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.
36: INLAND ONLY Which type of vessel is NOT mentioned in the Inland Navigation Rules?
N a. An inconspicuous, partly submerged vessel N b. A seaplane N c. An air-cushion vessel Y d. A vessel constrained by her draft 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 71: INLAND ONLY Which is TRUE of a power-driven vessel, bound downstream, when meeting an upbound vessel on the Western Rivers?
N a. She has the right-of-way. N b. She shall propose the manner of passage. N c. She shall initiate maneuvering signals. Y d. All of the above 83: INLAND ONLY If your tug is pushing a barge ahead at night and it is not a composite unit, which light(s) should show aft on your vessel?
N a. A white stern light N b. Two red lights Y c. Two towing lights N d. A towing light over the stern light 95: INLAND ONLY You are meeting another vessel in inland waters, and she sounds one short blast on the whistle. This means that she __________.
N a. is changing course to starboard N b. is changing course to port Y c. intends to leave you on her port side N d. desires to depart from the Rules 139: INTERNATIONAL ONLY Which day-shape must you show on the forward end of an inconspicuous partially submerged vessel or object being towed more than 200 meters in length? (DIAGRAM 16 )
N a. A Y b. B N c. D N d. No day-shape must be shown. 194: BOTH INTERNATIONAL & INLAND You are on vessel "A" and proceeding down a narrow channel as shown. You can only navigate within the channel and vessel "B" is crossing so as to involve risk of collision. Which action would be most prudent? (DIAGRAM 40 )
N a. Back down and allow vessel "B" to cross ahead. N b. Alter course to starboard to give him more room. N c. Maintain course and speed. Y d. Sound the danger signal and take evasive action. 266: INLAND ONLY Two power-driven vessels are meeting in a narrow channel on the Great Lakes as shown. Vessel "A" is downbound with a following current. Vessel "B" shall __________. (DIAGRAM 37 )
N a. propose the manner of passage N b. have the right of way N c. initiate the maneuvering signals Y d. None of the above 327: BOTH INTERNATIONAL & INLAND Diagram "A" shows the arc of visibility of a __________. (DIAGRAM 23 )
N a. white masthead light N b. green sidelight Y c. red sidelight N d. stern light 397: INTERNATIONAL ONLY Which signal may be sounded ONLY by vessels in restricted visibility?
N a. At least five short and rapid blasts Y b. Four short blasts N c. One prolonged, one short, one prolonged, and one short blast, in that order N d. Two short blasts 4015: BOTH INTERNATIONAL & INLAND A 95-meter vessel aground sounds which fog signal?
N a. A rapid ringing of a bell for 5 seconds every two minutes N b. A whistle signal of one short, one prolonged, and one short blast N c. A prolonged blast of the whistle at intervals not to exceed one minute Y d. A rapid ringing of a bell for 5 seconds, preceded and followed by three separate and distinct strokes on the bell 4018: BOTH INTERNATIONAL & INLAND Which is a distress signal?
N a. A triangular flag above or below a ball N b. The International Code Signal of distress indicated by "JV" N c. A green smoke signal Y d. Flames on the vessel as from a burning tar barrel 4042: BOTH INTERNATIONAL & INLAND A towing vessel pushing a barge ahead and rigidly connected in a composite unit shall show the lights of __________.
N a. a vessel pushing ahead Y b. a power-driven vessel, not towing N c. a barge being pushed ahead N d. either answer A or answer B 4067: BOTH INTERNATIONAL & INLAND At night, which lights are required to be shown by a dredge on the side of the dredge which another vessel may pass?
N a. One red light N b. Two red lights N c. One white light Y d. Two green lights 4078: BOTH INTERNATIONAL & INLAND You are making headway in fog and hear a fog signal of two prolonged blasts on your starboard quarter. You should __________.
N a. stop your vessel N b. change course to the left N c. change course to the right Y d. hold your course and speed 4175: BOTH INTERNATIONAL & INLAND A vessel displaying the lights shown is __________. (DIAGRAM 57 )
Y a. restricted in her ability to maneuver and not making way N b. engaged in fishing and not making way N c. a pilot vessel underway and making way on pilotage duty N d. towing and making way 4216: BOTH INTERNATIONAL & INLAND You are approaching a narrow channel. You see a vessel that can only be navigated safely within the channel. You should __________.
N a. initiate an exchange of passing signals Y b. not cross the channel if you might impede the other vessel N c. sound the danger signal N d. hold your course and speed 4249: BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning a vessel equipped with operational radar?
Y a. She must use this equipment to obtain early warning of risk of collision. N b. The use of a radar excuses a vessel from the need of a look-out. N c. The radar equipment is only required to be used in restricted visibility. N d. The safe speed of such a vessel will likely be greater than that of vessels without radar. 4317: BOTH INTERNATIONAL & INLAND What signal would a vessel aground show during daylight?
N a. One black ball N b. Two black balls Y c. Three black balls N d. Four black balls 4345: BOTH INTERNATIONAL & INLAND A vessel showing a green light over a white light in a vertical line above the level of the sidelights is __________.
N a. engaged in underwater construction N b. under sail and power N c. a pilot vessel Y d. trawling 4365: BOTH INTERNATIONAL & INLAND An anchored vessel is servicing an aid to navigation and is restricted in her ability to maneuver. Which lights will she show?
Y a. Three lights in a vertical line, the highest and lowest red and the middle white, and anchor lights N b. Three lights in a vertical line, the highest and lowest red and the middle white, ONLY N c. Anchor lights ONLY N d. Anchor lights and sidelights ONLY 4414: BOTH INTERNATIONAL & INLAND Every vessel which is directed by these Rules to keep out of the way of another vessel shall, if the circumstances of the case admit, avoid __________.
Y a. crossing ahead of the other N b. crossing astern of the other N c. passing port to port N d. passing starboard to starboard 4426: BOTH INTERNATIONAL & INLAND A power-driven vessel is underway in fog but stopped and making no way through the water. What is the required fog signal?
N a. One prolonged blast at not more than one-minute intervals N b. Two prolonged blasts at not more than one-minute intervals N c. One prolonged blast at not more than two-minute intervals Y d. Two prolonged blasts at not more than two-minute intervals 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 4584: INTERNATIONAL AND INLAND A vessel that is not equipped with towing lights should show that it has a vessel in tow by_________________.
N a. continuously sounding its horn N b. sounding one prolonged followed by two short blasts at intervals of not more than two minutes Y c. shining a searchlight on the towline of the towed vessel N d. None of the above; a vessel shall not engage in towing at night without proper navigation lights 4630: BOTH INTERNATIONAL & INLAND You hear the fog signal of another vessel forward of your beam. Risk of collision may exist. You MUST __________.
Y a. reduce speed to bare steerageway N b. stop your engines N c. begin a radar plot N d. All of the above 4661: BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning a towing vessel which, due to the nature of her work, is unable to keep out of the way of another vessel?
N a. By day, she shall carry a black cylinder shape. N b. By day, she shall carry two black balls in a vertical line. N c. By night, she would show the same lights as a vessel not under command. Y d. By day, she would show the same shapes as a vessel restricted in her ability to maneuver. 4687: BOTH INTERNATIONAL & INLAND A vessel engaged in fishing while at anchor shall sound a fog signal of __________.
N a. one prolonged and three short blasts at one minute intervals N b. a rapid ringing of the bell for five seconds at one minute intervals Y c. one prolonged and two short blasts at two minute intervals N d. a sounding of the bell and gong at one minute intervals 8078: INTERNATIONAL ONLY Vessel "A" is overtaking vessel "B" on open waters as shown and will pass without changing course. Vessel "A" __________. (DIAGRAM 17 )
Y a. need not sound any whistle signals N b. should sound two short blasts N c. should sound the danger signal N d. should sound one long blast 8085: INTERNATIONAL ONLY At night, a power-driven vessel less than 7 meters in length, with a maximum speed which does not exceed 7 knots, MUST show when underway at least __________.
Y a. one white 360° light N b. a white light on the near approach of another vessel N c. sidelights and a stern light N d. the lights required of a vessel less than 12 meters in length