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Flashcards in Sub: Rules of the Road Deck (176):
1

BOTH INTERNATIONAL & INLAND The rules state that vessels may depart from the requirements of the Rules when...

A. There are no other vessels around

B. Operating in a narrow channel

C. The Master enters it in the ship's log

D. Necessary to avoid immediate danger

D

2

BOTH INTERNATIONAL & INLAND Which vessel is "underway" under the Rules of the Road?

A. A vessel at anchor with the engine running

B. A vessel with a line led to a tree onshore

C. A vessel drifting with the engine off

D. A vessel aground

C

3

BOTH INTERNATIONAL & INLAND The term "restricted visibility"when used by the rules, refers to ...

A. Situations when you can see vessels on radar that you cannot see visually

B. Visibility of less than half a mile

C. Any condition where visibility is restricted

D. Ant condition that limits visibility

C

4

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

A. From the nature of her work is unable to keep out of the way of another vessel

B. Through some exceptional circumstance is unable to maneuver as required by the rules

C. By taking action contrary to the rules has created a special circumstance situation

D. Is moored, aground or anchored in a fairway

B

5

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

A. "Vessel" includes seaplanes

B. "Seaplane" includes nondisplacement craft

C. "Vessel engaged in fishing" includes a vessel fishing with trolling lines

D. "Vessel restricted in her ability to maneuver" includes fishing vessels

A

6

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


A. A vessel not under command

B. A vessel constrained by her draft

C. A vessel underway in fog

D. A vessel towing unable to deviate from her course

D

7

BOTH INTERNATIONAL & INLAND Which situation would be a "special circumstance" under the Rules?

A. Vessel at anchor

B. More than two vessels meeting

C. Speed in fog

D. Two vessels crossing

B

8

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

A. Length between the perpendiculars

B. Length overall

C. Waterline length

D. Register length

B

9

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

A. Greatest breadth

B. Molded breadth

C. Breadth on the main deck

D. Breadth at the load waterline

A

10

INTERNATIONAL ONLY The International Rules of the Road apply...

A. To all waters which are not inland waters

B. Only to waters outside the territorial waters of the United States

C. Only to waters where foreign vessels travel

D. Upon the high seas and connecting waters navigable by seagoing vessels

D

11

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

A. A vessel laying engaged in laying submarine cable

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

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

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

C

12

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning a "vessel engaged in fishing"?

A. The vessel is classified as "restricted in her ability to maneuver".

B. Her gear will not affect the vessel's maneuverability.

C. The vessel may be using nets, lines, or trawls.

D. She sounds the same fog signal as a vessel underway but stopped and making no way.

C

13

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

A. She can be observed by radar

B. She can be observed visually from the other vessel

C. She can be plotted on radar well enough to determine her heading

D. Her fog signal can be heard

B

14

BOTH INTERNATIONAL & INLAND Which vessel is, by definition, unable to keep out of the way of another vessel?

A. Vessel engaged in fishing

B. Vessel restricted in her ability to maneuver

C. Sailing vessel

D. Vessel towing

B

15

BOTH INTERNATIONAL & INLAND Which craft would be considered a "power-driven vessel" under the Rules of the Road?

A. An auxiliary sail vessel, using her engine

B. A canoe being propelled by a small outboard motor

C. A tug powered by a diesel engine

D. All of the above

D

16

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

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

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

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

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

C

17

BOTH INTERNATIONAL & INLAND To be considered "engaged in fishing" according to the Rules of the Road, a vessel must be...

A. Using fishing apparatus which restricts maneuverability

B. Using trolling lines

C. Power-driven

D. Showing lights or shapes for a vessel restricted in her ability to maneuver

A

18

INTERNATIONAL ONLY Which statement is true concerning a vessel "constrained by her draft"?

A. She must be a power-driven vessel.

B. She is not under command.

C. She may be a vessel being towed.

D. She is hampered because of her work.

A

19

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

A. Only to fog

B. Only to visibility of less than one-half of a mile

C. To visibility where you cannot see shore

D. To any condition where visibility is restricted

D

20

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

A. Seaplanes

B. Nondisplacement craft

C. Barges

D. All of the above

D

21

BOTH INTERNATIONAL & INLAND There is a provision to depart from the Rules, if necessary, to avoid...

A. A close-quarters situation

B. An overtaking situation

C. Immediate danger

D. Any of the above

C

22

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

A. From the nature of her work is unable to maneuver as required by the rules

B. Through some exceptional circumstance is unable to maneuver as required by the rules

C. Due to adverse weather conditions is unable to maneuver as required by the rules

D. Has lost steering and is unable to maneuver

A

23

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

A. Her gear extends more than 100 meters from the vessel

B. She is using any type of gear, other than lines

C. She is using fishing apparatus which restricts her maneuverability

D. She has any fishing gear on board

C

24

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

A. A vessel made fast to a single point mooring buoy

B. A purse seiner hauling her nets

C. A pilot vessel at anchor

D. A vessel which has run aground

B

25

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

A. With propelling machinery on-board whether in use or not

B. Making way against the current

C. With propelling machinery in use

D. Traveling at a speed greater than that of the current

C

26

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

A. Not under command

B. In special circumstances

C. Restricted in her ability to maneuver

D. Constrained by her draft

C

27

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

A. In restricted visibility

B. In congested waters

C. During darkness

D. At all times

D

28

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


A. Limited backing power of his vessel

B. Radar information about nearby vessels

C. The occupation of the other vessel, if known

D. All of the above

D

29

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


A. You can stop within your visibility range

B. You can take proper and effective action to avoid collision

C. You are traveling slower than surrounding vessels

D. No wake comes from your vessel

B

30

BOTH INTERNATIONAL & INLAND Every vessel should at all times proceed at a "safe speed". "Safe speed" is
defined as that speed where...

A. You can stop within your visibility range

B. You can take proper and effective action to avoid collision

C. You are traveling slower than surrounding vessels

D. No wake comes from your vessel

B

31

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

A. At as small an angle as possible

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

C. Only in case of an emergency or to engage in fishing within the zone

D. Never

A

32

BOTH INTERNATIONAL & INLAND The rule regarding lookouts applies...

A. In restricted visibility

B. Between dusk and dawn

C. In heavy traffic

D. All of the above

D

33

BOTH INTERNATIONAL & INLAND Risk of collision may exist...

A. If the compass bearing of an approaching vessel does NOT appreciably change

B. Even when an appreciable bearing change is evident, particularly when approaching a vessel at close range

C. If you observe both sidelights of a vessel ahead for an extended period of time

D. All of the above

D

34

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

A. Cross a traffic lane

B. Engage in fishing the separation zone

C. Proceed in an inappropriate traffic lane

D. Enter the separation zone

C

35

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


A. Radar scanning

B. Radar plotting

C. Compass bearings

D. All of the above

D

36

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

A. Generally steady bearing and decreasing range

B. Generally steady range and increasing bearing

C. Increasing range and bearing

D. Decreasing bearing only

A

37

BOTH INTERNATIONAL & INLAND Which factor is listed in the Rules as one which must be taken into account when determining safe speed?

A. The construction of the vessel

B. The maneuverability of the vessel

C. The experience of vessel personnel

D. All of the above must be taken into account.

B

38

BOTH INTERNATIONAL & INLAND You are approaching a narrow channel. Another vessel in the channel can only be navigated safely in that channel. You should...

A. Sound two prolonged blasts followed by one short blast

B. Not cross the channel if you might impede the other vessel

C. Sound three short blasts, and take all way off your vessel

D. Hold your course and speed if he is on your port bow

B

39

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

A. Maximum horsepower of your vessel

B. Presence of background lights at night

C. Draft of your vessel

D. Maneuverability of your vessel

A

40

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

A. Avoid crossing the channel at right angles

B. Not overtake any vessels within the channel

C. Keep as near as safe and practicable to the limit of the channel on her starboard side

D. When nearing a bend in the channel, sound a long blast of the whistle

C

41

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

A. Create a crossing situation

B. Allow more time to assess the situation

C. Attract the attention of another vessel

D. All of the above

B

42

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

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

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

C. The action must be positive and made in ample time.

D. All of the above

C

43

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?

A. Neither vessel is the stand-on vessel because the tankship is crossing.

B. You cannot impede the safe passage of the tankship.

C. The tankship is the stand-on vessel because it is in the channel.

D. The tankship is the stand-on vessel because it is the larger of the two vessels.

B

44

BOTH INTERNATIONAL & INLAND When in sight of another vessel, any action taken to avoid collision must...

A. Be accompanied by sound signals

B. Not result in another close quarters situation

C. Include a speed change

D. All of the above

B

45

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

A. There is risk of collision

B. You are the give way vessel

C. The other vessel is also in doubt

D. All of the above are correct.

A

46

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning risk of collision?


A. Risk of collision never exists if the compass bearing of the other vessel is changing.

B. Proper use shall be made of radar equipment to determine risk of collision.

C. Risk of collision must be determined before any action can be taken by a vessel.

D. Risk of collision exists if the vessels will pass within half a mile of each other.

B

47

BOTH INTERNATIONAL & INLAND A lookout shall be maintained...

A. Only at night

B. Only during restricted visibility

C. At night and during restricted visibility

D. At all times

D

48

BOTH INTERNATIONAL & INLAND Which statement is true concerning a vessel equipped with operational radar?

A. The Master of the vessel must be on the bridge when the radar is in use.

B. The radar equipment is only required to be used in restricted visibility.

C. The use of radar excuses a vessel from the need of a lookout.

D. This equipment must be used to obtain early warning of risk of collision.

D

49

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning a vessel equipped with operational
radar?

A. She must use this equipment to obtain early warning of risk of collision.

B. The radar equipment is only required to be used in restricted visibility.

C. The use of a radar excuses a vessel from the need of a look-out.

D. The safe speed of such a vessel will likely be greater than that of vessels without radar.

A

50

BOTH INTERNATIONAL & INLAND When navigating in thick fog with the radar on, you should...


A. Station the look-out in the wheelhouse to keep a continuous watch on the radar

B. Secure the sounding of fog signals until a vessel closes within five miles

C. Station a look-out as low down and far forward as possible

D. Keep the radar on the shortest available range for early detection of approaching vessels

C

51

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

A. State of wind, sea, and current, and the proximity of navigational hazards

B. Maximum attainable speed of your vessel

C. Temperature

D. Aids to navigation that are available

A

52

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. A vessel dredging

B. A sailing vessel

C. A vessel servicing an aid to navigation

D. All of the above

B

53

BOTH INTERNATIONAL & INLAND Which vessel is directed not to impede the passage of a vessel which can only navigate inside a narrow channel?

A. A vessel of less than 20 meters in length

B. A vessel not under command

C. A vessel engaged in surveying

D. All of the above

A

54

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...

A. It is done in a succession of small course changes

B. It is NOT done too early

C. It is a large course change

D. The course change is to starboard

C

55

INTERNATIONAL ONLY Which vessel shall avoid impeding the safe passage of a vessel constrained by her draft?

A. A vessel not under command

B. A fishing vessel

C. A vessel restricted in her ability to maneuver

D. All of the above

B

56

BOTH INTERNATIONAL & INLAND You are underway you can see another vessel approaching but have not determined if risk of collision exists. What action should be taken to allow more time to assess the situation?

A. Slacken your speed or take all way off by stopping or reversing your means of propulsion.

B. Make small course changes until pass and clear.

C. Make small speed changes until pass and clear

D. All of the above.

A

57

BOTH INTERNATIONAL & INLAND You are the watch officer on a power-driven vessel and notice a large sailing vessel approaching from astern. You should...

A. Slow down

B. Sound one short blast and change course to starboard

C. Sound two short blasts and change course to port

D. Hold your course and speed

D

58

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...

A. Take avoiding action immediately upon determining that risk of collision exists

B. Immediately sound the danger signal, and change course

C. Take avoiding action only after giving the give-way vessel time to take action, and determining that her action is
not appropriate

D. Hold course and speed until the point of extremis, and then sound the danger signal, taking whatever action will
best avoid collision

C

59

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning two sailing vessels approaching each other?

A. A sailing vessel overtaking another is the give-way vessel.

B. When each is on a different tack, the vessel on the starboard tack shall keep out of the way.

C. A sailing vessel seeing another to leeward on an undetermined tack shall hold her course.

D. All of the above

A

60

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

A. Meeting

B. Overtaking

C. Crossing

D. Passing

B

61

INTERNATIONAL ONLY In which situation do the Rules require both vessels to change course?

A. Two power-driven vessels meeting head-on

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

C. Two sailing vessels crossing with the wind on the same side

D. All of the above

A

62

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


A. You are required to alter course to the right.

B. You must stop engines.

C. You are on a collision course with the other vessel.

D. You may maintain course and speed

D

63

BOTH INTERNATIONAL & INLAND Your power-driven vessel is underway when you sight a sailing vessel on your port bow. Which vessel is the "stand-on" vessel?

A. The sailboat, because it is to port of your vessel

B. The sailboat, because it is under sail

C. Your vessel, because it is a power-driven vessel

D. Your vessel, because it is to starboard of the sailboat

B

64

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

A. In a crossing situation

B. When they are making more speed than the power-driven vessel

C. When the sailing vessel is overtaking

D. On the inland waters of the United States

C

65

BOTH INTERNATIONAL & INLAND When two power-driven vessels are meeting head-on and there is a risk of collision, each shall...

A. Stop her engines

B. Alter course to starboard


C. Sound the danger signal

D. Back down

B

66

BOTH INTERNATIONAL & INLAND You are aboard the give-way vessel in a crossing situation. What should you NOT do in obeying the Rules?

A. Cross ahead of the stand-on vessel

B. Make a large course change to starboard

C. Slow your vessel

D. Back your vessel

A

67

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

A. A sailing vessel

B. A vessel restricted in her ability to maneuver

C. A vessel not under command

D. A vessel engaged in fishing

A

68

BOTH INTERNATIONAL & INLAND A stand-on vessel is...

A. Required to give way in a crossing situation

B. Required to sound the first passing signal in a meeting situation

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

D. Required to maintain course and speed in a crossing situation but may take action to avoid collision

D

69

BOTH INTERNATIONAL & INLAND Which statement concerning an overtaking situation is correct?

A. The overtaking vessel is the stand-on vessel.

B. Neither vessel is the stand-on vessel.

C. The overtaking vessel must maintain course and speed.

D. The overtaking vessel must keep out of the way of the other.

D

70

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...

A. Maintain course and speed

B. Keep clear, passing at a safe distance

C. Sound one blast and turn to starboard

D. Stop her engines

B

71

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

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

B. The fishing vessel because it is fishing.

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

D. The sailing vessel because it is sailing.

B

72

BOTH INTERNATIONAL & INLAND Your vessel is NOT making way, but is not in any way disabled. Another vessel is approaching you on your starboard beam. Which statement is TRUE?

A. The other vessel must give way since your vessel is stopped.

B. Your vessel is the give-way vessel in a crossing situation.

C. You should be showing the lights or shapes for a vessel not under command.

D. You should be showing the lights or shapes for a vessel restricted in her ability to maneuver.

B

73

BOTH INTERNATIONAL & INLAND Which statement about the Navigation Rules is TRUE?

A. The rules require vessels to comply with Traffic Separation Scheme regulations.

B. The rules use the term "safe speed."

C. The Rules permit a stand-on vessel to take action prior to being in extremis.

D. All of the above are correct.

D

74

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

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

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

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

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

B

75

BOTH INTERNATIONAL & INLAND You sight another power-driven vessel dead-ahead showing both the red and green sidelights. The required action to take would be to...

A. Carefully watch his compass bearing

B. Start a radar plot in order to ascertain his course

C. alter your course to port

D. Alter your course to starboard

D

76

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

A. She is forward of the other vessel's beam

B. The overtaking situation becomes a crossing situation

C. She is past and clear of the other vessel

D. The other vessel is no longer in sight

C

77

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?

A. At any time you feel it is appropriate

B. Only when you have reached extremes

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

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

D

78

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...

A. Hold course and speed

B. Sound the danger signal

C. Keep out of the way of the other vessel

D. Turn to port and come into the wind

C

79

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...

A. She is the faster vessel

B. The situation involves risk of collision

C. The vessels will pass within half a mile of each other

D. Whistle signals have been sounded

B

80

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

A. Only the sternlight of the vessel

B. One sidelight and a masthead light of the vessel

C. Only a sidelight of the vessel

D. The masthead lights of the vessel

A

81

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

A. Not under command

B. Restricted in her ability to maneuver

C. Engaged in fishing

D. All of the above

D

82

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...

A. One sidelight and the masthead light are visible

B. The vessels will pass closer than half a mile

C. Both vessels sound one prolonged blast

D. Both sidelights and masthead light(s) are visible

D

83

BOTH INTERNATIONAL & INLAND When is a stand-on vessel FIRST allowed by the Rules to take action in order to avoid collision?

A. When the two vessels are less than half a mile from each other.

B. When the give-way vessel is not taking appropriate action to avoid collision.

C. When collision is imminent.

D. The stand-on vessel is never allowed to take action.

B

84

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

A. Decrease speed

B. Increase speed

C. Turn to port for a vessel on her own port side

D. Turn to starboard for a vessel on her own port side

C

85

BOTH INTERNATIONAL & INLAND Which statement is TRUE in an overtaking situation?

A. One vessel is approaching another vessel from more than 20° abaft the beam.

B. It is the duty of the vessel being overtaken to get out of the way.

C. Any later change of bearing between the two vessels shall not make the overtaking vessel a crossing vessel.

D. All of the above

C

86

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?

A. The one with the wind closest abeam

B. The one with the wind closest astern

C. The one to leeward

D. The one to windward

D

87

BOTH INTERNATIONAL & INLAND You are on a power-driven vessel in 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 ...

A. Slow to less than 2 knots

B. Reduce to bare steerageway

C. Stop your engines

D. Initiate a radar plot

B

88

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 ...

A. Stop your engines

B. Sound two prolonged blasts of the whistle

C. Sound the danger signal

D. Slow to bare steerageway

D

89

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 ...

A. Stop your engines

B. Sound the danger signal at two-minute intervals

C. Hold course and speed until the other vessel is sighted

D. Take avoiding action as soon as possible

D

90

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

A. Stop your engines

B. She shall reduce her speed to the minimum at which she can be kept on her course if necessary.

C. Begin a radar plot

D. All of the above

B

91

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 ...

A. Turn to port

B. Turn to starboard

C. Maintain course and speed and sound the danger signal

D. Maintain course and speed and sound no signal

B

92

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 ...

A. Moderate speed

B. Safe speed

C. Half speed

D. Bare steerageway

D

93

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 ...

A. Sound the danger signal

B. When taking action, make only course changes

C. Avoid altering course toward a vessel abaft the beam

D. All of the above

C

94

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

A. In sight of one another in fog

B. Navigating in or near an area of restricted visibility

C. Only if they are showing special purpose lights

D. Only if they have operational radar

B

95

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

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

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

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

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

B

96

BOTH INTERNATIONAL & INLAND You are underway in heavy fog. You hear the fog signal of a vessel which is somewhere ahead of your vessel. You must ...

A. Slow to moderate speed and navigate with caution

B. Maintain speed and sound the danger signal

C. Stop engines and navigate with caution

D. Slow to bare steerageway and navigate with caution

D

97

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

A. One all-round white light

B. A sternlight

C. Red and green sidelights

D. Red and green sidelights and a sternlight

D

98

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...

A. White

B. Green

C. Red

D. Yellow

A

99

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

A. 22.5° abaft the beam

B. Abeam

C. 22.5° Forward of the beam

D. 135° abaft the beam

A

100

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

A. Two black balls in a vertical line

B. Three black balls in a vertical line

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

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

D

101

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

A. A white light at each corner

B. A white light fore and aft

C. Sidelights and a sternlight

D. A sternlight only

C

102

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

A. Two red lights at night and two black balls during daylight

B. Two red lights at night and three black balls during daylight

C. Three red lights at night and two black balls during daylight

D. Three red lights at night and three black balls during daylight

A

103

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

A. Only if she is towing astern

B. Only if the tow exceeds 200 meters

C. At any time when towing

D. If the towing vessel is part of a composite unit

A

104

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

A. White light

B. Red light

C. Yellow light

D. Blue light

C

105

BOTH INTERNATIONAL & INLAND Which vessel would display a cone, apex downward?

A. A fishing vessel with outlying gear

B. A vessel proceeding under sail and machinery

C. A vessel engaged in diving operations

D. A vessel being towed

B

106

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

A. A diamond shape on the towed object

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

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

D. All of the above

D

107

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

A. Yellow lights at each end

B. Two red lights in a vertical line

C. A black ball

D. A diamond shape

D

108

BOTH INTERNATIONAL & INLAND When anchoring a 25-meter vessel at night, you must show...

A. One all-round white light

B. Two all-round white lights

C. One all-round white light and the sidelights

D. The sidelights and a sternlight

A

109

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

A. One black ball

B. One diamond shape

C. One cone with its apex upwards

D. One basket

C

110

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

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

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

C. Three black balls in a vertical line

D. Two black balls in a vertical line

A

111

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...

A. Not under command

B. Towing a tow more than 200 meters astern

C. Trawling

D. Underway and dredging

B

112

BOTH INTERNATIONAL & INLAND A lantern combining a vessel’s side lights may be shown on a...

A. 15-meter sailing vessel

B. 20-meter vessel engaged in fishing and making way

C. 25-meter power-driven vessel trolling

D. 25-meter pilot vessel

A

113

BOTH INTERNATIONAL & INLAND A towing light is a yellow light having the same characteristics as a(n)...

A. Special flashing light

B. Anchor light

C. Sternlight

D. Masthead light

C

114

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?

A. 1

B. 2

C. 3

D. 4

D

115

INTERNATIONAL ONLY A vessel displaying three red lights in a vertical line at night and a black cylinder dayshape is...

A. Not under command

B. Aground

C. Dredging

D. Constrained by her draft

D

116

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

A. At all times

B. Only if manned

C. Only if towed astern

D. Need not be lighted

A

117

BOTH INTERNATIONAL & INLAND Which lights would be shown at night by a vessel which is restricted in her ability to deviate from her course?

A. Three red lights in a vertical line

B. Three white lights in a vertical line

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

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

D

118

INTERNATIONAL ONLY If a vessel displays three all-round red lights in a vertical line at night, during the day she may show...

A. Three balls in a vertical line

B. A cylinder

C. Two diamonds in a vertical line

D. Two cones, apexes together

B

119

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

A. Towing vessel is less than 50 meters

B. Towing vessel is greater than 50 meters

C. Tow is less than 200 meters

D. Tow is greater than 200 meters

D

120

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

A. Do not interfere with the keeping of a proper look-out

B. Are not the color of either sidelight

C. Have a lesser range than the prescribed lights

D. All of the above

A

121

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning a vessel under oars?

A. She must show a sternlight

B. She is allowed to show the same lights as a sailing vessel

C. She must show a fixed all-round white light

D. She must show a dayshape of a black cone

B

122

BOTH INTERNATIONAL & INLAND Which vessel MUST show two masthead lights in a vertical line?

A. A power-driven vessel less than 50 meters in length with a 20-meter tow

B. A sailing vessel towing a small vessel astern

C. A vessel not under command

D. A vessel engaged in dredging

A

123

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

A. Two all-round red lights in a vertical line

B. Sidelights

C. A sternlight

D. All of the above

A

124

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?

A. One

B. Two

C. Three

D. Four

B

125

BOTH INTERNATIONAL & INLAND Which vessel may combine her sidelights and sternlight in one lantern on the fore and aft centerline of the vessel?

A. A 16-meter sailing vessel

B. A 25-meter power-driven vessel

C. A 28-meter sailing vessel

D. Any non-self-propelled vessel

A

126

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. A white light at the stern

B. Two white lights side by side at the stern

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

D. Two red lights in a vertical line at the after end

C

127

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

A. A white all-round light

B. Sidelights and a sternlight

C. A flashing yellow light

D. Forward and after masthead lights

B

128

BOTH INTERNATIONAL & INLAND Which power-driven vessel is NOT required to carry a light in the position of the after masthead light?

A. A pushing vessel and a vessel being pushed, in a composite unit and 100 meters in length

B. A vessel of 60 meters in length towing astern

C. A vessel of 45 meters in length trolling

D. Any vessel constrained by her draft

C

129

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

A. An all-round white light or one ball

B. Cone

C. Cylinder

D. Double cone, apexes together

A

130

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

A. A vessel towing by pushing ahead

B. A power-driven vessel, not towing

C. A barge being pushed ahead

D. Either answer A or answer B

B

131

BOTH INTERNATIONAL & INLAND What signal would a vessel aground show during daylight?

A. One black ball

B. Two black balls in a vertical line

C. Three black balls in a vertical line

D. Four black balls in a vertical line

C

132

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

A. A diamond

B. A cone

C. One black ball

D. Two black balls in a vertical line

A

133

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

A. A black ball

B. A diamond shape

C. Two cones, apexes together

D. One cone, apex upward

B

134

INTERNATIONAL ONLY At night, a power-driven vessel underway of less than 7 meters in length where its maximum speed does not exceed 7 knots may show, as a minimum,...

A. Sidelights and a sternlight

B. The lights required for a vessel more than 7 meters in length

C. Sidelights only

D. One all-round white light

D

135

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

A. Making headway

B. Making no headway

C. Moored to a buoy

D. At anchor

A

136

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

A. Engaged in underwater construction

B. Under sail and power

C. A pilot vessel

D. Trawling

D

137

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

A. 22.5°

B. 67.5°

C. 112.5°

D. 135.0°

B

138

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

A. Vessel towing, when not underway

B. Vessel towing astern

C. Sailing vessel

D. Pushing vessel and a vessel being pushed, when they are in a composite unit

D

139

BOTH INTERNATIONAL & INLAND What type of vessel or operation is indicated by a vessel showing two cones with the apexes together?

A. Sailing vessel

B. Vessel trawling

C. Mineclearing

D. Dredge

B

140

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

A. 50 meters

B. 100 meters

C. 150 meters

D. 200 meters

A

141

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

A. 30 meters

B. 50 meters

C. 75 meters

D. 100 meters

B

142

BOTH INTERNATIONAL & INLAND Which vessel must exhibit forward and after masthead lights when underway?

A. A 200-meter sailing vessel


B. A 50-meter power-driven vessel

C. A 100-meter vessel engaged in fishing

D. All of the above

B

143

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

A. 90°

B. 112.5°

C. 225°

D. 360°

C

144

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

A. From sunrise to sunset in restricted visibility

B. At all times

C. From sunset to sunrise, and at no other time

D. Whenever a look-out is posted

A

145

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

A. Black diamond

B. A conical shape, apex downwards

C. Black ball

D. BaskeT

B

146

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

A. Is red in color

B. Is visible over an arc of the horizon of 360°

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

D. All of the above

C

147

BOTH INTERNATIONAL & INLAND Dayshapes must be displayed...

A. Between sunset and sunrise

B. Only between 8 AM and 4 PM

C. During daylight hours in any visibility

D. During daylight hours in unrestricted visibility only

C

148

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

A. Two towing lights in a vertical line

B. A towing light in a vertical line above the sternlight

C. Two towing lights in addition to the sternlight

D. A small white light in lieu of the sternlight

B

149

BOTH INTERNATIONAL & INLAND You can indicate that your vessel is in distress by...

A. Displaying a large red flag

B. Displaying three black balls in a vertical line

C. Sounding four or more short rapid blasts on the whistle


D. Continuously sounding the fog whistle

D

150

INLAND ONLY You are overtaking another power-driven vessel in a narrow channel. The other vessel will have to move to allow you to pass. You wish to overtake the other vessel and leave her on your starboard side. Your FIRST whistle signal should be...

A. One short blast

B. Two short blasts

C. Two prolonged blasts followed by one short blast


D. Two prolonged blasts followed by two short blasts

B

151

INLAND ONLY A power-driven vessel operating in a narrow channel, with a following current, on the Western Rivers, is meeting an upbound vessel. Which statement is true?

A. The downbound vessel has the right-of-way

B. The downbound vessel must initiate the required maneuvering signals

C. The downbound vessel must propose the manner and place of passage


D. All of the above

D

152

INLAND ONLY You are meeting another vessel head-on and sound one short blast as a passing signal. The other vessel answers with two short blasts. What should be your next action?

A. Pass on the other vessel's starboard side.

B. Sound the danger signal.

C. Pass astern of the other vessel.

D. Hold your course and speed.

B

153

INLAND ONLY At night, a light signal consisting of two flashes by a vessel indicates...


A. An intention to communicate over radiotelephone

B. That the vessel is in distress

C. An intention to leave another vessel to port


D. An intention to leave another vessel to starboard

D

154

INLAND ONLY A barge more than 50 meters long would be required to show how many white anchor lights when anchored in a Secretary of Transportation approved "special anchorage area"?

A. 1

B. 2

C. 3

D. 4

B

155

INLAND ONLY Your vessel is meeting another vessel head-on. To comply with the rules, you should exchange...

A. One short blast, alter course to port, and pass starboard to starboard

B. One short blast, alter course to starboard, and pass port to port

C. Two short blasts, alter course to port, and pass starboard to starboard

D. Two short blasts, alter course to starboard, and pass port to port

B

156

BOTH INTERNATIONAL & INLAND Which is a distress signal?

A. A triangular flag above or below a ball

B. The International Code Signal of distress indicated by "JV"

C. A green smoke signal

D. Flames on the vessel as from a burning tar barrel

D

157

INLAND ONLY Which lights are required for a barge, not part of a composite unit, being pushed ahead?

A. Sidelights and a sternlight

B. Sidelights, a special flashing light, and a sternlight

C. Sidelights and a special flashing light

D. Sidelights, a towing light, and a sternlight

C

158

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

A. International Code Signal "AA"

B. Orange-colored smoke

C. Red flares

D. The repeated raising and lowering of outstretched arms

A

159

INLAND ONLY In fog, a 25 meter vessel at anchor must...

A. Rapidly ring her bell for 5 seconds at intervals of no more than 1 minute.

B. Make an efficient sound signal at intervals of not more than 2 minutes.

C. Ring her bell for 5 seconds at intervals of not more than two minutes.

D. Sound three distinct strokes on her bell.

A

160

INLAND ONLY A vessel proceeding downstream in a narrow channel on the Western Rivers sights another vessel moving upstream. Which vessel has the right of way?


A. The vessel moving upstream against the current

B. The vessel moving downstream with a following current

C. The vessel located more towards the channel center line

D. The vessel sounding the first whistle signal

B

161

INLAND ONLY One and two short blast signals must be sounded on inland waters when...

A. Two sailing vessels are in sight of one another and meeting at a distance of one quarter mile

B. Two power-driven vessels are in sight of one another and will cross at a distance of one mile

C. Two power-driven vessels are crossing within half a mile of each other and NOT in sight of each other

D. Two power-driven vessel are in sight of one another and are meeting at a distance of one half mile

D

162

INLAND ONLY When two power-driven vessels are meeting on the Great Lakes, Western Rivers, or waters specified by the Secretary, where there is a current, which vessel shall sound the first passing signal?

A. The vessel going upstream stemming the current

B. The vessel down-bound with a following current

C. The vessel that is towing regardless of the current


D. Either vessel

B

163

INLAND ONLY Your vessel must stay within a narrow channel to be navigated safely. Another vessel is crossing your course from starboard to port. You do NOT think she will pass safely. You...

A. May sound the danger signal

B. Must sound the danger signal

C. Should sound one short blast to indicate that you are holding course and speed

D. Are required to back down

B

164

INLAND ONLY If your tug is pushing a barge ahead at night and it is not a composite unit, which light(s) should show aft on your vessel?

A white sternlight

B. Two red lights

C. Two towing lights

D. A towing light over the sternlight

C

165

INLAND ONLY A vessel of less than 20 meters in length at anchor at night in a "special anchorage area designated by the Secretary"...

Must show one white light

B. Need not show any lights

C. Must show two white lights


D. Need show a light only on the approach of another vessel

B

166

INLAND ONLY What MAY be used to indicate the presence of a partly submerged object being towed?

A. A black cone, apex upward

B. Two all-round yellow lights at each end of the tow

C. The beam of a search light from the towing vessel shown in the direction of the tow

D. All of the above

C

167

INLAND ONLY Which statement is TRUE concerning narrow channels?

A. You should keep to that side of the channel, which is on your port side.

B. You should avoid anchoring in a narrow channel.

C. A vessel having a following current will propose the manner of passage in any case where two vessels are meeting.


D. All of the above

B

168

INLAND ONLY For the purpose of the Inland Navigation Rules, the term "inland waters" includes...


A. The Great Lakes on the United States side of the International Boundary

B. The water surrounding any islands of the United States

C. The coastline of the United States, out to one mile offshore


D. Any lakes within state boundaries

A

169

INLAND ONLY Under the Inland Navigation Rules, what is the meaning of a one short blast signal used when meeting another vessel?

A. "I am turning to starboard."

B. "I am turning to port."

C. "I intend to leave you on my starboard side."


D. "I intend to leave you on my port side."

D

170

INLAND ONLY While underway at night, you see two yellow lights displayed in a vertical line. This should indicate to you a(n)...



A. Opening in a pipeline

B. Vessel broken down

C. Vessel pushing ahead

D. Vessel fishing

C

171

INLAND ONLY Which is CORRECT regarding a "special flashing light"?

A. It must be yellow in color

B. It must be placed as far forward as possible

C. It must not show through an arc of more than 225°

D. All of the above

D

172

BOTH INTERNATIONAL & INLAND You are underway and hear a vessel continuously sounding her fog whistle. This indicates the other vessel...


A. Desires to communicate by radio

B. Desires a pilot

C. Is in distress

D. Is aground

C

173

INLAND ONLY A vessel proceeding downstream in a narrow channel on the Great Lakes, Western Rivers, or waters specified by the Secretary, sights another vessel moving upstream. Which vessel has the right of way?

A. The vessel moving upstream against the current

B. The vessel moving downstream with a following current

C. The vessel located more towards the channel center line

D. The vessel sounding the first whistle signal

B

174

INLAND ONLY For the purpose of the Inland Navigation Rules, the term "Inland Waters" includes...

A. The Western Rivers

B. The Great Lakes on the United States side of the International Boundary

C. Harbors and rivers shoreward of the COLREGS demarcation lines

D. All of the above

D

175

INLAND ONLY Maneuvering signals shall be sounded on inland waters by...

A. All vessels when meeting, crossing, or overtaking and in sight of one another

B. All vessels meeting or crossing at a distance within half a mile of each other and not in sight of one another

C. Power-driven vessels overtaking and in sight of one another

D. Power-driven vessels crossing at a distance within half a mile of each other and NOT in sight of one another

C

176

INLAND ONLY Which term is NOT defined in the Inland Navigation Rules?

A. Seaplane

B. Restricted visibility

C. Underway

D. Vessel constrained by her draft

D