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.
9: INLAND ONLY Which statement is TRUE concerning narrow channels?
N a. You should keep to that side of the channel which is on your port side. Y b. You should avoid anchoring in a narrow channel. N c. A vessel having a following current will propose the manner of passage in any case where two vessels are meeting. N d. All of the above 54: INLAND ONLY A barge more than 50 meters long would be required to show how many white anchor lights when anchored in a Secretary approved "special anchorage area"?
N a. 1 Y b. 2 N c. 3 N d. None 94: INLAND ONLY You are overtaking another power-driven vessel and sound a whistle signal indicating that you intend to pass the vessel along her starboard side. If the other vessel answers your signal with five short and rapid blasts, you should __________.
Y a. not overtake the other vessel until both vessels exchange the same passing signal N b. not overtake the other vessel until she sounds another five short and rapid blast signal N c. pass the other vessel along her starboard side N d. sound five short and rapid blasts and pass along her starboard side 104: INLAND ONLY Which light(s) shall be shown at night on a moored barge which reduces the navigable width of any channel to less than 80 meters?
Y a. Two unobstructed all-round white lights N b. Two yellow lights in a vertical line at the stern N c. A red light placed on all four corners N d. A red light placed on the two corners farthest from the bank 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. 215: INTERNATIONAL ONLY At night you sight the lights shown. What do the lights indicate? (DIAGRAM 66 )
N a. Two vessels pair trawling Y b. A tug with a tow alongside N c. A ship being assisted by a tug N d. A vessel engaged in fishing 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" 348: 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. Vessel "B" should __________. (DIAGRAM 42 )
Y a. maintain course and speed N b. alter course to the right or slowdown N c. sound one short blast and maintain course and speed N d. sound the danger signal and slow to moderate speed 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 4129: BOTH INTERNATIONAL & INLAND Which vessel MUST show two masthead lights in a vertical line?
Y a. A power-driven vessel less than 50 meters in length with a 20-meter tow N b. A sailing vessel towing a small vessel astern N c. A vessel not under command N d. A vessel engaged in dredging 4153: BOTH INTERNATIONAL & INLAND A vessel transferring cargo while underway is classified by the Rules as a vessel __________.
N a. not under command N b. in special circumstances Y c. restricted in her ability to maneuver N d. constrained by her draft 4207: BOTH INTERNATIONAL & INLAND Your power-driven vessel is underway when you sight a sailing vessel on your port bow. Which vessel is the "stand-on" vessel?
N a. The sailboat, because it is to port of your vessel Y b. The sailboat, because it is under sail N c. Your vessel, because it is a power-driven vessel N d. Your vessel, because it is to starboard of the sailboat 4239: BOTH INTERNATIONAL & INLAND You are on a vessel nearing a bend in the channel where, because of the height of the bank, you cannot see a vessel approaching from the opposite direction. You should sound __________.
N a. one short blast Y b. one prolonged blast N c. one long blast N d. five or more short blasts 4305: BOTH INTERNATIONAL & INLAND In fog, 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 4310: BOTH INTERNATIONAL & INLAND Which vessel is to be regarded as a vessel "restricted in her ability to maneuver"?
N a. A vessel fishing with trawls N b. A vessel which has lost the use of her steering gear N c. A vessel with a draft of such depth that she cannot change her course Y d. A vessel engaged in mineclearing 4384: BOTH INTERNATIONAL & INLAND In DIAGRAM 8, vessel "A" and vessel "B" (which is pushing ahead) are meeting head-on as shown. How must the vessels pass? (DIAGRAM 8 )
N a. Vessel "A" must alter course while vessel "B" continues on its present course. N b. The vessels should determine which will alter course by exchanging whistle signals. N c. Both vessels should alter course to port and pass starboard to starboard. Y d. Both vessels should alter course to starboard and pass port to port. 4401: BOTH INTERNATIONAL & INLAND You are underway in heavy fog. You hear the fog signal of a vessel which is somewhere ahead of your vessel. You must __________.
N a. slow to moderate speed and navigate with caution N b. maintain speed and sound the danger signal N c. stop engines and navigate with caution Y d. slow to bare steerageway and navigate with caution 4410: BOTH INTERNATIONAL & INLAND The rules state that vessels may depart from the requirements of the Rules when __________.
N a. there are no other vessels around N b. operating in a narrow channel N c. the Master enters it in the ship's log Y d. necessary to avoid immediate danger 4432: BOTH INTERNATIONAL & INLAND A vessel displaying ONLY the lights shown is __________. (DIAGRAM 61 )
N a. fishing Y b. a pilot vessel at anchor N c. a fishing vessel aground N d. fishing and hauling her nets 4442: BOTH INTERNATIONAL & INLAND Which vessel shall not impede the passage of a vessel which can only navigate inside a narrow channel?
Y a. A vessel of less than 20 meters in length N b. A vessel not under command N c. A vessel engaged in surveying N d. All of the above 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 4484: BOTH INTERNATIONAL & INLAND A power-driven vessel at anchor, not fishing or otherwise restricted in its ability to maneuver, sounds her fog signal at intervals of not __________.
Y a. more than one minute N b. more than two minutes N c. more than three minutes N d. less than two minutes 4519: BOTH INTERNATIONAL & INLAND A vessel underway and making way in fog shall sound every two minutes __________.
Y a. one prolonged blast N b. two prolonged blasts N c. one prolonged blast and three short blasts N d. three distinct blasts 4569: BOTH INTERNATIONAL & INLAND When two power-driven vessels are crossing, the vessel which has the other to starboard must keep out of the way if __________.
N a. she is the faster vessel Y b. the situation involves risk of collision N c. the vessels will pass within half a mile of each other N d. whistle signals have been sounded 4574: BOTH INTERNATIONAL & INLAND Which vessel shall NOT show her sidelights?
Y a. A fishing vessel that is not making way N b. A sailing vessel which is becalmed N c. A vessel engaged in underwater operations N d. A vessel that is not under command making way 4733: BOTH INTERNATIONAL & INLAND A distress signal __________.
N a. consists of 5 or more short blasts of the fog signal apparatus N b. consists of the raising and lowering of a large white flag Y c. may be used separately or with other distress signals N d. is used to indicate doubt about another vessel's intentions 4739: BOTH INTERNATIONAL & INLAND 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 keep out of the way of a vessel engaged in fishing. Y c. 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. N d. A vessel engaged in fishing shall keep out of the way of a sailing vessel. 4860: BOTH INTERNATIONAL & INLAND A vessel engaged in mineclearance operations shows special identity lights __________.
Y a. in addition to the lights required for a power-driven vessel N b. which means that other vessels should not approach closer than 500 meters on either side of the vessel N c. that are green and show through an arc of the horizon of 225° N d. All of the above 8051: INTERNATIONAL ONLY A vessel constrained by her draft may display __________.
Y a. three all-round red lights N b. two 225° red lights N c. three all-round blue lights N d. two 225° blue lights 8105: INTERNATIONAL ONLY Your vessel is crossing a narrow channel. A vessel to port is within the channel and crossing your course. She is showing a black cylinder. You should __________.
N a. hold your course and speed Y b. not impede the other vessel N c. exchange passing signals N d. sound the danger signal