters

Any vessel over 100 meters

A power-driven vessel over 75 meters

641

BOTH INTERNATIONAL & INLAND Which vessel must have a gong, or other equipment which will make the sound of a gong?

A sailing vessel

Any vessel over 50 meters

A power driven vessel over 75 meters

Any vessel over 100 meters

642

BOTH INTERNATIONAL & INLAND Which vessel must show a masthead light abaft of and higher than her identifying lights?

A 55-meter vessel fishing

A 55-meter vessel trawling

A 100-meter vessel not under command

A 20-meter vessel engaged on pilotage duty

643

BOTH INTERNATIONAL & INLAND Which vessel must show a towing light above the stern light?

A vessel pushing three barges ahead

A vessel towing alongside

A vessel with a 150- meter tow astern

None of the above

644

BOTH INTERNATIONAL & INLAND Which vessel must show an after masthead light, if over 50 meters in length?

A vessel engaged in fishing

A vessel at anchor

A vessel not under command

A vessel trawling

645

BOTH INTERNATIONAL & INLAND Which vessel must show forward and after masthead lights when making way?

A 75-meter vessel restricted in her ability to maneuver

A 100-meter sailing vessel

A 150-meter vessel engaged in fishing

A 45-meter vessel engaged in towing

646

BOTH INTERNATIONAL & INLAND Which vessel MUST show two masthead lights in a vertical line?

A power-driven vessel less than 50 meters in length with a 20-meter tow

A sailing vessel towing a small vessel astern

A vessel not under command

A vessel engaged in dredging

647

BOTH INTERNATIONAL & INLAND Which vessel must sound her fog signal at intervals not to exceed one minute?

A power-driven vessel underway, not making way

A vessel constrained by her draft

A vessel engaged in fishing, at anchor

A vessel aground

648

BOTH INTERNATIONAL & INLAND Which vessel shall not impede the passage of a vessel which can only navigate inside a narrow channel?

A vessel of less than 20 meters in length

A vessel not under command

A vessel engaged in surveying

All of the above

649

BOTH INTERNATIONAL & INLAND Which vessel shall NOT impede the passage of a vessel which can safely navigate only within a narrow channel or fairway?

A vessel dredging

A sailing vessel

A vessel servicing an aid to navigation

All of the above

650

BOTH INTERNATIONAL & INLAND Which vessel shall NOT impede the passage of a vessel which can safely navigate only within a narrow channel or fairway?

A vessel of less than 20 meters in length

A vessel sailing

A vessel fishing

All of the above

651

BOTH INTERNATIONAL & INLAND Which vessel shall NOT show her sidelights?

A fishing vessel that is not making way

A sailing vessel which is becalmed

A vessel engaged in underwater operations

A vessel that is not under command making way

652

BOTH INTERNATIONAL & INLAND Which vessel should not impede the navigation of a power-driven vessel?

A vessel not under command

A vessel engaged in fishing

A sailing vessel

A seaplane

653

BOTH INTERNATIONAL & INLAND Which vessel sounds the same fog signal when underway or at anchor?

A sailing vessel

A vessel restricted in her ability to maneuver

A vessel constrained by her draft

A vessel not under command

654

BOTH INTERNATIONAL & INLAND Which vessel sounds the same fog signal when underway or at anchor?

A sailing vessel

A vessel constrained by her draft

A vessel restricted in her ability to maneuver

A vessel not under command

655

BOTH INTERNATIONAL & INLAND Which vessel when anchored at night, would not be required to show anchor lights?

A vessel engaged in underwater operations

A vessel engaged in mine clearance

A vessel engaged on pilotage duty

A vessel engaged in survey operations

656

BOTH INTERNATIONAL & INLAND Which vessel would be required to show a white light from a lantern exhibited in sufficient time to prevent collision?

A 9-meter sailing vessel

A rowboat

A 6-meter motorboat

A small vessel fishing

657

BOTH INTERNATIONAL & INLAND Which vessel would display a cone, apex downward?

A fishing vessel with outlying gear

A vessel proceeding under sail and machinery

A vessel engaged in diving operations

A vessel being towed

658

BOTH INTERNATIONAL & INLAND Which vessel would exhibit sidelights when underway and not making way?

A vessel towing astern

A vessel trawling

A vessel not under command

A vessel engaged in dredging operations

659

BOTH INTERNATIONAL & INLAND Which vessel would exhibit sidelights when underway and not making way?

A vessel not under command

A vessel pushing ahead

A vessel engaged in dredging

A vessel trawling

660

BOTH INTERNATIONAL & INLAND Which vessel would exhibit sidelights when underway and not making way?

A vessel trawling

A vessel not under command

A pilot vessel

A vessel engaged in dredging

661

BOTH INTERNATIONAL & INLAND Which vessel would exhibit sidelights when underway and not making way?

A vessel engaged in fishing

A vessel not under command

A vessel engaged in dredging

A power-driven vessel

662

BOTH INTERNATIONAL & INLAND Which vessel would have no white lights visible when meeting her head-on?

A vessel trawling

A vessel restricted in her ability to maneuver

A vessel mineclearing

A vessel not under command

663

BOTH INTERNATIONAL & INLAND Which vessel would show 3 day-shapes in a vertical line, the highest and lowest being balls and the middle shape being a diamond?

Vessel not under command

Vessel constrained by her draft

Vessel minesweeping

Vessel restricted in her ability to maneuver

664

BOTH INTERNATIONAL & INLAND Which vessel would sound a fog signal consisting of the ringing of a bell for 5 seconds?

A vessel engaged in fishing, at anchor

A vessel restricted in its ability to maneuver, at anchor

A sailing vessel, at anchor

All of the above

665

BOTH INTERNATIONAL & INLAND Which vessel would sound a fog signal consisting of the ringing of a bell for 5 seconds?

A vessel engaged in fishing, at anchor

A vessel restricted in its ability to maneuver, at anchor

A sailing vessel, at anchor

A sailing vessel becalmed

666

BOTH INTERNATIONAL & INLAND Which vessel, when anchored at night, is not required to show anchor lights?

A power-driven vessel

A vessel engaged in survey operations

A vessel engaged on pilotage duty

A vessel engaged in fishing

667

BOTH INTERNATIONAL & INLAND Which vessel, when anchored at night, would NOT be required to show anchor lights?

A power-driven vessel

A vessel on pilotage duty

A vessel dredging

A vessel restricted in her ability to maneuver

668

BOTH INTERNATIONAL & INLAND Which vessels shall turn off their sidelights?

All vessels that are not under command

All fishing vessels that are not making way

All sailing vessels which are becalmed

All vessels engaged in underwater operations

669

BOTH INTERNATIONAL & INLAND While underway and in sight of another vessel crossing less than .5 mile away, you put your engines full speed astern. Which statement concerning whistle signals is TRUE?

You must sound three short blasts on the whistle.

You must sound one blast if backing to starboard.

You must sound whistle signals only if the vessels are meeting.

You need not sound any whistle signals.

670

BOTH INTERNATIONAL & INLAND While underway and in sight of another vessel, less than one half mile away, you put your engines on astern propulsion. Which statement concerning whistle signals is TRUE?

You need not sound any whistle signals.

You must sound one blast if backing to starboard.

You must sound whistle signals only if the vessels are meeting.

You must sound three short blasts on the whistle.

671

BOTH INTERNATIONAL & INLAND While underway and making way your vessel enters fog. Which fog signal should you sound every two minutes?

One prolonged blast

Two prolonged blasts

Three short blasts

A prolonged blast and three short blasts

672

BOTH INTERNATIONAL & INLAND While underway and pushing a barge ahead, your vessel enters a heavy rain storm. You should sound .

a prolonged blast every two minutes

two prolonged blasts every two minutes

one prolonged and two short blasts every two minutes

one prolonged and three short blasts every two minutes

673

BOTH INTERNATIONAL & INLAND While underway and towing, your vessel enters fog. Which fog signal should you sound?

One prolonged blast

Two prolonged blasts

One prolonged blast and two short blasts

Three distinct blasts

674

BOTH INTERNATIONAL & INLAND While underway at night you are coming up on a vessel from astern. What lights would you expect to see?

Red and green sidelights

Two white lights

One white light and red and green sidelights

One white light

675

BOTH INTERNATIONAL & INLAND While underway at night you are coming up on a vessel from astern. Which light(s) would you expect to see?

A stern light only

Two masthead lights

Both sidelights and the stern light

Sidelights only

676

BOTH INTERNATIONAL & INLAND While underway at night, you sight a vessel ahead displaying the lights shown. How should the vessels pass?

Both vessels should alter course to starboard and pass port to port.

Both vessels should alter course to port and pass starboard to starboard.

Your vessel should hold course and speed and the other vessel should keep clear.

You should sound an appropriate overtaking signal.

Diagram 71

677

BOTH INTERNATIONAL & INLAND While underway in a fog you hear a signal of three strokes of a bell, a rapid ringing of the bell, and three more strokes of the bell. This signal is made by a vessel .

at anchor and giving warning

aground

at anchor and greater than 100 meters in length

not under command and at anchor

678

BOTH INTERNATIONAL & INLAND While underway in a fog, you hear a whistle signal of one prolonged blast followed by two short blasts. This signal could mean all of the following EXCEPT a vessel .

not under command

towing astern

fishing with trawls

being towed

679

BOTH INTERNATIONAL & INLAND While underway in fog you hear the rapid ringing of a bell. What does this signal indicate?

A vessel backing down

A sailboat underway

A vessel at anchor

A vessel drifting

680

BOTH INTERNATIONAL & INLAND While underway in fog you hear a rapid ringing of a bell ahead. This bell indicates a .

vessel at anchor

vessel in distress

sailboat underway

vessel backing out of a berth

681

BOTH INTERNATIONAL & INLAND While underway in fog you hear a vessel sound one prolonged blast followed by two short blasts. What does this signal indicate?

A vessel towing

A vessel being towed

A pilot vessel engaged on pilotage duty

A vessel aground

682

BOTH INTERNATIONAL & INLAND While underway in fog you hear a whistle signal consisting of one prolonged blast followed immediately by two short blasts. This signal is sounded in fog by .

vessels at anchor, not engaged in fishing

vessels underway and towing

vessels in danger

pilot vessels

683

BOTH INTERNATIONAL & INLAND While underway in fog you hear another vessel sounding two prolonged blasts every two minutes. This signal indicates a vessel .

making way through the water

towing

drifting

anchored

684

BOTH INTERNATIONAL & INLAND While underway in fog, you hear a prolonged blast from another vessel. This signal indicates a .

sailboat making way

power-driven vessel making way, towing

power-driven vessel making way

vessel being towed

685

BOTH INTERNATIONAL & INLAND While underway in fog, you hear a short blast, a prolonged blast, and a short blast of a whistle. This signal indicates a .

vessel towing in fog

sailboat underway in fog

vessel being towed in fog

vessel anchored in fog

686

BOTH INTERNATIONAL & INLAND While underway in fog, you hear a signal of one prolonged blast followed by three short blasts. This is the fog signal for a vessel .

towing

being towed (manned)

under sail

at anchor

687

BOTH INTERNATIONAL & INLAND While underway in fog, you hear a signal of one prolonged blast followed by three short blasts. This is the fog signal for a vessel .

towing

manned being towed

unmanned being towed

at anchor

688

BOTH INTERNATIONAL & INLAND While underway in fog, you hear a vessel ahead sound two prolonged blasts on the whistle. You should .

sound only fog signals until the other vessel is sighted

not sound any whistle signals until the other vessel is sighted

sound two blasts and change course to the left

sound whistle signals only if you change course

689

BOTH INTERNATIONAL & INLAND While underway in fog, you hear a vessel ahead sound two prolonged blasts on the whistle. You should .

sound two blasts and change course to the left

sound whistle signals only if you change course

sound only fog signals until the other vessel is sighted

not sound any whistle signals until the other vessel is sighted

690

BOTH INTERNATIONAL & INLAND While underway in fog, you hear a vessel ahead sound two prolonged blasts on the whistle. You should .

sound two blasts and change course to the left

sound whistle signals only if you change course

not sound any whistle signals until the other vessel is sighted

sound only fog signals until the other vessel is sighted

691

BOTH INTERNATIONAL & INLAND While underway in fog, you hear a vessel ahead sound two short blasts on the whistle. You should .

not sound any whistle signals until the other vessel is sighted

sound only fog signals until the other vessel is sighted

sound whistle signals only if you change course

sound two short blasts and change course to the left

692

BOTH INTERNATIONAL & INLAND While underway in fog, you hear a vessel sound four short blasts in succession. What does this signal indicate?

A pilot vessel

A vessel being towed

A vessel fishing

A sailboat

693

BOTH INTERNATIONAL & INLAND While underway in fog, you hear a vessel sound one prolonged blast followed by two short blasts on the whistle. What does this signal indicate?

A vessel towing

A vessel engaged in pilotage duty

A vessel being towed

A vessel aground

694

BOTH INTERNATIONAL & INLAND While underway in fog, you hear the fog signal of another vessel ahead. If a risk of collision exists, you must .

slow to bare steerageway and navigate with caution

sound three short blasts and back your engines

stop your engines and navigate with caution

continue on your course and speed until the other vessel is sighted

695

BOTH INTERNATIONAL & INLAND While underway in fog, you hear the rapid ringing of a bell for about five seconds followed by the sounding of a gong for about five seconds. This signal came from a .

vessel engaged in fishing at anchor

sailing vessel at anchor

vessel 150 meters in length at anchor

vessel aground

696

BOTH INTERNATIONAL & INLAND While underway you sight a vessel displaying the day-shapes shown. You should .

contact the vessel on VHF radiotelephone

provide assistance, the other vessel is in distress

stay clear, the other vessel cannot get out of the way

stop your vessel and sound passing signals

Diagram 6

697

BOTH INTERNATIONAL & INLAND While underway your vessel approaches a bend in a river where, due to the bank, you cannot see around the bend. You should .

keep to the starboard side of the channel and sound one short blast

sound the danger signal

sound one prolonged blast

slow your vessel to bare steerageway

698

BOTH INTERNATIONAL & INLAND While underway your vessel enters fog. You stop your engines and the vessel is dead in the water. Which fog signal should you sound?

One prolonged blast every two minutes

Two prolonged blasts every two minutes

Three short blasts every two minutes

One prolonged and three short blasts every two minutes

699

BOTH INTERNATIONAL & INLAND While underway, you see a vessel displaying the day-shapes shown. Which action should you take?

Maintain course and speed

Provide assistance, the other vessel is in distress

Stay clear, the other vessel is maneuvering with difficulty

Stop your vessel and sound passing signals

Diagram 6

700

BOTH INTERNATIONAL & INLAND While you are underway, navigation lights must be displayed on your vessel .

during all periods of restricted visibility

at all times

at night only when other vessels may be in the area

at night only when vessels are detected on radar

701

BOTH INTERNATIONAL & INLAND Working lights shall be used to illuminate the decks of a vessel .

over 100 meters at anchor

not under command

constrained by her draft

All of the above

702

BOTH INTERNATIONAL & INLAND You are aboard the give-way vessel in a crossing situation. What should you NOT do in obeying the Rules?

Cross ahead of the stand-on vessel

Make a large course change to starboard

Slow your vessel

Back your vessel

703

BOTH INTERNATIONAL & INLAND You are aboard vessel "A" , a power-driven vessel, on open waters and vessel "B", a sailing vessel, is sighted off your port bow as shown. Which vessel is the stand-on vessel?

Vessel "A" because it is towing

Vessel "A" because it is to starboard of vessel "B"

Vessel "B" because it is sailing

Vessel "B" because it is to port of vessel "A"

Diagram 27

704

BOTH INTERNATIONAL & INLAND You are aboard vessel "A" which is towing on open waters when vessel "B", a sailing vessel, is sighted off your port bow as shown. Which vessel is the stand-on?

Vessel "A" is the stand- on vessel because it is towing.

Vessel "A" is the stand- on vessel because it is to starboard of vessel "B".

Vessel "B" is the stand-on vessel because it is sailing.

Vessel "B" is the stand- on vessel because it is to port of vessel "A".

Diagram 20

705

BOTH INTERNATIONAL & INLAND You are approaching a bend in a channel. You cannot see around the bend because of the height of the bank. You should .

stop engines and navigate with caution

stay in the middle of the channel

sound passing signals to any other vessel that may be on the other side of the bend

sound a whistle blast of 4 to 6 seconds duration

706

BOTH INTERNATIONAL & INLAND You are approaching a bend in a river where, due to the bank, you cannot see around the other side. A vessel on the other side of the bend sounds one prolonged blast. You should .

sound passing signals

not sound any signal until you sight the other vessel

sound a prolonged blast

sound the danger signal

707

BOTH INTERNATIONAL & INLAND You are approaching a narrow channel. Another vessel in the channel can only be navigated safely in that channel. You should .

not cross the channel if you might impede the other vessel

hold your course and speed if she is on your port bow

sound three short blasts, and take all way off your vessel

sound two prolonged blasts followed by one short blast

708

BOTH INTERNATIONAL & INLAND You are approaching a vessel dredging during the day and see two balls in a vertical line on the port side of the dredge. These shapes mean that .

you should pass on the port side of the dredge

there is an obstruction on the port side of the dredge

the dredge is not under command

the dredge is moored

709

BOTH INTERNATIONAL & INLAND You are approaching another vessel at night. You can see both red and green sidelights and, above the level of the sidelights, three white lights in a vertical line. The vessel may be .

not under command

towing a tow more than 200 meters astern

trawling

underway and dredging

710

BOTH INTERNATIONAL & INLAND You are approaching another vessel on crossing courses. She is about one mile distant and is on your starboard bow. You believe she will cross ahead of you but she sounds a whistle signal of five short blasts. You should .

answer the signal and hold course and speed

reduce speed slightly

initiate a passing signal that will allow for a half mile clearance

make a large course change, and slow down if necessary

711

BOTH INTERNATIONAL & INLAND You are approaching another vessel on crossing courses. She is approximately half a mile distant and is presently on your starboard bow. You believe she will cross ahead of you. She then sounds a whistle signal of five short blasts. You should .

answer the signal and hold course and speed

reduce speed slightly to make sure she will have room to pass

make a large course change, accompanied by the appropriate whistle signal, and slow down if necessary

wait for another whistle signal from the other vessel

712

BOTH INTERNATIONAL & INLAND You are approaching another vessel. She is about one mile distant and is on your starboard bow. You believe she will cross ahead of you. She then sounds a whistle signal of five short blasts. You should .

answer the signal and hold course and speed

reduce speed slightly to make sure she will have room to pass

make a large course change, and slow down if necessary

wait for another whistle signal from the other vessel

713

BOTH INTERNATIONAL & INLAND You are at anchor in fog on a 120-meter power-driven vessel. You hear the fog signal of a vessel approaching off your port bow. You may sound .

one prolonged, one short and one prolonged

two short blasts

one short, one prolonged, and one short blast

one prolonged blast

714

BOTH INTERNATIONAL & INLAND You are at anchor in fog. The fog signal of a vessel underway has been steadily growing louder and the danger of collision appears to exist. In addition to your fog signal, what signal may be used to indicate the presence of your vessel?

Three blasts on the whistle; one prolonged, one short, and one prolonged.

Three blasts on the whistle; one short, one prolonged, and one short.

Three blasts on the whistle; one prolonged followed by two short.

No signal other than your fog signal may be used.

715

BOTH INTERNATIONAL & INLAND You are crossing a narrow channel in a small motorboat. You sight a tankship off your port bow coming up the channel. Which statement is TRUE?

You are the stand-on vessel because the tankship is to port.

You cannot impede the safe passage of the tankship.

The tankship is the stand-on vessel because it is to port of your vessel.

The tankship is the stand-on vessel because it is the larger of the two vessels.

716

BOTH INTERNATIONAL & INLAND You are crossing a narrow channel in an 18-meter tug when you sight a loaded tankship off your port bow coming up the channel. Which statement is correct?

Neither vessel is the stand-on vessel because the tankship is crossing.

You cannot impede the safe passage of the tankship.

The tankship is the stand-on vessel because it is in the channel.

The tankship is the stand-on vessel because it is the larger of the two vessels.

717

BOTH INTERNATIONAL & INLAND You are crossing a narrow channel on your 15-meter vessel. A deeply loaded cargo vessel is proceeding down the channel as shown. In this situation, which statement is correct?

You are the stand-on vessel because you are less than 65 feet in length.

You cannot impede the passage of the cargo vessel.

The cargo vessel is the stand-on vessel because she is running with the current.

The Rule of Special Circumstances applies in this case.

Diagram 40

718

BOTH INTERNATIONAL & INLAND You are fishing at night, and you sight a vessel showing three lights in a vertical line. The upper and lower lights are red and the middle light is white. Which statement is TRUE?

You must keep out of the way of the other vessel.

The other vessel is responsible to keep out of your way.

The other vessel is at anchor.

The rule of special circumstances applies.

719

BOTH INTERNATIONAL & INLAND You are heading due east (090) and observe a vessel's red sidelight on your port beam. The vessel may be heading .

northwest (315)

north (000)

southeast (135)

southwest (225)

720

BOTH INTERNATIONAL & INLAND You are heading due east (090) and observe a vessel's red sidelight on your port beam. The vessel may be heading .

northwest (315)

southeast (135)

northeast (045)

southwest (225)

721

BOTH INTERNATIONAL & INLAND You are in charge of a 120-meter power-driven vessel at anchor in fog, sounding the required anchor signals. You hear the fog signal of a vessel underway off your port bow. You may sound .

at least five short and rapid blasts

two short blasts

one short, one prolonged, and one short blast

three short blasts

722

BOTH INTERNATIONAL & INLAND You are in charge of a power-driven vessel making way in dense fog. You observe what appears to be another vessel on radar half a mile distant on your port bow and closing. You must .

sound the danger signal

exchange passing signals

sound one prolonged blast

sound one short, one prolonged, and one short blast

723

BOTH INTERNATIONAL & INLAND You are in charge of a power-driven vessel navigating at night. You sight the red sidelight of another vessel on your port bow. The other vessel's after masthead light is to the right of her forward masthead light. You should .

hold course and speed

alter course to port

stop engines

sound the danger signal

724

BOTH INTERNATIONAL & INLAND You are in charge of a stand-on vessel in a crossing situation. The other vessel is 1.5 miles to port. You believe that risk of collision exists. You should .

take avoiding action immediately upon determining that risk of collision exists

immediately sound the danger signal

take avoiding action only after providing the give-way vessel time to take action, and determining that her action is not appropriate

hold course and speed until the point of extremis, and then sound the danger signal, taking whatever action will best avert collision

725

BOTH INTERNATIONAL & INLAND You are in charge of a stand-on vessel in a crossing situation. The other vessel is 1.5 miles to port. You believe that risk of collision exists. You should .

take avoiding action immediately upon determining that risk of collision exists

immediately sound the danger signal, and change course

take avoiding action only after giving the give-way vessel time to take action, and determining that her action is not appropriate

hold course and speed until the point of extremis, and then sound the danger signal, taking whatever action will best avoid collision

726

BOTH INTERNATIONAL & INLAND You are in restricted visibility and hear a fog signal forward of the beam. Nothing appears on your radar screen. You must .

stop your engines

sound two prolonged blasts of the whistle

sound the danger signal

slow to bare steerageway

727

BOTH INTERNATIONAL & INLAND You are making headway in fog and hear a fog signal of two prolonged blasts on your starboard quarter. You should .

stop your vessel

change course to the left

change course to the right

hold your course and speed

728

BOTH INTERNATIONAL & INLAND You are on a 25 meter vessel at anchor, what lights are you required to show?

one all-round white light

two all-round white lights

one all-round white light and the sidelights

the sidelights and a stern light

729

BOTH INTERNATIONAL & INLAND You are on a 30- meter fishing vessel. Which day shape must you show while engaged in fishing?

A

B

C

D

Diagram 16

730

BOTH INTERNATIONAL & INLAND You are on a vessel engaged in fishing, other than trawling, and have gear extending more than 150 meters horizontally from the vessel. Which day-shape must you show in the direction of the outlying gear?

A

B

C

D

Diagram 16

731

BOTH INTERNATIONAL & INLAND You are on a vessel nearing a bend in the channel where, because of the height of the bank, you cannot see a vessel approaching from the opposite direction. You should sound .

one short blast

one prolonged blast

one long blast

five or more short blasts

732

BOTH INTERNATIONAL & INLAND You are on vessel "A" and approaching vessel "B" as shown. You are not sure whether your vessel is crossing or overtaking vessel "B". You should .

change course to make the situation definitely either crossing or overtaking

consider it to be a crossing situation

consider it to be an overtaking situation

consider it a crossing situation if you can cross ahead safely

Diagram 15

733

BOTH INTERNATIONAL & INLAND You are on vessel "A" in DIAGRAM 32, and hear vessel "B" sound a signal indicating her intention to overtake you. You feel it is not safe for vessel "B" to overtake you at the present time. You should .

sound five or more short rapid blasts

sound two short blasts

not answer the whistle signal from vessel "B"

sound three blasts of the whistle

Diagram 32

734

BOTH INTERNATIONAL & INLAND You are on vessel "A" pushing a barge ahead and meeting vessel "B" as shown. How should the vessels pass?

Both vessels must alter course to starboard and pass port to port.

Both vessels must alter course to port and pass starboard to starboard.

Vessel "A" should maintain course and vessel "B" alter course.

The vessels should determine which will alter course by sounding whistle signals.

Diagram 12

735

BOTH INTERNATIONAL & INLAND You are on vessel "A", as shown and hear vessel "B" sound a signal indicating his intention to overtake you. You feel it is not safe for vessel "B" to overtake you at the present time. You should .

sound two short blasts

sound five or more short and rapid blasts

not answer the whistle signal from vessel "B"

sound three blasts of the whistle

Diagram 32

736

BOTH INTERNATIONAL & INLAND You are on watch in the fog. Your vessel is proceeding at a safe speed when you hear a fog signal ahead of you. The Rules require you to navigate with caution and, if danger of collision exists, .

slow to less than 2 knots

stop your engines

reduce to bare steerageway

begin a radar plot

737

BOTH INTERNATIONAL & INLAND You are overtaking a vessel at night and you see a yellow light showing above the stern light of the overtaken vessel. The overtaken vessel is .

underway and dredging

pushing ahead or towing alongside

towing astern

a pilot vessel

738

BOTH INTERNATIONAL & INLAND You are preparing to cross a narrow channel. You see a vessel that can only be navigated safely within the channel. You should .

not cross the channel if you might impede the other vessel

initiate an exchange of passing signals

sound the danger signal

hold your course and speed

739

BOTH INTERNATIONAL & INLAND You are the stand-on vessel in a crossing situation. You may hold your course and speed until .

the other vessel takes necessary action

the other vessel gets to within half a mile of your vessel

action by the give- way vessel alone will not prevent collision

the other vessel gets to within a quarter mile of your vessel

740

BOTH INTERNATIONAL & INLAND You are the watch officer on a power-driven vessel and notice a large sailing vessel approaching from astern. You should .

slow down

sound one short blast and change course to starboard

sound two short blasts and change course to port

hold your course and speed

741

BOTH INTERNATIONAL & INLAND You are towing two barges astern. The length of the tow from the stern of the tug to the stern of the last barge is 150 meters. How many white towing identification lights should be displayed on the tugboat at night?

1

2

3

4

742

BOTH INTERNATIONAL & INLAND You are underway and approaching a bend in the channel where vessels approaching from the opposite direction cannot be seen. You should sound .

one blast, 4 to 6 seconds in duration

three blasts, 4 to 6 seconds in duration

one continuous blast until you are able to see around the bend

one blast, 8 to 10 seconds in duration

743

BOTH INTERNATIONAL & INLAND You are underway and hear a vessel continuously sounding her fog whistle. This indicates the other vessel .

desires to communicate by radio