Rules of the Road

Question 1

BOTH INTERNATIONAL & INLAND The term “restricted visibility” when used by the rules, refers to ______________.
Select one:
a. any condition that limits visibility
b. visibility of less than half a mile
c. situations when you can see vessels on radar that you cannot see visually
d. any condition where visibility is restricted

Answer 1

d. any condition where visibility is restricted

Question 2

BOTH INTERNATIONAL & INLAND A vessel is being propelled by both sail and by engines. Under the Rules, the vessel is \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.
Select one:
a. a sail vessel
b. a power-driven vessel 
c. not covered under any category
d. a "special circumstance" vessel

Answer 2

b. a power-driven vessel

Question 3

BOTH INTERNATIONAL & INLAND The term “power-driven vessel” refers to any vessel _______________________.
Select one:
a. with propelling machinery in use
b. making way against the current
c. with propelling machinery on-board whether in use or not
d. traveling at a speed greater than that of the current

Answer 3

a. with propelling machinery in use

Question 4

INTERNATIONAL ONLY The International Rules of the Road apply _____________________________.
Select one:
a. upon the high seas and connecting waters navigable by seagoing vessels
b. only to waters outside the territorial waters of the United States
c. to all waters which are not inland waters
d. only to waters where foreign vessels travel

Answer 4

a. upon the high seas and connecting waters navigable by seagoing vessels

Question 5

BOTH INTERNATIONAL & INLAND Which vessel is, by definition, unable to keep out of the way of another vessel?
Select one:
a. Vessel restricted in her ability to maneuver
b. Sailing vessel
c. Vessel towing
d. Vessel engaged in fishing

Answer 5

a. Vessel restricted in her ability to maneuver

Question 6

Both International & Inland Which vessel is NOT to be regarded as a vessel “restricted in her ability to maneuver?
Select one:
a. A vessel launching aircraft
b. A vessel engaged in laying a submarine cable
c. A vessel pushing and a vessel being pushed when connected in a composite unit
d. A vessel servicing a navigation mark

Answer 6

c. A vessel pushing and a vessel being pushed when connected in a composite unit

Question 7

BOTH INTERNATIONAL & INLAND For the purpose of the Rules except where otherwise required the term _________________.
Select one:
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

Answer 7

a. “Vessel” includes seaplanes

Question 8

BOTH INTERNATIONAL & INLAND A vessel is “engaged in fishing” when _______________________.
Select one:
a. she is using any type of gear, other than lines
b. she is using fishing apparatus which restricts her maneuverability
c. her gear extends more than 100 meters from the vessel
d. she has any fishing gear on board

Answer 8

b. she is using fishing apparatus which restricts her maneuverability

Question 9

BOTH INTERNATIONAL & INLAND The term “restricted visibility” as used in the Rules refers _____________________.
Select one:
a. only to visibility of less than one-half of a mile
b. to visibility where you cannot see shore
c. to any condition where visibility is restricted
d. only to fog

Answer 9

c. to any condition where visibility is restricted

Question 10

BOTH INTERNATIONAL & INLAND A vessel “restricted in her ability to maneuver” is one which _________________.
Select one:
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

Answer 10

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

Question 11

BOTH INTERNATIONAL & INLAND Which situation would be a "special circumstance" under the Rules?
Select one:
a. Two vessels crossing
b. Speed in fog
c. More than two vessels meeting 
d. Vessel at anchor

Answer 11

c. More than two vessels meeting

Question 12

BOTH INTERNATIONAL & INLAND What determines if a vessel is “restricted in her ability to maneuver”?
Select one:
a. The vessel’s draft in relation to the available depth of water
b. Whether or not all of the vessel’s control equipment is in working order
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

Answer 12

c. Whether the nature of the vessel’s work limits maneuverability required by the Rules

Question 13

BOTH INTERNATIONAL & INLAND What does the word "breadth" mean?
Select one:
a. Breadth at the load waterline
b. Greatest breadth 
c. Breadth on the main deck
d. Molded breadth

Answer 13

b. Greatest breadth

Question 14

BOTH INTERNATIONAL & INLAND The NAVIGATION RULES define a “vessel not under command” as a vessel which ______________________.
Select one:
a. by taking action contrary to the rules has created a special circumstance situation
b. through some exceptional circumstance is unable to maneuver as required by the rules
c. is moored, aground or anchored in a fairway
d. from the nature of her work is unable to keep out of the way of another vessel

Answer 14

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

Question 15

BOTH INTERNATIONAL & INLAND To be considered “engaged in fishing” according to the Rules of the Road, a vessel must be ______________________.
Select one:
a. showing lights or shapes for a vessel restricted in her ability to maneuver
b. power-driven
c. using trolling lines
d. using fishing apparatus which restricts maneuverability

Answer 15

d. using fishing apparatus which restricts maneuverability

Question 16

BOTH INTERNATIONAL & INLAND There is a provision to depart from the Rules, if necessary, to avoid \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.
Select one:
a. an overtaking situation
b. immediate danger 
c. a passing situation
d. a close-quarters situation

Answer 16

b. immediate danger

Question 17

BOTH INTERNATIONAL & INLAND A vessel transferring cargo while underway is classified by the Rules as a vessel __________________________.
Select one:
a. restricted in her ability to maneuver
b. in special circumstances
c. constrained by her draft
d. not under command

Answer 17

a. restricted in her ability to maneuver

Question 18

A vessel is “in sight” of another vessel when _____________________.
Select one:
a. she can be observed visually from the other vessel
b. she can be observed by radar
c. she can be plotted on radar well enough to determine her heading
d. her fog signal can be heard

Answer 18

a. she can be observed visually from the other vessel

Question 19

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning a “vessel engaged in fishing”?
Select one:
a. She sounds the same fog signal as a vessel underway but stopped and making no way.
b. The vessel may be using nets, lines, or trawls.
c. The vessel is classified as “restricted in her ability to maneuver”.
d. Her gear will not affect the vessel’s maneuverability.

Answer 19

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

Question 20

BOTH INTERNATIONAL & INLAND Which vessel is “underway” according to the Rules?
Select one:
a. A pilot vessel at anchor
b. A vessel which has run aground
c. A vessel made fast to a single point mooring buoy
d. A purse seiner hauling her nets

Answer 20

d. A purse seiner hauling her nets

Question 21

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 the channel?
Select one:
a. 20 meters 
b. 100 meters
c. 65 meters
d. 50 meters

Answer 21

a. 20 meters

Question 22

BOTH INTERNATIONAL & INLAND Under the Rules, any vessel may slacken her speed, stop, or reverse her engines to ________________________.
Select one:
a. allow more time to assess the situation
b. create an overtaking situation
c. create a crossing situation
d. attract the attention of another vessel

Answer 22

a. allow more time to assess the situation

Question 23

BOTH INTERNATIONAL & INLAND The rule regarding lookouts applies \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.
Select one:
a. only in restricted visibility
b. only between dusk and dawn
c. only in heavy traffic
d. at all times

Answer 23

d. at all times

Question 24

BOTH INTERNATIONAL & INLAND A vessel using a traffic separation scheme shall NOT _________________.
Select one:
a. enter the separation zone
b. cross a traffic lane
c. proceed in an inappropriate traffic lane
d. engage in fishing the separation zone

Answer 24

c. proceed in an inappropriate traffic lane

Question 25

BOTH INTERNATIONAL & INLAND A vessel must proceed at a safe speed \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.
Select one:
a. during darkness
b. at all times 
c. in congested waters
d. in restricted visibility

Answer 25

b. at all times

Question 26

BOTH INTERNATIONAL & INLAND The Rules state that certain factors are to be taken into account when
determining safe speed. Those factors include _____________________.
Select one:
a. temperature
b. maximum attainable speed of your vessel
c. aids to navigation that are available
d. state of wind, sea, and current, and the proximity of navigational hazards

Answer 26

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

Question 27

BOTH INTERNATIONAL & INLAND What is a requirement for any action taken to avoid collision?
Select one:
a. The action must be a series of small turns.
b. When in sight of another vessel, any action taken must be accompanied by sound signals.
c. The action must be positive and made in ample time.
d. The action taken must include changing the speed of the vessel.

Answer 27

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

Question 28

BOTH INTERNATIONAL & INLAND In determining “safe speed”, all of the following must be taken into account
EXCEPT the ___________________________.
Select one:
a. presence of background lights at night
b. maximum horsepower of your vessel
c. draft of your vessel
d. maneuverability of your vessel

Answer 28

b. maximum horsepower of your vessel

Question 29

BOTH INTERNATIONAL & INLAND A lookout shall be maintained ____________________.
Select one:
a. only at night
b. at night and during restricted visibility
c. only during restricted visibility
d. at all times

Answer 29

d. at all times

Question 30

BOTH INTERNATIONAL & INLAND Risk of collision exists when an approaching vessel has a(n) ________________.
Select one:
a. increasing range and bearing
b. decreasing bearing only
c. generally steady range and increasing bearing
d. generally steady bearing and decreasing range

Answer 30

d. generally steady bearing and decreasing range

Question 31

BOTH INTERNATIONAL & INLAND You are approaching another vessel and are not sure whether danger of collision exists. You must assume \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.
Select one:
a. there is no risk of collision
b. the other vessel is also in doubt
c. you are the give way vessel
d. there is risk of collision

Answer 31

d. there is risk of collision

Question 32

BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning a vessel equipped with operational
radar?
Select one:
a. The radar equipment is only required to be used in restricted visibility.
b. The use of a radar excuses a vessel from the need of a look-out.
c. She must use this equipment to obtain early warning of risk of collision.
d. The safe speed of such a vessel will likely be greater than that of vessels without radar.

Answer 32

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

Question 33

BOTH INTERNATIONAL & INLAND You are approaching a narrow channel. Another vessel in the channel can only be navigated safely in that channel. You should ________________________.
Select one:
a. not cross the channel if you might impede the other vessel
b. sound two prolonged blasts followed by one short blast
c. hold your course and speed if he is on your port bow
d. sound three short blasts, and take all way off your vessel

Answer 33

a. not cross the channel if you might impede the other vessel

Question 34

BOTH INTERNATIONAL & INLAND A vessel proceeding along a narrow channel shall _____________________.
Select one:
a. not overtake any vessels within the channel
b. keep as near as safe and practicable to the limit of the channel on her starboard side
c. when nearing a bend in the channel, sound a long blast of the whistle
d. avoid crossing the channel at right angles

Answer 34

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

Question 35

BOTH INTERNATIONAL & INLAND Which statement is true concerning a vessel equipped with operational radar?
Select one:
a. The use of radar excuses a vessel from the need of a lookout.
b. The radar equipment is only required to be used in restricted visibility.
c. This equipment must be used to obtain early warning of risk of collision.
d. The Master of the vessel must be on the bridge when the radar is in use.

Answer 35

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

Question 36

BOTH INTERNATIONAL & INLAND When in sight of another vessel, any action taken to avoid collision must _____________.
Select one:
a. include a speed change
b. be accompanied by sound signals
c. not be taken until sound signals are sounded
d. not result in another close quarters situation

Answer 36

d. not result in another close quarters situation

Question 37

BOTH INTERNATIONAL & INLAND Every vessel should at all times proceed at a “safe speed”. “Safe speed” is
defined as that speed where ________________________.
Select one:
a. you are traveling slower than surrounding vessels
b. you can stop within your visibility range
c. no wake comes from your vessel
d. you can take proper and effective action to avoid collision

Answer 37

d. you can take proper and effective action to avoid collision

Question 38

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?
Select one:
a. The tankship is the stand-on vessel because it is in the channel.
b. The tankship is the stand-on vessel because it is the larger of the two vessels.
c. Neither vessel is the stand-on vessel because the tankship is crossing.
d. You cannot impede the safe passage of the tankship.

Answer 38

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

Question 39

BOTH INTERNATIONAL & INLAND Which factor is listed in the Rules as one which must be taken into account when determining safe speed?
Select one:
a. The maneuverability of the vessel. 
b. The age of the vessel.
c. The experience of vessel personnel.
d. The construction of the vessel.

Answer 39

a. The maneuverability of the vessel.

Question 40

INTERNATIONAL ONLY Which vessel shall avoid impeding the safe passage of a vessel constrained by her draft?
Select one:
a. A vessel restricted in her ability to maneuver.
b. A vessel not under command.
c. A vessel servicing a buoy.
d. A fishing vessel.

Answer 40

d. A fishing vessel.

Question 41

BOTH INTERNATIONAL & INLAND A power-driven vessel is underway and fishing with trolling lines. This vessel ______________.
Select one:
a. must sound 5 short blasts on her horn
b. must keep out of the way of sailing vessels
c. must sound a one prolonged, two short blasts signal in restricted visibility
d. is the stand-on vessel when overtaking power-driven vessels

Answer 41

b. must keep out of the way of sailing vessels

Question 42

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…
Select one:
a. Turn to port and come into the wind
b. Keep out of the way of the other vessel
c. Sound the danger signal
d. Hold course and speed

Answer 42

b. Keep out of the way of the other vessel

Question 43

BOTH INTERNATIONAL & INLAND Power-driven vessels must keep out of the way of sailing vessels except…
Select one:
a. When the sailing vessel is overtaking
b. On the inland waters of the United States
c. When they are making more speed than the power-driven vessel
d. In a crossing situation

Answer 43

a. When the sailing vessel is overtaking

Question 44

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?
Select one:
a. Only when you have reached extremes
b. When it becomes apparent to you that the give-way vessel is not taking appropriate action
c. When you determine that your present course will cross ahead of the other vessel
d. At any time you feel it is appropriate

Answer 44

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

Question 45

BOTH INTERNATIONAL & INLAND The Rules state that a vessel overtaking another vessel is relieved of her duty to keep clear when _____________________.
Select one:
a. the overtaking situation becomes a crossing situation
b. she is past and clear of the other vessel
c. she is forward of the other vessel’s beam
d. the other vessel is no longer in sight

Answer 45

b. she is past and clear of the other vessel

Question 46

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?
Select one:
a. You should be showing the lights or shapes for a vessel restricted in her ability to maneuver.
b. You should be showing the lights or shapes for a vessel not under command.
c. The other vessel must give way since your vessel is stopped.
d. Your vessel is the give-way vessel in a crossing situation.

Answer 46

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

Question 47

BOTH INTERNATIONAL & INLAND Which statement concerning an overtaking situation is correct?
Select one:
a. The overtaking vessel is the stand-on vessel.
b. The overtaking vessel must maintain course and speed.
c. The overtaking vessel must keep out of the way of the other.
d. Neither vessel is the stand-on vessel.

Answer 47

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

Question 48

BOTH INTERNATIONAL & INLAND A stand-on vessel is…
Select one:
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

Answer 48

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

Question 49

BOTH INTERNATIONAL & INLAND A vessel underway and fishing shall keep out of the way of a ....
Select one:
a. Vessel not under command 
b. Power-driven vessel underway
c. Vessel engaged in pilotage duty
d. Vessel sailing

Answer 49

a. Vessel not under command

Question 50

BOTH INTERNATIONAL & INLAND If it becomes necessary for a stand-on vessel to take action to avoid collision, she shall NOT, if possible,…
Select one:
a. Increase speed
b. Turn to port for a vessel on her own port side
c. Decrease speed
d. Turn to starboard for a vessel on her own port side

Answer 50

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

Question 51

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…
Select one:
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 willbest avoid collision

Answer 51

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

Question 52

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…
Select one:
a. Carefully watch his compass bearing
b. Start a radar plot in order to ascertain his course
c. Alter your course to starboard
d. alter your course to port

Answer 52

c. Alter your course to starboard

Question 53

BOTH INTERNATIONAL & INLAND You are aboard the give-way vessel in a crossing situation. What should you NOT do in obeying the Rules?
Select one:
a. Back your vessel
b. Slow your vessel
c. Make a large course change to starboard
d. Cross ahead of the stand-on vessel

Answer 53

d. Cross ahead of the stand-on vessel

Question 54

BOTH INTERNATIONAL & INLAND A vessel is overtaking when she can see which light(s) of a vessel ahead?
Select one:
a. The masthead lights of the vessel
b. Only a sidelight of the vessel
c. Only the sternlight of the vessel
d. One sidelight and a masthead light of the vessel

Answer 54

c. Only the sternlight of the vessel

Question 55

BOTH INTERNATIONAL & INLAND When two power-driven vessels are meeting head-on and there is a risk of collision, each shall...
Select one:
a. Back down
b. Sound the danger signal
c. Stop her engines
d. Alter course to starboard

Answer 55

d. Alter course to starboard

Question 56

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?
Select one:
a. The one with the wind closest abeam
b. The one to leeward
c. The one to windward 
d. The one with the wind closest astern

Answer 56

c. The one to windward

Question 57

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?
Select one:
a. The sailing vessel because it is to starboard of the fishing vessel.
b. The fishing vessel because it is fishing.
c. The fishing vessel because it is to port of the sailing vessel.
d. The sailing vessel because it is sailing.

Answer 57

b. The fishing vessel because it is fishing.

Question 58

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?
Select one:
a. The sailboat, because it is under sail
b. The sailboat, because it is to port of your vessel
c. Your vessel, because it is a power-driven vessel
d. Your vessel, because it is to starboard of the sailboat

Answer 58

a. The sailboat, because it is under sail

Question 59

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…
Select one:
a. The vessels will pass closer than half a mile
b. Both vessels sound one prolonged blast
c. One sidelight and the masthead light are visible
d. Both sidelights and masthead light(s) are visible

Answer 59

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

Question 60

BOTH INTERNATIONAL & INLAND You hear the fog signal of another vessel forward of your beam. Risk of collision may exist. You MUST _____________________.
Select one:
a. stop your engines
b. speed up
c. begin a radar plot
d. reduce her speed to the minimum at which she can be kept on her course if necessary.

Answer 60

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

Question 61

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 ______________.
Select one:
a. sound the danger signal at two-minute intervals
b. hold course and speed until the other vessel is sighted
c. take avoiding action as soon as possible
d. stop your engines

Answer 61

c. take avoiding action as soon as possible

Question 62

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 \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.
Select one:
a. stop your engines
b. initiate a radar plot
c. reduce to bare steerageway 
d. slow to less than 2 knots

Answer 62

c. reduce to bare steerageway

Question 63

BOTH INTERNATIONAL & INLAND What is TRUE when operating in fog and other vessels are detected by radar?
Select one:
a. You should make an ample change to port for a vessel crossing on the starboard bow.
b. You should determine the course and speed of all radar contacts at six minute intervals.
c. Long-range scanning will provide early warning of ALL other vessels within the radar’s range.
d. You should maneuver in ample time if a close-quarters situation is developing.

Answer 63

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

Question 64

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 _______________________.
Select one:
a. slow to bare steerageway and navigate with caution
b. maintain speed and sound the danger signal
c. stop engines and navigate with caution
d. slow to moderate speed and navigate with caution

Answer 64

a. slow to bare steerageway and navigate with caution

Question 65

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 \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.
Select one:
a. safe speed
b. moderate speed
c. half speed
d. bare steerageway

Answer 65

d. bare steerageway

Question 66

BOTH INTERNATIONAL & INLAND The steering and sailing rules for vessels in restricted visibility apply to vessels ____________________.
Select one:
a. only if they are showing special purpose lights
b. in sight of one another in fog
c. only if they have operational radar
d. navigating in or near an area of restricted visibility

Answer 66

d. navigating in or near an area of restricted visibility

Question 67

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 _______________________.
Select one:
a. stop your engines
b. sound two prolonged blasts of the whistle
c. sound the danger signal
d. slow to bare steerageway

Answer 67

d. slow to bare steerageway

Question 68

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 _____________________.
Select one:
a. turn to starboard
b. maintain course and speed and sound the danger signal
c. maintain course and speed and sound no signal
d. turn to port

Answer 68

a. turn to starboard

Question 69

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 __________________.
Select one:
a. sound the danger signal
b. when taking action, make only course changes
c. alter your course toward a vessel abaft the beam
d. avoid altering course toward a vessel abaft the beam

Answer 69

d. avoid altering course toward a vessel abaft the beam

Question 70

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?
Select one:
a. One basket
b. One cone with its apex upwards 
c. One diamond shape
d. One black ball

Answer 70

b. One cone with its apex upwards

Question 71

BOTH INTERNATIONAL & INLAND A towing light is a yellow light having the same characteristics as a(n)...
Select one:
a. Masthead light
b. Anchor light
c. Special flashing light
d. Sternlight

Answer 71

d. Sternlight

Question 72

BOTH INTERNATIONAL & INLAND What signal would a vessel aground show during daylight?
Select one:
a. One black ball
b. Two black balls in a vertical line
c. Four black balls in a vertical line
d. Three black balls in a vertical line

Answer 72

d. Three black balls in a vertical line

Question 73

BOTH INTERNATIONAL & INLAND What lights must be shown on a barge being towed astern at night?
Select one:
a. Sidelights and a sternlight 
b. A white light fore and aft
c. A white light at each corner
d. A sternlight only

Answer 73

a. Sidelights and a sternlight

Question 74

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?
Select one:
a. 1
b. 2 
c. 4
d. 3

Answer 74

b. 2

Question 75

BOTH INTERNATIONAL & INLAND During the day, a vessel with a tow over 200 meters in length will show...
Select one:
a. Two cones, apexes together
b. A diamond shape 
c. One cone, apex upward
d. A black ball

Answer 75

b. A diamond shape

Question 76

BOTH INTERNATIONAL & INLAND What lights must sailboats show when underway at night?
Select one:
a. Red and green sidelights and a sternlight
b. Red and green sidelights
c. A sternlight
d. One all-round white light

Answer 76

a. Red and green sidelights and a sternlight

Question 77

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?
Select one:
a. 67.5 degrees 
b. 112.5 degrees
c. 22.5 degrees
d. 135.0 degrees

Answer 77

a. 67.5 degrees

Question 78

BOTH INTERNATIONAL & INLAND A vessel may exhibit lights other than those prescribed by the Rules as long as the additional lights…
Select one:
a. Do not interfere with the keeping of a proper look-out
b. Have a lesser range than the prescribed lights
c. Are not the color of either sidelight
d. Are not the color of the stern light

Answer 78

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

Question 79

BOTH INTERNATIONAL & INLAND A towing light, according to the Rules, is a...
Select one:
a. White light
b. Blue light
c. Yellow light 
d. Red light

Answer 79

c. Yellow light

Question 80

BOTH INTERNATIONAL & INLAND A vessel not under command shall display…
Select one:
a. Three red lights at night and three black balls during daylight
b. Two red lights at night and three black balls during daylight
c. Two red lights at night and two black balls during daylight
d. Three red lights at night and two black balls during daylight

Answer 80

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

Question 81

BOTH INTERNATIONAL & INLAND A single towing light will be carried above a vessel’s sternlight…
Select one:
a. Only if the tow exceeds 200 meters
b. At any time when towing
c. Only if she is towing astern
d. If the towing vessel is part of a composite unit

Answer 81

c. Only if she is towing astern

Question 82

BOTH INTERNATIONAL & INLAND Which lights would be shown at night by a vessel which is restricted in her ability to deviate from her course?
Select one:
a. Three red lights in a vertical line
b. Three lights in a vertical line, the highest and lowest white and the middle red
c. Three lights in a vertical line, the highest and lowest red and the middle white
d. Three white lights in a vertical line

Answer 82

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

Question 83

BOTH INTERNATIONAL & INLAND What is used to show the presence of a partly submerged object being towed?
Select one:
a. Green lights at each end of the towed object
b. A searchlight from the towing vessel in the direction of the tow
c. Flashing red lights at each side the object
d. A triangle shape on the towed object

Answer 83

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

Question 84

BOTH INTERNATIONAL & INLAND A towing vessel pushing a barge ahead and rigidly connected in a composite unit shall show the lights of...
Select one:
a. A barge on a hip-tow
b. A vessel towing by pushing ahead 
c. A power-driven vessel, not towing
d. A barge being pushed ahead

Answer 84

c. A power-driven vessel, not towing

Question 85

BOTH INTERNATIONAL & INLAND A vessel towing is showing three forward white masthead lights in a vertical line. This means that the length of the…
Select one:
a. Towing vessel is less than 50 meters
b. Towing vessel is greater than 50 meters
c. Tow is greater than 200 meters
d. Tow is less than 200 meters

Answer 85

c. Tow is greater than 200 meters

Question 86

BOTH INTERNATIONAL & INLAND A vessel servicing a pipeline during the day shall display…
Select one:
a. Three black shapes in a vertical line; the highest and lowest are balls, and the middle one is a diamond
b. Two black balls in a vertical line
c. Three black balls in a vertical line
d. Three shapes in a vertical line; the highest and lowest are red balls, and the middle one is a whitediamond

Answer 86

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

Question 87

BOTH INTERNATIONAL & INLAND Which vessel must exhibit forward and after masthead lights when underway?
Select one:
a. A 50-meter power-driven vessel 
b. All of the above
c. A 200-meter sailing vessel
d. A 100-meter vessel engaged in fishing

Answer 87

a. A 50-meter power-driven vessel

Question 88

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?
Select one:
a. Two white lights side by side at the stern
b. A white light 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

Answer 88

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

Question 89

INTERNATIONAL ONLY If a vessel displays three all-round red lights in a vertical line at night, during the day she may show...
Select one:
a. Two cones, apexes together
b. Two diamonds in a vertical line
c. Three balls in a vertical line
d. A cylinder

Answer 89

d. A cylinder

Question 90

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 \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.
Select one:
a. the danger signal
b. two short blasts
c. one long blast
d. one prolonged blast

Answer 90

d. one prolonged blast

Question 91

BOTH INTERNATIONAL & INLAND While underway in fog, you hear a vessel ahead sound two prolonged blasts on the whistle. You should ____________________.
Select one:
a. sound two blasts and change course to the left
b. sound whistle signals only if you change course
c. sound only fog signals until the other vessel is sighted
d. not sound any whistle signals until the other vessel is sighted

Answer 91

c. sound only fog signals until the other vessel is sighted

Question 92

BOTH INTERNATIONAL & INLAND The use of the danger signal __________________________.
Select one:
a. makes the other vessel the stand-on vessel
b. is the same as a “MAYDAY” signal
c. indicates doubt as to another vessels actions
d. replaces directional signals

Answer 92

c. indicates doubt as to another vessels actions

Question 93

BOTH INTERNATIONAL & INLAND Which signal shall a power-driven vessel sound when making way in fog?
Select one:
a. One prolonged blast every two minutes.
b. One short blast every two minutes.
c. One prolonged and two short blasts every two minutes.
d. Three short blasts every two minutes.

Answer 93

a. One prolonged blast every two minutes.

Question 94

INTERNATIONAL ONLY In a narrow channel, an overtaking vessel, which intends to PASS on the other vessel’s port side would sound________________.
Select one:
a. two prolonged followed by two short blasts
b. one short blast
c. two short blasts
d. one prolonged followed by two short blasts

Answer 94

a. two prolonged followed by two short blasts

Question 95

BOTH INTERNATIONAL & INLAND What signal indicates doubt that sufficient action is being taken by another vessel to avoid collision?
Select one:
a. Three short and rapid blasts of the whistle.
b. One prolonged blast followed by three short blasts of the whistle.
c. Three long blasts of the whistle.
d. Five short and rapid blasts of the whistle.

Answer 95

d. Five short and rapid blasts of the whistle.

Question 96

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 \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.
Select one:
a. two to four seconds
b. four to six seconds 
c. eight to ten seconds
d. about one second

Answer 96

b. four to six seconds

Question 97

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?
Select one:
a. A vessel engaged in pilotage duty.
b. A vessel being towed.
c. A vessel towing. 
d. A vessel aground.

Answer 97

c. A vessel towing.

Question 98

BOTH INTERNATIONAL & INLAND A vessel sounding a fog signal of one short, one prolonged, and one short blast is indicating that the vessel is \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.
Select one:
a. fishing
b. at anchor 
c. in distress
d. not under command

Answer 98

b. at anchor

Question 99

BOTH INTERNATIONAL & INLAND A "short blast" on the whistle has a duration of \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.
Select one:
a. 8 to 12 seconds
b. 1 second 
c. 12 to 15 seconds
d. 4 to 6 seconds

Answer 99

b. 1 second

Question 100

INTERNATIONAL ONLY In a narrow channel, a signal of intent, which must be answered by the other vessel, is sounded by a vessel...
Select one:
a. Meeting another head-on
b. Crossing the course of another
c. Free and clear of the other vessel
d. Overtaking another

Answer 100

d. Overtaking another

Question 101

BOTH INTERNATIONAL & INLAND A vessel underway and making way in fog shall sound every two minutes _______________.
Select one:
a. one prolonged blast
b. two prolonged blasts
c. three distinct blasts
d. one prolonged blast and three short blasts

Answer 101

a. one prolonged blast

Question 102

INTERNATIONAL ONLY You are approaching another vessel and will pass starboard to starboard without danger if no course changes are made. You should…
Select one:
a. Hold course and sound two prolonged and two short blasts
b. Change course to the right and sound one blast
c. Hold course and sound a two blast whistle signal
d. Hold course and sound no whistle signal

Answer 102

d. Hold course and sound no whistle signal

Question 103

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 _____________________.
Select one:
a. one continuous blast until you are able to see around the bend
b. one blast, 8 to 10 seconds in duration
c. three blasts, 4 to 6 seconds in duration
d. one blast, 4 to 6 seconds in duration

Answer 103

d. one blast, 4 to 6 seconds in duration

Question 104

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?
Select one:
a. One prolonged and three short blasts every two minutes
b. Three short blasts every two minutes
c. Two prolonged blasts every two minutes
d. One prolonged blast every two minutes

Answer 104

c. Two prolonged blasts every two minutes

Question 105

BOTH INTERNATIONAL & INLAND In a crossing situation, which vessel may sound the danger signal?
Select one:
a. Neither vessel
b. Stand-on vessel
c. Give-way vessel
d. Either vessel

Answer 105

d. Either vessel

Question 106

BOTH INTERNATIONAL & INLAND The duration of a prolonged blast of the whistle is \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.
Select one:
a. 6 to 8 seconds
b. 2 to 4 seconds
c. 4 to 6 seconds 
d. 8 to 10 seconds

Answer 106

c. 4 to 6 seconds

Question 107

INTERNATIONAL ONLY A sailing vessel is overtaking a power-driven vessel in a narrow channel, so as to pass on the power-driven vessel’s port side. The overtaken vessel will have to move to facilitate passage. The sailing vessel is the _______________________.
Select one:
a. give-way vessel and would sound no whistle signal
b. give-way vessel and would sound two prolonged blasts followed by two short blasts
c. stand-on vessel and would sound two short blasts
d. stand-on vessel and would sound no whistle signal

Answer 107

b. give-way vessel and would sound two prolonged blasts followed by two short blasts

Question 108

INTERNATIONAL ONLY A vessel sounds one short blast. This signal indicates the vessel _______________.
Select one:
a. intends to pass port to port
b. is altering course to starboard
c. intends to alter course to starboard
d. intends to pass starboard to starboard

Answer 108

b. is altering course to starboard

Question 109

BOTH INTERNATIONAL & INLAND You are underway, in fog, when you hear a whistle signal of one prolonged blast followed by two short blasts. This signal could indicate a vessel \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.
Select one:
a. being towed
b. aground
c. is anchored
d. not under command

Answer 109

d. not under command

Question 110

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?
Select one:
a. Sound the danger signal.
b. Pass on the other vessel’s starboard side.
c. Pass astern of the other vessel.
d. Hold your course and speed.

Answer 110

a. Sound the danger signal.

Question 111

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?
Select one:
a. Two towing lights. 
b. A white sternlight.
c. A towing light over the sternlight.
d. Two red lights.

Answer 111

a. Two towing lights.

Question 112

INLAND ONLY Which statement is TRUE concerning narrow channels?
Select one:
a. All of the above
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. You should keep to that side of the channel, which is on your port side.

Answer 112

b. You should avoid anchoring in a narrow channel.

Question 113

INLAND ONLY Your vessel is meeting another vessel head-on. To comply with the rules, you should exchange ________________.
Select one:
a. one short blast, alter course to port, and pass starboard to starboard
b. two short blasts, alter course to starboard, and pass port to port
c. one short blast, alter course to starboard, and pass port to port
d. two short blasts, alter course to port, and pass starboard to starboard

Answer 113

c. one short blast, alter course to starboard, and pass port to port

Question 114

INLAND ONLY Which lights are required for a barge, not part of a composite unit, being pushed ahead?
Select one:
a. Sidelights and a sternlight.
b. Sidelights, a towing light, and a sternlight.
c. Sidelights and a special flashing light.
d. Sidelights, a special flashing light, and a sternlight.

Answer 114

c. Sidelights and a special flashing light.

Question 115

INLAND ONLY What MAY be used to indicate the presence of a partly submerged object being towed?
Select one:
a. A black cone, apex upward.
b. The beam of a search light from the towing vessel shown in the direction of the tow.
c. Two all-round yellow lights at each end of the tow.
d. Two all-round red lights at each end of the tow.

Answer 115

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

Question 116

INLAND ONLY Under the Inland Navigation Rules, what is the meaning of a one short blast signal used when meeting another vessel?
Select one:
a. “I intend to leave you on my starboard side.”
b. “I intend to leave you on my port side.”
c. “I am turning to starboard.”
d. “I am turning to port.”

Answer 116

b. “I intend to leave you on my port side.”

Question 117

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 _______________________.
Select one:
a. should sound one short blast to indicate that you are holding course and speed
b. must sound the danger signal
c. may sound the danger signal
d. are required to back down

Answer 117

b. must sound the danger signal

Question 118

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?
Select one:
a. the vessel moving upstream against the current
b. the vessel sounding the first whistle signal
c. the vessel located more towards the channel center line
d. the vessel moving downstream with a following current

Answer 118

d. the vessel moving downstream with a following current

Question 119

INLAND ONLY For the purpose of the Inland Navigation Rules, the term “Inland Waters” includes _________________.
Select one:
a. any lakes within state boundaries
b. the waters surrounding any islands of the United States
c. the Great Lakes on the United States side of the International Boundary
d. the coastline of the United States, out to one mile offshore

Answer 119

c. the Great Lakes on the United States side of the International Boundary

Question 120

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"?
Select one:
a. 4
b. 2 
c. 3
d. 1

Answer 120

b. 2

Question 121

INLAND ONLY In fog, a 25 meter vessel at anchor must ______________________.
Select one:
a. make an efficient sound signal at intervals of not more than 2 minutes.
b. sound three distinct strokes on her bell.
c. rapidly ring her bell for 5 seconds at intervals of no more than 1 minute.
d. ring her bell for 5 seconds at intervals of not more than two minutes.

Answer 121

c. rapidly ring her bell for 5 seconds at intervals of no more than 1 minute.

Question 122

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 ________________.
Select one:
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

Answer 122

b. two short blasts

Question 123

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?
Select one:
a. The downbound vessel has the right-of-way.
b. The downbound vessel is not required initiate the required maneuvering signals.
c. The upbound vessel has the right-of-way.
d. The downbound vessel shall not propose the manner and place of passage.

Answer 123

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

Question 124

INLAND ONLY Which is CORRECT regarding a “special flashing light”?
Select one:
a. It must not show through an arc of more than 67.5 degrees
b. It must be red in color
c. It must be yellow in color
d. It must be placed as far aft as possible

Answer 124

c. It must be yellow in color

Question 125

INLAND ONLY Which term is NOT defined in the Inland Navigation Rules?
Select one:
a. Seaplane
b. Restricted visibility
c. Underway
d. Vessel constrained by her draft

Answer 125

d. Vessel constrained by her draft

Question 126

INLAND ONLY One and two short blast signals must be sounded on inland waters when _______________.
Select one:
a. two power-driven vessels are crossing within half a mile of each other and NOT in sight of each other
b. two sailing vessels are in sight of one another and meeting at a distance of one quarter mile
c. two power-driven vessels are in sight of one another and will cross at a distance of one mile
d. two power-driven vessel are in sight of one another and are meeting at a distance of one half mile

Answer 126

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

Question 127

INLAND ONLY Maneuvering signals shall be sounded on inland waters by _________________.
Select one:
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

Answer 127

c. power-driven vessels overtaking and in sight of one another

Question 128

INLAND ONLY A vessel of less than 20 meters in length at anchor at night in a “special anchorage area designated by the Secretary”________________________.
Select one:
a. must show two white lights
b. must show one white light
c. need show a light only on the approach of another vessel
d. need not show any lights

Answer 128

d. need not show any lights

Question 129

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?
Select one:
a. The vessel that is towing regardless of the current.
b. The vessel going upstream stemming the current.
c. Either vessel.
d. The vessel down-bound with a following current.

Answer 129

d. The vessel down-bound with a following current.