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.
171: BOTH INTERNATIONAL & INLAND You are on a vessel and see ahead the lights shown. They indicate a __________. (DIAGRAM 59 )
N a. vessel being overtaken N b. vessel meeting head-on N c. vessel crossing from your starboard Y d. vessel crossing from your port 230: BOTH INTERNATIONAL & INLAND Vessel "A" is overtaking vessel "B" as shown. Vessel "B" is the __________. (DIAGRAM 17 )
Y a. stand-on vessel N b. give-way vessel N c. burdened vessel N d. None of the above 244: BOTH INTERNATIONAL & INLAND You are on a 15-meter vessel "A" in a narrow channel as shown. Vessel "B", a large tanker which can safely navigate only within the channel, sounds five short and rapid blasts. You should __________. (DIAGRAM 32 )
N a. sound one prolonged followed by two short blasts N b. not answer the whistle signal from vessel "B" N c. maintain course and speed Y d. not impede the passage of vessel "B" 311: INLAND ONLY Identify the operation indicated by the lights exhibited as shown. (DIAGRAM 85 )
N a. Aircraft carrier engaged in the launching and recovery of aircraft N b. A submarine engaged in underway replenishment N c. A vessel aground assisted by tugs Y d. None of the above 351: INTERNATIONAL ONLY Two power-driven vessels are crossing within one half mile of each other as shown. Vessel "A" sounds one short blast of the whistle. This signal means __________. (DIAGRAM 42 )
Y a. "I am altering my course to starboard" N b. "I am operating astern propulsion" N c. "I am altering my course to port" N d. None of the above 4056: BOTH INTERNATIONAL & INLAND A sailing vessel with the wind abaft the beam is navigating in restricted visibility. She should sound __________.
N a. three short blasts N b. one prolonged blast Y c. one prolonged and two short blasts N d. two prolonged blasts 4069: BOTH INTERNATIONAL & INLAND Which lights are shown by a vessel restricted in her ability to maneuver to indicate that the vessel is making way?
Y a. Masthead lights, sidelights and stern light N b. Masthead lights and sidelights only N c. Sidelights and stern light only N d. Sidelights only 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 4147: BOTH INTERNATIONAL & INLAND Which vessel would have no white lights visible when meeting her head-on?
N a. A vessel trawling N b. A vessel restricted in her ability to maneuver N c. A vessel mineclearing Y d. A vessel not under command 4221: BOTH INTERNATIONAL & INLAND A power-driven vessel making way through the water sounds which fog signal?
N a. Two short blasts every one minute N b. One short blast every one minute N c. Two prolonged blasts every two minutes Y d. One prolonged blast every two minutes 4224: 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 required to __________.
N a. maintain course and speed Y b. keep clear N c. sound one blast and turn to starboard N d. stop her engines 4232: BOTH INTERNATIONAL & INLAND The use of the signal consisting of five or more short blasts on the ship's whistle __________.
N a. replaces directional signals N b. makes the other vessel the give-way vessel Y c. indicates doubt as to the other vessel's action N d. makes it necessary to slow or stop 4261: BOTH INTERNATIONAL & INLAND What light(s), if any, would you show at night if your vessel was broken down and being towed astern by another vessel?
N a. None N b. Same lights as for a power-driven vessel underway N c. A white light forward and a white light aft Y d. The colored sidelights and a white stern light 4363: BOTH INTERNATIONAL & INLAND A vessel displaying the day shape shown is __________. (DIAGRAM 10 )
N a. broken down N b. anchored Y c. towing N d. fishing 4443: BOTH INTERNATIONAL & INLAND Which statement is TRUE in an overtaking situation?
N a. An overtaking situation exists when one vessel is approaching another vessel from anywhere abaft the beam. N b. It is the duty of the vessel being overtaken to get out of the way. Y c. Any later change of bearing between the two vessels shall not make the overtaking vessel a crossing vessel. N d. All of the above 4458: BOTH INTERNATIONAL & INLAND You see the lights shown as illustrated on your port bow. You should __________. (DIAGRAM 50 )
Y a. hold course and speed N b. alter course to port N c. stop engines N d. sound the danger signal 4481: BOTH INTERNATIONAL & INLAND While underway in fog, you hear the rapid ringing of a bell for about five seconds followed by the sounding of a gong for about five seconds. This signal came from a __________.
N a. vessel engaged in fishing at anchor N b. sailing vessel at anchor Y c. vessel 150 meters in length at anchor N d. vessel aground 4530: BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning a partly submerged vessel being towed?
N a. It must show a yellow light at each end. N b. It will show red lights along its length. Y c. A diamond shape will be carried at the aftermost extremity of the tow. N d. All of the above 4540: BOTH INTERNATIONAL & INLAND The lights shown are those of a __________. (DIAGRAM 58 )
N a. vessel being towed Y b. power-driven vessel of less than 50 meters in length N c. fishing vessel at anchor N d. sailboat 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 4606: BOTH INTERNATIONAL & INLAND A power driven vessel when towing and the length of the tow exceeds 200 meters shall exhibit during daylight hours where they can best be seen which of the following shapes?
Y a. a diamond shape N b. two cones, apexes together N c. a black ball N d. one cone, apex upward 4606: BOTH INTERNATIONAL & INLAND A power driven vessel when towing and the length of the tow exceeds 200 meters shall exhibit during daylight hours where they can best be seen which of the following shapes?
Y a. a diamond shape N b. two cones, apexes together N c. a black ball N d. one cone, apex upward 4623: 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?
N a. 1 Y b. 2 N c. 3 N d. 4 4666: BOTH INTERNATIONAL & INLAND Which vessel must have a gong, or other equipment which will make the sound of a gong?
N a. A sailing vessel N b. Any vessel over 50 meters N c. A power driven vessel over 75 meters Y d. Any vessel over 100 meters 4694: 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. Y b. A vessel aground may sound a whistle signal. N c. A vessel not under command sounds the same fog signal as a vessel towed. N d. The identity signal of a pilot vessel is the only fog signal sounded by such a vessel. 4706: BOTH INTERNATIONAL & INLAND A "flashing light" is a light that __________.
Y a. flashes at regular intervals at a frequency of 120 flashes or more per minute N b. is yellow in color N c. is visible over an arc of the horizon of not less than 180° nor more than 225° N d. All of the above 4714: BOTH INTERNATIONAL & INLAND Which vessel would exhibit sidelights when underway and not making way?
N a. A vessel not under command Y b. A vessel pushing ahead N c. A vessel engaged in dredging N d. A vessel trawling 4853: BOTH INTERNATIONAL & INLAND You are approaching another vessel on crossing courses. She is about one mile distant and is on your starboard bow. You believe she will cross ahead of you but she 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 N c. initiate a passing signal that will allow for a half mile clearance Y d. make a large course change, and slow down if necessary 5300: BOTH INTERNATIONAL & INLAND A traffic separation zone is that part of a traffic separation scheme which __________.
N a. is located between the scheme and the nearest land Y b. separates traffic proceeding in one direction from traffic proceeding in the opposite direction N c. is designated as an anchorage area N d. contains all the traffic moving in the same direction 8006: INTERNATIONAL ONLY The International Rules of the Road apply __________.
N a. to all waters which are not inland waters N b. only to waters outside the territorial waters of the United States N c. only to waters where foreign vessels travel Y d. upon the high seas and connecting waters navigable by seagoing vessels