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Captain's Course 101-
change to definitions then terms
115
Other
02/21/2007

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Term
C. station a look-out as low down and far forward as possible
Definition
101. R04861
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
Term
C. Manual sounding of the signals must always be possible.
Definition
102. R04548
BOTH INTERNATIONAL & INLAND Which statement is TRUE regarding equipment for sound signals?
A. A vessel of less than 12 meters in length need not have any sound signaling equipment.
B. Any vessel over 12 meters in length must be provided with a gong.
C. Manual sounding of the signals must always be possible.
D. Automatic sounding of the signals is not permitted.
Term
D. All of the above
Definition
103. R04140
BOTH INTERNATIONAL & INLAND The rule regarding look-outs applies
A. in restricted visibility
B. between dusk and dawn
C. in heavy traffic
D. All of the above
Term
B. 50 meters
Definition
104. R04260
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
Term
A. Two power-driven vessels meeting head-on
Definition
105. R04533
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
Term
D. You may maintain course and speed
Definition
106.
BOTH INTERNATIONAL & INLAND Underway at night you see the red sidelights 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
Term
B. The maneuverability of the vessel
Definition
107.
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
Term
A. state of wind, sea, and current, and the proximity of navigational hazards
Definition
108.
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
Term
D. "I intend to leave you on my port side."
Definition
109.
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."
Term
B. Your vessel is the give-way vessel in a crossing situation
Definition
110.
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 shaped for a vessel not under command
D. You should be showing the lights or shapes for a vessel restricted in her amility to maneuver
Term
A. maximum horsepower of your vessel
Definition
111.
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
Term
A. She must use this equipment to obtain early warning of risk of collision.
Definition
112. R04016
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.
Term
B. 67.50°
Definition
113. R04558
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. 67.50°
C. ll2.5°
D. l35.0°
Term
D. hold your course and speed
Definition
114. R04043
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
Term
D. required to maintain course and speed in a crossing situation but may take action to avoid collision
Definition
l15.R04388
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
Term
C. yellow light
Definition
116. R04427
BOTH INTERNATIONAL & INLAND A towing light, according to the Rules, is a
A. white light
B. red light
C. yellow light
D. blue light
Term
B. Four short blasts on the whistle
Definition
l17.R08049
INTERNATIONAL ONLY Which signal is sounded ONLY when vessels are NOT in sight of each other?
A. A signal of at least five short and rapid blasts
B. Four short blasts on the whistle
C. One prolonged, one short, one prolonged, and one short blast on the whistle, in that order
D. Two short blasts on the whistle
Term
C. flashes at regular intervals at a frequency of l20 flashes or more per minute
Definition
118. R04087
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 l20 flashes or more per minute
D. All of the above
Term
B. A 50-meter power-driven vessel
Definition
119.R04517
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
Term
C. sternlight
Definition
120. R04703
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
Term
D. All of the above
Definition
121. R04705
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
Term
B. you can take proper and effective action to avoid collision
Definition
122. R0445 1
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
Term
C. it is a large course change
Definition
123. R04400
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
Term
C. A vessel of 45 meters in length trolling
Definition
124. R04296
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
Term
B. one prolonged blast
Definition
125. R04302
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
A. one long blast
B. one prolonged blast
C. the danger signal
D. two short blasts
Term
D. sailing vessel
Definition
126. R04266
BOTH INTERNATIONAL & INLAND On open waters, a power-driven vessel shall keep out of the way of a
A. vessel on her port side that is crossing her course
B. vessel that is overtaking her
C. seaplane on the water
D. sailing vessel
Term
127. R04173
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
Definition
127. R04173
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
Term
A. A power-driven vessel less than 50 meters in length with a 20-meter tow
Definition
128. R04129
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
Term
D. tow is greater than 200 meters
Definition
129. R04155
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
Term
D. All of the above
Definition
130. R04343
BOTH 1NTERNATIONAL & 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
Term
B. The sailboat, because it is under sail
Definition
131. R04207
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
Term
B. two short blasts
Definition
132. RO0105
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
Term
B.2
Definition
133. Ro4623
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
Term
B. towing a tow more than 200 meters astern
Definition
134. R04l84
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
Term
B. keep clear, passing at a safe distance
Definition
135. R04l07
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
Term
D. one all-round white light
Definition
136. R080ll
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
Term
C. keep as near as safe and practicable to the limit of the channel on her starboard side
Definition
137. R04617
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
Term
C. turn to port for a vessel on her own port side
Definition
138. R04048
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
Term
A. making headway
Definition
139. R04376
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
Term
D. All of the above are correct.
Definition
140. R04577
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.
Term
B. If the stand-on vessel takes action, she shall avoid changing course to port.
Definition
141. R04351
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.
Term
D. an intention to leave another vessel to starboard
Definition
142. R00031
INLAND ONL Y 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
Term
B. When the give-way vessel is not taking appropriate action to avoid collision.
Definition
143. R04228
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.
Term
B. Vessel trawling
Definition
144. R04106
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
Term
B. allow more time to assess the situation
Definition
145. R04855
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
Term
C. it becomes apparent to her that the give-way vessel is not taking appropriate action
Definition
146.R04255
BOTH INTERNATIONAL & INLAND A stand-on vessel in a crossing situation is allowed to take action when
A. on a collision course
B. the vessels will pass within one mile
C. it becomes apparent to her that the give-way vessel is not taking appropriate action
D. the relative speed of the vessels indicates collision in less than six minutes
Term
A. three black shapes in a verticalline; the highest and lowest are balls, and the middle one is a diamond
Definition
147. R04659
BOTH INTERNATIONAL & INLAND A vessel servicing a pipeline during the day shall display
A. three black shapes in a verticalline; 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
Term
A. A vessel of less than 20 meters in length
Definition
l48.R04306
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
Term
C. take avoiding action only after giving the give-way vessel time to take action, and determining that her action is not appropriate
Definition
l49.R04470
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
Term
A. two all-round red lights in a vertical line
Definition
l50.R04464
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 stemlight
D. All of the above
Term
C. When action by the give-way vessel alone cannot prevent collision
Definition
151. R04055
BOTH INTERNATIONAL & INLAND When shall the stand-on vessel change course and speed?
A. The stand-on vessel may change course and speed at any time as it has the right-of-way
B. After the give-way vessel sounds one blast in a crossing situation
C. When action by the give-way vessel alone cannot prevent collision
D. When the two vessels become less than half a mile apart
Term
D. When it becomes apparent to you that the give-way vessel is not taking appropriate action
Definition
l52.R04008
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 extremis
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
Term
A. two red lights at night and two black balls during daylight
Definition
153. R04597
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
Term
B. one short blast, alter course to starboard, and pass port to port
Definition
154. ROOO27
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
Term
D. three black shapes in a vertical line; the highest and lowest shall be balls and the middle one a diamond
Definition
155. R04420
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
Term
B. a power-driven vessel, not towing
Definition
156. R04042
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
Term
B. not result in another close quarters situation
Definition
l57.R04856
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
Term
A. Five short and rapid blasts of the whistle
Definition
158. R04479
BOTH INTERNATIONAL & INLAND What signal indicates doubt that sufficient action is being taken by another vessel to avoid collision?
A. Five short and rapid blasts of the whistle
B. Three long blasts of the whistle
C. Three short and rapid blasts of the whistle
D. One prolonged blast followed by three short blasts of the whistle
Term
C. The action must be positive and made in ample time.
Definition
l59.R04497
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
Term
D. This equipment must be used to obtain early warning of risk of collision.
Definition
l60.R04284
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.
Term
D. pushing vessel and a vessel being pushed, when they are in a composite unit
Definition
161. R04425
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
Term
B. a diamond shape
Definition
162. R04461
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
Term
D. None of the above
Definition
163. ROOO17
INLAND ONLY A power-driven vessel crossing a river on the Western Rivers has the right of way over
A. vessels ascending the river
B. vessels descending the river
C. all vessels ascending and descending the river
D. None of the above
Term
B. A fishing vessel
Definition
164. R08067
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
Term
A. avoid crossing the channel if it impedes another vessel navigating in the channel
Definition
165. R04857
BOTH INTERNATIONAL & INLAND A vessel approaching a narrow channel shall
A. avoid crossing the channel if it impedes another vessel navigating in the channel
B. not overtake any vessels within the channel
C. keep as close as possible to the edge of the channel on her port side
D. anchor only in the middle of the channel
Term
A. only if she is towing astern
Definition
167. R04225
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
Term
B. A sailing vessel
Definition
168. R04864
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
Term
B. a towing light in a vertical line above the sternlight
Definition
169.R04201
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
Term
B. You cannot impede the safe passage of the tankship.
Definition
170. R04355
BOTH INTERNATIONAL & INLAND You are crossing a narrow channel in an IS-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.
Term
B. a towing light above the sternlight
Definition
l7l.R04l52
BOTH INTERNATIONAL & INLAND A power-driven vessel with a 1 50-meter stem tow shall display
three masthead lights in a vertical line
A. three masthead lights in a vertical line
B. a towing light above the sternlight
C. two towing lights in a vertical line
D. a red light over a white light at the masthead
Term
A. there is risk of collision
Definition
l72.R04545
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.
Term
B. Two
Definition
173.R04l50
BOTH INTERNATIONAL & INLAND A towing vessel 30 meters in length is pushing barges ahead. white masthead lights is the vessel REQUIRED to show at night?
A. One
B. Two
C. Three
D. Four
Term
C. is altering course to starboard
Definition
174. R0S047
INTERNATIONAL ONLY A vessel sounds one short blast. This signal indicates the vessel
A. intends to alter course to starboard
B. intends to pass starboard to starboard
C. is altering course to starboard
D. intends to pass port to port
Term
B. must sound the danger signal
Definition
l75.R000S9
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
Term
A. at as small an angle as possible
Definition
l76.R06550
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
Term
A. at all times
Definition
l77.R00259
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
Term
C. overtaking another
Definition
l78.R080l2
INTERNATIONAL ONLY In a narrow channel, a signal of intent which must be answered by the other vessel, is
sounded by a vessel
A. meeting another head-on
B. crossing the course of another
C. overtaking another
D. Any of the above
Term
C. vessel pushing ahead
Definition
179. ROO080
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
Term
A. Your speed must be reduced to bare steerageway.
Definition
180. R04862
BOTH INTERNATIONAL & INLAND You are underway in thick fog. You have not determined if risk of collision exists. Which statement is TRUE?
A. Your speed must be reduced to bare steerageway.
B. A lookout is not required if the radar is on.
C. Fog signals are only required when a vessel is detected by radar.
D. The radar should always be kept on a short-range scale.
Term
B. Proper use shall be made of radar equipment to determine risk of collision.
Definition
181. R04526
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.
Term
D. If the towing vessel is over 50 meters in length, she must carry forward and after masthead lights.
Definition
182. R04l37
BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning lights and shapes for towing vessels?
A. If a tow exceeds 200 meters in length, the towing vessel will display a black ball during daylight.
B. When towing astern, a vessel will carry her identification lights at the masthead in addition to her regular
masthead light.
C. When towing astern, the towing vessel may show either a sternlight or a towing light, but not both.
D. If the towing vessel is over 50 meters in length, she must carry forward and after masthead lights.
Term
B. sidelights and a stemlight
Definition
183. RO4346
BOTH INTERNATIONAL & INLAND A vessel being towed at night must show
A. a white all-round light
B. sidelights and a stemlight
C. a flashing yellow light
D. forward and after masthead lights
Term
B. "I am altering my course to port"
Definition
184. R08039
INTERNATIONAL ONLY When vessels are in sight of one another, two short blasts from one of the vessels means
A. "I am altering my course to starboard"
B. "I am altering my course to port"
C. "I intend to change course to starboard"
D. "I intend to change course to port"
Term
B. hold course and sound no whistle signal
Definition
185. R08022
INTERNATIONAL ONLY You are approaching another vessel and will pass starboard to starboard without danger
if no course changes are made. You should
A. hold course and sound a two blast whistle signal
B. hold course and sound no whistle signal
C. change course to the right and sound one blast
D. hold course and sound two prolonged and two short blasts
Term
B. You should avoid anchoring in a narrow channel.
Definition
186. ROOO09
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
Term
B. The vessel moving downstream with a following current
Definition
l87.ROOO04
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 centerline
D. The vessel sounding the first whistle signal
Term
B. separates traffic proceeding in one direction from traffic proceeding in the opposite direction
Definition
188. R05300
BOTH INTERNATIONAL & INLAND A traffic separation zone is that part of a traffic separation scheme which
A. is located between the scheme and the nearest land
B. separates traffic proceeding in one direction from traffic proceeding in the opposite direction
C. is designated as an anchorage area
D. contains all the traffic moving in the same direction
Term
C. proceed in an inappropriate traffic lane
Definition
l89.R05400
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
Term
D. All of the above
Definition
190.
BOTH INTERNATIONAL & INLAND What is used tp 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
Term
C. indicates doubt as to another vessels actions
Definition
191.
BOTH INTERNATIONAL & INLAND The use of the danger signal
A. replaces directional signals
B. makes the other vessel the stand-on vessel
C. indicates doubt as to another vessels actions
D.is the same as a "MAYDAY" signal
Term
C. Either vessel
Definition
192.
BOTH INTERNATIONAL & INLAND In a crossing situation, which vessel may sound the danger signal?
A. Give-way vessel
B. Stand-on vessel
C. Either vessel
D. Neither vessel
Term
C. Sidelights and a special flashing light
Definition
193.
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
Term
C. The beam of a search light from the towing vessel shown in the direction of the tow
Definition
194.
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
Term
A. A diamond
Definition
195.
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
Term
D. The one to windward
Definition
196.
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
Term
D. All of the above
Definition
197.R00068
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
Term
D. You must sound three short blasts on the whistle
Definition
198. R04667
BOTH INTERNATIONAL & INLAND While underway and in sight of another vessel, less than one half mile
away, you put your engines on astern propulsion. Which statement concerning whistle signals is TRUE?
A. You need not sound any whistle signals.
B. You must sound one blast if backing to starboard.
C. You must sound whistle signals only if the vessels are meeting.
D. You must sound three short blasts on the whistle.
Term
C. two prolonged followed by two short blasts
Definition
199. R08073
INTERNATIONAL ONLY In a narrow channel, an overtaking vessel, which intends to PASS on the other vessel's
port side would sound .
A. one prolonged followed by two short blasts
B. one short blast
C. two prolonged followed by two short blasts
D. two short blasts
Term
C. Sidelights and a sternlight
Definition
200.R04196
BOTH INTERNATIONAL & INLAND What lights must be shown on a barge being towed astern at night?
A. A white light at each comer
B. A white light fore and aft
C. Sidelights and a sternlight
D. A sternlight only
Term
D. All of the above
Definition
201.R04347
BOTH INTERNATIONAL & INLAND To determine if risk of collision exists, a vessel which is fitted with radar
must use
A. radar scanning
B. radar plotting
C. compass bearings
D. All of the above
Term
A. generally steady bearing and decreasing range
Definition
202.R04478
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
COLREGS 7( d)
Term
D. The barges should be lighted as one vessel.
Definition
203. R04631
BOTH INTERNATIONAL & INLAND Two barges are being pushed ahead by a tugboat.
Which statement is TRUE concerning lights on the barges?
A. Each vessel should show sidelights.
B. Each vessel should show at least one white light.
C. The barges should be lighted as separate units.
D. The barges should be lighted as one vessel.
Term
D. give-way vessel and would sound two prolonged blasts followed by two short blasts
Definition
204. R08050
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
A. stand-on vessel and would sound two short blasts
B. give-way vessel and would sound no whistle signal
C. stand-on vessel and would sound no whistle signal
D. give-way vessel and would sound two prolonged blasts followed by two short blasts
Term
C. Two towing lights
Definition
205. R00083
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. A white sternlight
B. Two red lights
C. Two towing lights
D. A towing light over the sternlight
Term
C. keep out of the way of the other vessel
Definition
206.R04536
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
Term
D. The overtaking vessel must keep out of the way of the other.
Definition
207.R04550
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.
Term
D. Red and green sidelights and a sternlight
Definition
208. R04390
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
Term
A. A l6-meter sailing vessel
Definition
209.R04032
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 l6-meter sailing vessel
B. A 25-meter power-driven vessel
C. A 28-meter sailing vessel
D. Any non-self-propelled vessel
Term
A. A l6-meter sailing vessel
Definition
209.R04032
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 l6-meter sailing vessel
B. A 25-meter power-driven vessel
C. A 28-meter sailing vessel
D. Any non-self-propelled vessel
Term
A. A l6-meter sailing vessel
Definition
209.R04032
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 l6-meter sailing vessel
B. A 25-meter power-driven vessel
C. A 28-meter sailing vessel
D. Any non-self-propelled vessel
Term
A. one blast, 4 to 6 seconds in duration
Definition
210. R04l98
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
A. one blast, 4 to 6 seconds in duration
B. three blasts, 4 to 6 seconds in duration
C. one continuous blast until you are able to see around the bend
D. one blast, 8 to l0 seconds in duration
Term
B.2
Definition
211. ROO054
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
Term
C. power-driven vessels overtaking and in sight of one another
Definition
2l2.R00727
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
Term
A. need not show the lights for a vessel engaged in towing, if it is impractical to do so
Definition
2l3.R046ll
BOTH INTERNATIONAL & INLAND A vessel, which does not normally engage in towing operations, is towing a
vessel in distress. She .
A. need not show the lights for a vessel engaged in towing, if it is impractical to do so
B. may show the lights for a vessel not under command
C. must show a yellow light above the stemlight
D. must show the lights for a vessel towing
Term
B. need not show any lights
Definition
214. R00063
INLAND ONLY A vessel of less than 20 meters in length at anchor at night in a "special anchorage area designated
by the Secretary" .
A. 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