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.
31: INLAND ONLY At night, a light signal consisting of two flashes by a vessel indicates __________.
N a. an intention to communicate over radiotelephone N b. that the vessel is in distress N c. an intention to leave another vessel to port Y d. an intention to leave another vessel to starboard 38: INLAND ONLY Your vessel is meeting another vessel head-on. To comply with the rules, you should exchange __________.
N a. one short blast, alter course to the left, and pass starboard to starboard N b. two short blasts, alter course to the left, and pass starboard to starboard Y c. one short blast, alter course to the right, and pass port to port N d. two short blasts, alter course to the right, and pass port to port 58: INLAND ONLY While underway, you sight the lights as shown, with the yellow lights flashing. You should __________. (DIAGRAM 81 )
N a. wait until the vessel ahead crosses your bow N b. stop until the red lights turn green N c. proceed leaving all the lights on your starboard side Y d. pass between the two sets of vertical red lights 80: INLAND ONLY While underway at night, you see two yellow lights displayed in a vertical line. This should indicate to you a(n) __________.
N a. opening in a pipeline N b. vessel broken down Y c. vessel pushing ahead N d. vessel fishing 150: INLAND ONLY A power-driven vessel, when leaving a dock or berth, must sound what signal?
N a. Three short blasts N b. A long blast Y c. A prolonged blast N d. No signal is required. 316: BOTH INTERNATIONAL & INLAND At night a vessel displaying the lights as shown is __________. (DIAGRAM 82 )
N a. a pilot boat N b. sailing Y c. fishing N d. anchored 322: BOTH INTERNATIONAL & INLAND The vessel whose lights are shown is navigating in a narrow channel. Which statement about this vessel is TRUE? (DIAGRAM 82 )
Y a. It shall not impede the passage of any other vessel navigating within the channel or fairway. N b. It is the stand-on vessel N c. It may anchor in the channel or fairway N d. It shows two balls 821: INLAND ONLY One and two short blast signals must be sounded on inland waters when __________.
N a. two sailing vessels are in sight of one another and meeting at a distance of one quarter mile N b. two power-driven vessels are in sight of one another and will cross at a distance of one mile N c. two power-driven vessels are crossing within half a mile of each other and NOT in sight of each other Y d. Two power-driven vessel are in sight of one another and are meeting at a distance of one half mile 4038: BOTH INTERNATIONAL & INLAND A bell is used to sound a fog signal for a __________.
N a. power-driven vessel underway Y b. sailing vessel at anchor N c. vessel engaged in fishing N d. vessel not under command 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 4149: BOTH INTERNATIONAL & INLAND A vessel displaying the lights shown is __________. (DIAGRAM 84 )
Y a. not under command N b. showing improper lights N c. towing N d. dredging 4181: BOTH INTERNATIONAL & INLAND According to the Rules, which vessel is NOT "restricted in her ability to maneuver"?
N a. A vessel servicing a navigation marker Y b. A sailing vessel N c. A vessel mineclearing N d. A vessel dredging 4236: BOTH INTERNATIONAL & INLAND If your vessel is underway in fog and you hear one prolonged and three short blasts, this indicates a __________.
N a. vessel not under command N b. sailing vessel N c. vessel in distress Y d. vessel being towed 4272: BOTH INTERNATIONAL & INLAND A power-driven vessel, when towing another vessel astern shall show the light(s) in Diagram __________. (DIAGRAMS 46, 54, 60 )
N a. 75 Y b. 60 N c. 54 N d. 46 4386: BOTH INTERNATIONAL & INLAND While underway in fog you hear a rapid ringing of a bell ahead. This bell indicates a __________.
Y a. vessel at anchor N b. vessel in distress N c. sailboat underway N d. vessel backing out of a berth 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 4423: BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning a "vessel engaged in fishing"?
Y a. The vessel may be using nets, lines, or trawls. N b. The vessel may be trolling. N c. The vessel shows 2 lights in a vertical line, white over red. N d. The vessel sounds the same fog signal as a vessel underway, making no way. 4449: BOTH INTERNATIONAL & INLAND In a crossing situation, which vessel may sound the danger signal?
N a. Give-way vessel N b. Stand-on vessel Y c. Either vessel N d. Neither vessel 4455: BOTH INTERNATIONAL & INLAND Which vessel is "underway" within the meaning of the Rules?
N a. A vessel at anchor with the engine turning N b. A vessel tied to an offshore mooring buoy N c. A vessel aground with the engine turning Y d. A vessel drifting with the engine stopped 4474: BOTH INTERNATIONAL & INLAND In a crossing situation, the stand-on vessel should normally __________.
N a. take action to cross ahead of the other vessel N b. take action to pass astern of the other vessel Y c. maintain course and speed N d. change course and increase speed 4502: INLAND ONLY Vessels engaged in fishing may show the additional signals described in Annex II to the Rules when they are __________.
N a. trolling N b. fishing in a traffic separation zone N c. in a narrow channel Y d. in close proximity to other vessels engaged in fishing 4560: BOTH INTERNATIONAL & INLAND When towing more than one barge astern at night __________.
N a. only the last barge on the tow must be lighted N b. only the first and the last barges in the tow must be lighted Y c. each barge in the tow must be lighted N d. only manned barges must be lighted 4640: BOTH INTERNATIONAL & INLAND When two power-driven vessels are crossing, which vessel is the stand-on vessel?
Y a. The vessel which is to starboard of the other vessel N b. The vessel which is to port of the other vessel N c. The larger vessel N d. The vessel that sounds the first whistle signal 4640: BOTH INTERNATIONAL & INLAND When two power-driven vessels are crossing, which vessel is the stand-on vessel?
Y a. The vessel which is to starboard of the other vessel N b. The vessel which is to port of the other vessel N c. The larger vessel N d. The vessel that sounds the first whistle signal 4656: BOTH INTERNATIONAL & INLAND A vessel fishing at night, with gear extending more than 150 meters horizontally outwards, will show in the direction of the gear __________.
Y a. one white light N b. two vertical white lights N c. one yellow light N d. two vertical yellow lights 6520: BOTH INTERNATIONAL & INLAND A fog signal of one short, one prolonged, and one short blast may be sounded by a __________.
N a. vessel not under command Y b. vessel at anchor N c. vessel towing N d. All of the above 8009: INTERNATIONAL ONLY You are underway on the high seas in restricted visibility. You hear a fog signal of one prolonged and two short blasts. It could be any of the following EXCEPT a vessel __________.
N a. minesweeping N b. engaged in fishing N c. constrained by her draft Y d. being towed 8043: INTERNATIONAL ONLY Which vessel would NOT sound a fog signal of one prolonged and two short blasts?
N a. A vessel not under command N b. A vessel constrained by her draft Y c. A vessel being towed N d. A vessel sailing 8077: INTERNATIONAL ONLY Vessel "A" is overtaking vessel "B" on open waters and will pass without changing course. Vessel "A" should __________.
N a. sound two prolonged blasts followed by two short blasts N b. sound the danger signal Y c. not sound any whistle signals N d. sound one long blast 8115: INTERNATIONAL ONLY Of the vessels listed, which must keep out of the way of all the others?
N a. A vessel constrained by her draft N b. A vessel restricted in her ability to maneuver Y c. A vessel pushing a barge N d. A vessel engaged in fishing