This is an interactive test. Read each question and select the proper answer by clicking on the appropriate answer. If a "Y" appears, your choice is correct. If a "N" appears, more study may be in order.
26: INLAND ONLY A law enforcement boat may display a __________.
N a. blue flag Y b. flashing blue light N c. flashing red light N d. flashing amber light 110: INLAND ONLY Which statement is TRUE concerning the fog signal of a sailing vessel 25 meters in length, anchored in a "special anchorage area" approved by the Secretary?
N a. The vessel is not required to sound a fog signal. Y b. The vessel shall ring a bell for 5 seconds every minute. N c. The vessel shall sound one blast of the whistle every 2 minutes. N d. The vessel shall sound three blasts on the whistle every 2 minutes. 127: INLAND ONLY You are on board the stand-on vessel in a crossing situation. You sound a one blast whistle signal, and the give-way vessel answers with a two-blast signal. You should then sound the danger signal and __________.
N a. maintain course and speed N b. come around sharply to port N c. maneuver around the stern of the other vessel Y d. stop and back your vessel if necessary until signals are agreed upon 155: BOTH INTERNATIONAL & INLAND You are underway at night and you sight the lights shown. You know these lights indicate a(n) __________. (DIAGRAM 47 )
Y a. sailing vessel N b. air cushion vessel operating in the non-displacement mode N c. submarine operating on the surface N d. vessel pushing a barge ahead 182: BOTH INTERNATIONAL & INLAND At night, you see the display of lights shown. They indicate a(n) __________. (DIAGRAM 74 )
N a. vessel under oars Y b. sailing vessel N c. law enforcement vessel N d. air-cushion vessel 232: BOTH INTERNATIONAL & INLAND Vessel "A" is overtaking vessel "B" as shown. Vessel "B" __________. (DIAGRAM 17 )
N a. should change course to the right N b. should slow down until vessel "A" has passed Y c. should hold her course and speed N d. may steer various courses and vessel "A" must keep clear 262: INLAND ONLY When power-driven vessels are in sight of one another, passing signals shall be sounded when __________.
Y a. meeting or crossing within half a mile of each other N b. meeting within one mile of each other N c. meeting or crossing at any distance N d. crossing within one mile of each other 277: INLAND ONLY While underway you sight the lights shown with the yellow lights flashing. The lights displayed should be __________. (DIAGRAM 81 )
Y a. visible at night and during periods of restricted visibility N b. visible for at least one mile N c. more than 50 meters apart N d. flashing at intervals of 120 flashes per minute 369: BOTH INTERNATIONAL & INLAND Two power-driven vessels are crossing as shown. Vessel "A" sounds one short blast on the whistle. Vessel "A" is the __________. (DIAGRAM 42 )
N a. stand-on vessel N b. overtaking vessel Y c. give-way vessel N d. None of the above 3683: BOTH INTERNATIONAL & INLAND The rules require that a stand-on vessel SHALL take action to avoid collision when she determines that __________.
N a. risk of collision exists N b. the other vessel will cross ahead of her N c. the other vessel is not taking appropriate action Y d. collision cannot be avoided by the give-way vessel's maneuver alone 4051: BOTH INTERNATIONAL & INLAND The rules concerning lights shall be complied with in all weathers from sunset to sunrise. The lights __________.
Y a. shall be displayed in restricted visibility during daylight hours N b. need not be displayed when no other vessels are in the area N c. shall be set at low power when used during daylight hours N d. need not be displayed by unmanned vessels 4054: BOTH INTERNATIONAL & INLAND A vessel is "engaged in fishing" when __________.
N a. her gear extends more than 100 meters from the vessel N b. she is using any type of gear, other than lines Y c. she is using fishing apparatus which restricts her maneuverability N d. she has any fishing gear on board 4061: BOTH INTERNATIONAL & INLAND Vessels "A" and "B" are crossing as shown. Which statement is TRUE? (DIAGRAM 26 )
N a. The vessels should pass starboard to starboard. N b. Vessel "B" should pass under the stern of vessel "A". N c. Vessel "B" should alter course to the right. Y d. Vessel "A" must keep clear of vessel "B". 4161: BOTH INTERNATIONAL & INLAND A continuous sounding of a fog-signal apparatus indicates __________.
Y a. the vessel is in distress N b. the vessel has completed loading dangerous cargo N c. it is safe to pass N d. the vessel is anchored 4176: BOTH INTERNATIONAL & INLAND Two all-round red lights displayed in a vertical line are shown by a vessel __________.
N a. being towed N b. pushing a barge ahead N c. at anchor Y d. not under command 4222: BOTH INTERNATIONAL & INLAND You are towing two barges astern. The length of the tow from the stern of the tug to the stern of the last barge is 150 meters. How many white towing identification lights should be displayed on the tugboat at night?
N a. 1 Y b. 2 N c. 3 N d. 4 4302: 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 __________.
N a. one long blast Y b. one prolonged blast N c. the danger signal N d. two short blasts 4388: BOTH INTERNATIONAL & INLAND A stand-on vessel is __________.
N a. required to give way in a crossing situation N b. required to sound the first passing signal in a meeting situation N c. free to maneuver in any crossing or meeting situation as it has the right-of-way Y d. required to maintain course and speed in a crossing situation but may take action to avoid collision 4454: BOTH INTERNATIONAL & INLAND In a crossing situation, a stand-on vessel which is forced to take action in order to avoid collision with a vessel on her own port side shall, if possible, avoid __________.
Y a. turning to port N b. turning to starboard N c. decreasing speed N d. increasing speed 4544: BOTH INTERNATIONAL & INLAND You are approaching another vessel on crossing courses. She is approximately half a mile distant and is presently on your starboard bow. You believe she will cross ahead of you. She then sounds a whistle signal of five short blasts. You should __________.
N a. answer the signal and hold course and speed N b. reduce speed slightly to make sure she will have room to pass Y c. make a large course change, accompanied by the appropriate whistle signal, and slow down if necessary N d. wait for another whistle signal from the other vessel 4570: BOTH INTERNATIONAL & INLAND Which signal may at some time be exhibited by a vessel trawling?
N a. Two white lights in a vertical line N b. A white light over a red light in a vertical line N c. Two red lights in a vertical line Y d. All of the above 4669: BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning the light used with whistle signals?
N a. Use of such a light is required. Y b. Its purpose is to supplement short blasts of the whistle. N c. The light shall have the same characteristics as a masthead light. N d. All of the above 4716: BOTH INTERNATIONAL & INLAND Which day-shape should a vessel being towed exhibit if the tow EXCEEDS 200 meters?
N a. A cone, apex downward N b. A cone, apex upward Y c. A diamond N d. A ball 4720: BOTH INTERNATIONAL & INLAND A vessel displaying the lights shown could be a vessel __________. (DIAGRAM 56 )
N a. towing a barge alongside N b. at anchor and dredging Y c. underway and engaged in surveying operations N d. not under command and making way 4875: BOTH INTERNATIONAL & INLAND In restricted visibility, a vessel being towed, if manned, shall sound a signal of __________.
Y a. one prolonged and three short blasts N b. one prolonged and two short blasts N c. three short blasts N d. two short blasts 5150: BOTH INTERNATIONAL & INLAND There are two classes of vessels which do not have to comply with the rule regarding traffic separation schemes, to the extent necessary to carry out their work. One of those is a vessel __________.
N a. engaged in fishing N b. towing another Y c. servicing a navigational aid N d. on pilotage duty 8038: INTERNATIONAL ONLY In which case would an overtaking vessel sound a whistle signal of two prolonged followed by one short blast?
N a. When overtaking in restricted visibility Y b. When overtaking in a narrow channel N c. When overtaking on open waters N d. When no other vessels are in the immediate area 8048: INTERNATIONAL ONLY You are underway in a narrow channel, and you are being overtaken by a vessel astern. After the overtaking vessel sounds the proper signal indicating his intention to pass your vessel on your starboard side, you signal your agreement by sounding __________.
N a. one short blast N b. two prolonged blasts N c. two prolonged followed by two short blasts Y d. one prolonged, one short, one prolonged, and one short blast in that order 8098: INTERNATIONAL ONLY If at night a vessel displays three all-round red lights in a vertical line, during the day she may show __________.
N a. two cones, base to base N b. three black balls in a vertical line Y c. a cylinder N d. a cone, apex downward 8129: INTERNATIONAL ONLY Which statement is TRUE, according to the Rules?
N a. A vessel not under command shall keep out of the way of a vessel restricted in her ability to maneuver. N b. A vessel not under command shall avoid impeding the safe passage of a vessel constrained by her draft. N c. A vessel constrained by her draft shall keep out of the way of a vessel engaged in fishing. Y d. A vessel engaged in fishing while underway shall, so far as possible, keep out of the way of a vessel restricted in her ability to maneuver.