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.
50: INLAND ONLY Vessels "A" and "B" are meeting on a river as shown and will pass about 1/4 mile apart. Which statement is TRUE? (DIAGRAM 29 )
N a. Both vessels should continue on course and pass without sounding any whistle signals. N b. The vessels should exchange two blast whistle signals and pass port to port. Y c. The vessels should exchange two blast whistle signals and pass starboard to starboard. N d. The vessels should pass port to port and must sound whistle signals only if either vessel changes course. 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 122: INLAND ONLY A barge more than 50 meters long is required to show how many white anchor lights when anchored in a Secretary approved "special anchorage area"?
N a. None N b. One Y c. Two N d. One, on the near approach of another vessel 205: INTERNATIONAL ONLY Which whistle signal may be sounded by one of two vessels in sight of each other?
N a. Four short blasts N b. One prolonged blast Y c. One short blast N d. One short, one prolonged, and one short blast 218: INLAND ONLY Your tug is pushing a barge ahead at night. What light(s) should show aft on your vessel? DIAGRAMS60,75,46,70
N a. The light(s) in Diagram 60. Y b. The light(s) in Diagram 75. N c. The light(s) in Diagram 46. N d. The light(s) in Diagram 70. 248: BOTH INTERNATIONAL & INLAND Vessels "I" and "II" are power-driven vessels. You are on vessel "I" as shown. You are the __________. (DIAGRAM 36 )
N a. give-way vessel Y b. stand-on vessel N c. overtaking vessel N d. None of the above 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 338: INLAND ONLY Two power-driven vessels are crossing within a half a mile of each other as shown. Vessel "A" sounds one short blast on the whistle. Vessel "B" should sound __________. (DIAGRAM 42 )
N a. one prolonged, one short, one prolonged and one short blasts Y b. one short blast N c. two prolonged blasts followed by one short blast N d. two short blasts 4013: BOTH INTERNATIONAL & INLAND A vessel displaying the day-shapes shown is __________. (DIAGRAM 11 )
N a. towing N b. conducting underwater operations N c. drifting Y d. aground 4047: BOTH INTERNATIONAL & INLAND A vessel trawling will display a __________.
N a. red light over a white light Y b. green light over a white light N c. yellow light over a red light N d. white light over a green light 4049: 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?
N a. The other vessel must give way since your vessel is stopped. Y b. Your vessel is the give-way vessel in a crossing situation. N c. You should be showing the lights or shapes for a vessel not under command. N d. You should be showing the lights or shapes for a vessel restricted in her ability to maneuver. 4099: BOTH INTERNATIONAL & INLAND During the day, a dredge will indicate the side on which it is safe to pass by displaying __________.
N a. two balls in a vertical line Y b. two diamonds in a vertical line N c. a single black ball N d. no shape is shown during the day 4119: BOTH INTERNATIONAL & INLAND A lantern combining a vessel's navigation lights may be shown on a __________.
Y a. 15-meter sailing vessel N b. 20-meter vessel engaged in fishing and making way N c. 25-meter power-driven vessel trolling N d. 25-meter pilot vessel 4198: 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 __________.
Y a. one blast, 4 to 6 seconds in duration N b. three blasts, 4 to 6 seconds in duration N c. one continuous blast until you are able to see around the bend N d. one blast, 8 to 10 seconds in duration 4204: BOTH INTERNATIONAL & INLAND Fog signals, required under the Rules for vessels underway, shall be sounded __________.
N a. only on the approach of another vessel N b. only when vessels are in sight of each other N c. at intervals of not more than one minute Y d. at intervals of not more than two minutes 4226: BOTH INTERNATIONAL & INLAND Which day-shape must be shown by a vessel 25 meters in length aground during daylight hours?
N a. One black ball N b. Two black balls Y c. Three black balls N d. Four black balls 4284: BOTH INTERNATIONAL & INLAND Which statement is true concerning a vessel equipped with operational radar?
N a. The Master of the vessel must be on the bridge when the radar is in use. N b. The radar equipment is only required to be used in restricted visibility. N c. The use of a radar excuses a vessel from the need of a look-out. Y d. This equipment must be used to obtain early warning of risk of collision. 4323: BOTH INTERNATIONAL & INLAND A vessel displaying ONLY the lights shown is a __________. (DIAGRAM 53 )
Y a. vessel engaged on pilotage duty underway N b. vessel engaged in fishing N c. vessel under sail N d. power-driven vessel underway 4334: BOTH INTERNATIONAL & INLAND In narrow channels, vessels of less than what length shall not impede the safe passage of vessels which can navigate only inside that channel?
Y a. 20 meters N b. 50 meters N c. 65 meters N d. 100 meters 4353: BOTH INTERNATIONAL & INLAND Every vessel that is to keep out of the way of another vessel must take positive early action to comply with this obligation and must __________.
Y a. avoid crossing ahead of the other vessel N b. avoid passing astern of the other vessel N c. sound one prolonged blast to indicate compliance N d. alter course to port for a vessel on her port side 4462: BOTH INTERNATIONAL & INLAND A fog signal of one prolonged blast followed by four short blasts would mean the presence of a __________.
N a. vessel being towed N b. fishing vessel trawling N c. vessel at anchor warning of her location Y d. power-driven pilot vessel on station underway 4532: BOTH INTERNATIONAL & INLAND The term "power-driven vessel" refers to any vessel __________.
N a. with propelling machinery onboard whether in use or not N b. making way against the current Y c. with propelling machinery in use N d. traveling at a speed greater than that of the current 4559: BOTH INTERNATIONAL & INLAND A vessel aground at night is required to show two red lights in a vertical line as well as __________.
N a. not under command lights N b. restricted in her ability to maneuver lights Y c. anchor lights N d. sidelights and a stern light 4590: BOTH INTERNATIONAL & INLAND A vessel being towed, if manned, shall sound a fog signal of __________.
N a. two short blasts N b. three short blasts N c. one prolonged and two short blasts Y d. one prolonged and three short blasts 4702: BOTH INTERNATIONAL & INLAND You are heading due east (090°) and observe a vessel's red sidelight on your port beam. The vessel may be heading __________.
N a. northwest (315°) N b. southeast (135°) N c. northeast (045°) Y d. southwest (225°) 4709: BOTH INTERNATIONAL & INLAND At night, a vessel displaying the lights shown is __________. (DIAGRAM 52 )
N a. aground Y b. underway N c. at anchor N d. transferring dangerous cargo 4718: BOTH INTERNATIONAL & INLAND A vessel displaying the lights shown could be a vessel __________. (DIAGRAM 56 )
N a. fishing at anchor Y b. dredging while underway N c. transferring dangerous cargo at a berth N d. restricted in her ability to maneuver, underway but not making way 4721: BOTH INTERNATIONAL & INLAND Which vessel when anchored at night, would not be required to show anchor lights?
Y a. A vessel engaged in underwater operations N b. A vessel engaged in mine clearance N c. A vessel engaged on pilotage duty N d. A vessel engaged in survey operations 4855: BOTH INTERNATIONAL & INLAND Under the Rules, any vessel may slacken her speed, stop, or reverse her engines to __________.
N a. create a crossing situation Y b. allow more time to assess the situation N c. attract the attention of another vessel N d. All of the above 8090: BOTH INTERNATIONAL & INLAND A towing light is ____________ .
N a. shown below the stern light N b. white in color N c. displayed at the masthead Y d. a yellow light having the same characteristics as the stern light