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.
197: INTERNATIONAL ONLY A partially submerged object towed by a vessel must show during the day one __________.
Y a. diamond shape when the length of the tow is 200 meters or less N b. diamond shape when the length of the tow exceeds 200 meters in length N c. black ball N d. black ball only when the length of the tow exceeds 200 meters in length 211: INTERNATIONAL ONLY A single vessel being towed alongside shall exhibit __________.
N a. one all-round white light N b. sidelights, stern light and a special flashing light N c. only the outboard sidelight and a stern light Y d. sidelights and a stern light 275: INLAND ONLY While underway you sight the lights shown with the yellow lights flashing, you should __________. (DIAGRAM 81 )
N a. wait until the vessel ahead crosses your bow Y b. pass between the two sets of vertical red lights N c. stop until the red lights turn green N d. proceed leaving all the lights on your starboard side 331: BOTH INTERNATIONAL & INLAND Diagram "A" shows the arc of visibility of a __________. (DIAGRAM 23 )
N a. yellow flashing light N b. green sidelight N c. masthead light Y d. None of the above 368: 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 Y b. give-way vessel N c. overtaking vessel N d. None of the above 374: INLAND ONLY Vessels "A" and "B" are meeting on a river as shown and will pass 1/4 mile apart. Which statement is TRUE? (DIAGRAM 29 )
N a. Whistle signals must be exchanged in all situations when passing within one half mile. N b. The vessels should exchange two blast whistle signals and pass port to port. Y c. If a passing agreement is reached by radiotelephone whistle signals are optional. N d. The vessels should pass port to port and must sound whistle signals only if either vessel changes course. 390: BOTH INTERNATIONAL & INLAND You see ONLY the light shown. This could be a vessel __________. (DIAGRAM 80 )
N a. not under command Y b. under oars N c. engaged in fishing N d. towing 4075: BOTH INTERNATIONAL & INLAND You are approaching another vessel. She is about one mile distant and is on your starboard bow. You believe she will cross ahead of you. She then sounds a whistle signal of five short blasts. You should __________.
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, and slow down if necessary N d. wait for another whistle signal from the other vessel 4103: BOTH INTERNATIONAL & INLAND Which is the danger signal?
N a. A continuous sounding of the fog signal N b. Firing a gun every minute Y c. Five or more short rapid blasts on the whistle N d. One prolonged blast on the whistle 4106: BOTH INTERNATIONAL & INLAND What type of vessel or operation is indicated by a vessel showing two cones with the apexes together?
N a. Sailing vessel Y b. Vessel trawling N c. Mineclearing N d. Dredge 4192: BOTH INTERNATIONAL & INLAND In restricted visibility, a vessel fishing with nets shall sound at intervals of two minutes __________.
N a. one prolonged blast Y b. one prolonged followed by two short blasts N c. one prolonged followed by three short blasts N d. two prolonged blasts in succession 4208: BOTH INTERNATIONAL & INLAND Five or more short blasts on a vessel's whistle indicates that she is __________.
Y a. in doubt that another vessel is taking sufficient action to avoid a collision N b. altering course to starboard N c. altering course to port N d. the stand-on vessel and will maintain course and speed 4209: BOTH INTERNATIONAL & INLAND Which statement concerning maneuvering in restricted visibility is FALSE?
N a. A vessel which cannot avoid a close-quarters situation with a vessel forward of her beam shall reduce her speed to bare steerageway. Y b. A vessel which hears a fog signal forward of her beam shall stop her engines. N c. A vessel which hears a fog signal forward of the beam shall navigate with caution. N d. If a vessel determines by radar that a close-quarters situation is developing, she shall take avoiding action in ample time. 4210: BOTH INTERNATIONAL & INLAND A vessel being towed astern shall show at night __________.
N a. the lights required for a power-driven vessel underway N b. only the required masthead lights N c. a stern light only Y d. sidelights and a stern light 4244: BOTH INTERNATIONAL & INLAND A 200-meter vessel restricted in her ability to maneuver, at anchor, will sound a fog signal of __________.
N a. a 5 second ringing of a bell forward and a 5 second sounding of a gong aft at intervals of 1 minute Y b. one prolonged followed by two short blasts every 2 minutes N c. one prolonged followed by three short blasts every minute N d. one prolonged followed by three short blasts every 2 minutes 4266: BOTH INTERNATIONAL & INLAND On open waters, a power-driven vessel shall keep out of the way of a __________.
N a. vessel on her port side that is crossing her course N b. vessel that is overtaking her N c. seaplane on the water Y d. sailing vessel 4346: BOTH INTERNATIONAL & INLAND A vessel being towed at night must show __________.
N a. a white all-round light, only Y b. sidelights and a stern light N c. a flashing yellow light, only N d. forward and after masthead lights 4354: BOTH INTERNATIONAL & INLAND At night, a power-driven vessel less than 12 meters in length may, instead of the normal navigation lights, show sidelights and one __________.
Y a. white light N b. yellow light N c. flashing white light N d. flashing yellow light 4409: BOTH INTERNATIONAL & INLAND A vessel or object being towed astern shall display a(n) __________.
N a. forward masthead light N b. after masthead light Y c. stern light N d. All of the above 4522: BOTH INTERNATIONAL & INLAND When a vessel sounds three short blasts on the whistle, this indicates that __________.
N a. danger is ahead Y b. her engines are going astern N c. the vessel is not under command (broken down) N d. all other vessels should stand clear 4552: BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning fog signals?
N a. All fog signals for sailing vessels are to be given at intervals of not more than one minute. N b. A vessel not under command sounds the same fog signal as a vessel towed. N c. A pilot vessel underway and making way sounds the pilot identity signal and no other signal. Y d. A vessel aground may sound a whistle signal. 4611: BOTH INTERNATIONAL & INLAND A vessel, which does not normally engage in towing operations, is towing a vessel in distress. She __________.
Y a. need not show the lights for a vessel engaged in towing, if it is impractical to do so N b. may show the lights for a vessel not under command N c. must show a yellow light above the stern light N d. must show the lights for a vessel towing 4655: BOTH INTERNATIONAL & INLAND Which vessels shall turn off their sidelights?
N a. All vessels that are not under command Y b. All fishing vessels that are not making way N c. All sailing vessels which are becalmed N d. All vessels engaged in underwater operations 4681: BOTH INTERNATIONAL & INLAND A vessel may exhibit lights other than those prescribed by the Rules as long as the additional lights __________.
N a. are not the same color as either side light N b. have a lesser range of visibility than the prescribed lights Y c. do not impair the visibility or distinctive character of the prescribed lights N d. All of the above 4827: BOTH INTERNATIONAL & INLAND The Rules state that vessels may depart from the requirements of the Rules when __________.
N a. operating in restricted visibility N b. operating in a narrow channel Y c. necessary to avoid immediate danger N d. the Master enters it in the ship's log 8022: INTERNATIONAL ONLY You are approaching another vessel and will pass starboard to starboard without danger if no course changes are made. You should __________.
N a. hold course and sound a two blast whistle signal Y b. hold course and sound no whistle signal N c. change course to the right and sound one blast N d. hold course and sound two prolonged and two short blasts 8087: INTERNATIONAL ONLY Lighting requirements in inland waters are different from those for international waters for __________.
Y a. barges being pushed ahead N b. vessels restricted in their ability to maneuver N c. vessels towing astern N d. barges being towed astern 8088: INTERNATIONAL ONLY A 20-meter power-driven vessel pushing ahead or towing alongside will display __________.
N a. two towing lights in a vertical line N b. a towing light above the stern light N c. two all-round red lights at the masthead Y d. two masthead lights in a vertical line 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 8099: INTERNATIONAL ONLY A vessel displaying three red lights in a vertical line is __________.
N a. restricted in her ability to maneuver N b. not under command N c. engaged in mineclearing operations Y d. constrained by her draft