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.
53: INLAND ONLY You are on vessel "A" and vessel "B" desires to overtake you on the starboard side as shown. After the vessels have exchanged one blast signals you should __________. (DIAGRAM 38 )
N a. alter course to the left N b. slow your vessel until vessel "B" has passed Y c. hold course and speed N d. alter course to the left or right to give vessel "B" more sea room 87: INLAND ONLY Which statement is TRUE concerning the light used for maneuvering signals?
N a. It must be synchronized with the whistle. N b. It may be white or yellow. N c. It must be an all-round light. Y d. All of the above 98: INLAND ONLY You are aboard the stand-on vessel in a crossing situation. You sound a one blast whistle signal. The give-way vessel answers with a two blast whistle signal. You should sound the danger signal and __________.
N a. maintain course and speed as you are the stand-on vessel N b. come around sharply to port Y c. take precautionary action until a safe passing agreement is made N d. maneuver around the stern of the other vessel 147: INLAND ONLY What characteristic must a light used to indicate passing intentions have?
N a. It must be an alternating red and yellow light. N b. It must be an all-round white light. N c. It must be an all-round yellow light. Y d. It must be either an all-round white or an all-round yellow light. 198: INTERNATIONAL ONLY You are on a vessel that cannot comply with the spacing requirement for masthead lights. What is required in this situation?
N a. The vessel must carry only the lights that comply with the rules; the others may be omitted. Y b. The vessel's lights must comply as closely as possible, as determined by her government. N c. The vessel must be altered to permit full compliance with the rules. N d. An all-round light should be substituted for the after masthead light and the stern light. 223: INLAND ONLY A barge more than 50 meters long, at anchor in a "special anchorage area designated by the Secretary", is required to show how many white anchor lights?
Y a. Two N b. One N c. One, on the near approach of another vessel N d. None 367: BOTH INTERNATIONAL & INLAND Two power-driven vessels are crossing as shown. Vessel "A" sounds one short blast on the whistle. Vessel "A" is __________. (DIAGRAM 42 )
Y a. give-way vessel N b. stand-on vessel N c. overtaking vessel N d. None of the above 385: INLAND ONLY Which statement is TRUE concerning the fog signal of a canal boat 25 meters in length, anchored in a "special anchorage area" approved by the Secretary?
Y a. The vessel is not required to sound a fog signal. N b. The vessel shall ring a bell for 5 seconds every minute. N c. The vessel shall sound one blast of the whistle every 2 minutes. N d. The vessel shall sound three blasts on the whistle every 2 minutes. 393: BOTH INTERNATIONAL & INLAND You see ONLY the light shown. This could be a __________. (DIAGRAM 80 )
Y a. sailing vessel N b. vessel on pilotage duty N c. vessel engaged in fishing N d. power-driven vessel 4011: BOTH INTERNATIONAL & INLAND A pilot vessel on pilotage duty at night will show sidelights and a stern light __________.
N a. when at anchor N b. only when making way Y c. at any time when underway N d. only when the identifying lights are not being shown 4026: BOTH INTERNATIONAL & INLAND Which is a distress signal?
N a. Firing of green star shells N b. Sounding 5 short blasts on the whistle N c. Answering a one blast whistle signal with two blasts Y d. A flaming barrel of oil on deck 4058: BOTH INTERNATIONAL & INLAND Which factor is listed in the Rules as one which must be taken into account when determining safe speed?
N a. The construction of the vessel Y b. The maneuverability of the vessel N c. The experience of vessel personnel N d. All of the above must be taken into account. 4083: BOTH INTERNATIONAL & INLAND All of the following are distress signals EXCEPT __________.
N a. the continuous sounding of any fog signal apparatus Y b. giving five or more short and rapid blasts of the whistle N c. firing a gun at intervals of about a minute N d. a barrel with burning oil in it, on deck 4141: BOTH INTERNATIONAL & INLAND While underway and towing, your vessel enters fog. Which fog signal should you sound?
N a. One prolonged blast N b. Two prolonged blasts Y c. One prolonged blast and two short blasts N d. Three distinct blasts 4202: BOTH INTERNATIONAL & INLAND You are underway in fog when you hear the following signal: one short blast, one prolonged blast and one short blast in succession. Which of the following would it be?
N a. A sailing vessel underway with the wind abaft the beam N b. A power-driven vessel underway and making way through the water Y c. A vessel at anchor N d. A vessel towing 4233: BOTH INTERNATIONAL & INLAND While underway in fog, you hear the fog signal of another vessel ahead. If a risk of collision exists, you must __________.
Y a. slow to bare steerageway and navigate with caution N b. sound three short blasts and back your engines N c. stop your engines and navigate with caution N d. continue on your course and speed until the other vessel is sighted 4378: BOTH INTERNATIONAL & INLAND While you are underway, navigation lights must be displayed on your vessel __________.
Y a. during all periods of restricted visibility N b. at all times N c. at night only when other vessels may be in the area N d. at night only when vessels are detected on radar 4452: BOTH INTERNATIONAL & INLAND You are underway in fog and you hear three distinct bell strokes followed by five seconds of rapid bell ringing followed by three distinct bell strokes. This signal indicates a vessel __________.
Y a. aground N b. engaged in underwater construction N c. at anchor N d. in distress 4473: BOTH INTERNATIONAL & INLAND A head-on situation at night is one in which you see dead ahead a vessel showing __________.
N a. one sidelight N b. one sidelight and a masthead light N c. one sidelight and two masthead lights Y d. both sidelights of a vessel and her masthead light(s) 4493: BOTH INTERNATIONAL & INLAND You are underway in fog and hear one short, one prolonged, and one short blast in succession. What is the meaning of this signal?
N a. A vessel is in distress and needs assistance. N b. A vessel is fishing, hauling nets. Y c. A vessel is at anchor, warning of her position. N d. A vessel is towing. 4547: BOTH INTERNATIONAL & INLAND What is the minimum sound signaling equipment required aboard a vessel 10 meters in length?
N a. A bell only N b. A whistle only N c. A bell and a whistle Y d. Any means of making an efficient sound signal 4600: BOTH INTERNATIONAL & INLAND Which vessel would sound a fog signal consisting of the ringing of a bell for 5 seconds?
N a. A vessel engaged in fishing, at anchor N b. A vessel restricted in its ability to maneuver, at anchor Y c. A sailing vessel, at anchor N d. A sailing vessel becalmed 4650: BOTH INTERNATIONAL & INLAND Which lights would be shown at night by a vessel which is restricted in her ability to deviate from her course?
N a. Three red lights in a vertical line N b. Three white lights in a vertical line N c. Three lights in a vertical line, the highest and lowest white and the middle red Y d. Three lights in a vertical line, the highest and lowest red and the middle white 4688: BOTH INTERNATIONAL & INLAND What is the fog signal for a vessel 75 meters in length, restricted in her ability to maneuver, at anchor?
Y a. One prolonged blast followed by two short blasts at intervals of not more than two minutes N b. Five second ringing of a bell at intervals of not more than one minute N c. Four short blasts at intervals of not more than two minutes N d. Five second ringing of a bell and five second sounding of a gong at intervals of not more than one minute 4735: BOTH INTERNATIONAL & INLAND One of the signals, other than a distress signal, that can be used by a vessel to attract attention is a(n) __________.
N a. red star shell Y b. searchlight N c. burning barrel N d. orange smoke signal 4830: BOTH INTERNATIONAL & INLAND The Navigation Rules define a "vessel not under command" as a vessel which __________.
N a. from the nature of her work is unable to keep out of the way of another vessel N b. does not have a proper look-out N c. by taking action contrary to the Rules has created a special circumstance situation Y d. through some exceptional circumstance is unable to maneuver as required by the Rules 4841: BOTH INTERNATIONAL & INLAND A vessel transferring cargo while underway is classified by the Rules as a vessel __________.
Y a. restricted in her ability to maneuver N b. in special circumstances N c. not under command N d. constrained by her draft 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 8018: INTERNATIONAL ONLY On open water, a power-driven vessel coming up dead astern of another vessel and altering her course to starboard so as to pass on the starboard side of the vessel ahead would sound __________.
N a. two short blasts Y b. one short blast N c. two prolonged blasts followed by one short blast N d. one long and one short blast 8044: INTERNATIONAL ONLY In international waters, you are on Vessel "I" in the situation as shown. Vessel "II" sounds one short blast. Which action should you take? (DIAGRAM 36 )
N a. Sound one short blast and hold course and speed. Y b. Hold course and speed N c. Sound one short blast and slow down or turn to starboard. N d. Sound two short blasts, slow down and turn to port