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.
113: INLAND ONLY At night, a barge moored in a slip used primarily for mooring purposes shall __________.
N a. show a flashing yellow light at each corner N b. show a white light at each corner N c. show a red light at the bow and stern Y d. not be required to be lighted 185: BOTH INTERNATIONAL & INLAND You see the display of lights shown. It could be a __________. (DIAGRAM 54 )
N a. pilot vessel with a motor launch alongside N b. fishing vessel adrift and fishing with handlines N c. fishing vessel at anchor Y d. fishing vessel with outlying gear more than 150 meters 190: INLAND ONLY At night, you see the lights shown. They are shown on a __________. (DIAGRAM 75 )
N a. barge being pushed ahead N b. barge being towed astern Y c. tug pushing a barge ahead N d. tug towing a barge astern 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 259: BOTH INTERNATIONAL & INLAND Barges being towed at night must exhibit navigation lights __________.
Y a. at all times N b. only if manned N c. only if towed astern N d. Need not be lighted 292: BOTH INTERNATIONAL & INLAND The tug shown is greater than 50 meters and severely restricted in her ability to deviate from her course. Which lights would be displayed from the towing vessel? (DIAGRAM 24 )
N a. Two white masthead lights, red-white-red all round lights, sidelights, stern light and a towing light N b. Three white masthead lights, red-white-red all round lights, sidelights and two towing lights N c. Three white masthead lights, two all round red lights, sidelights, stern light and a towing light Y d. None of the above 313: INLAND ONLY You see the lights shown while proceeding in a channel. Where should you pass? (DIAGRAM 85 )
Y a. A N b. B N c. C N d. D 363: BOTH INTERNATIONAL & INLAND Two power-driven vessels are crossing as shown. Vessel "A" sounds one short blast on the whistle. Vessel "B" is the __________. (DIAGRAM 42 )
N a. burdened vessel N b. give-way vessel N c. overtaking vessel Y d. None of the above 4020: BOTH INTERNATIONAL & INLAND A vessel must proceed at a safe speed __________.
N a. in restricted visibility N b. in congested waters N c. during darkness Y d. at all times 4050: BOTH INTERNATIONAL & INLAND A 22-meter sailing vessel when also being propelled by machinery shall show during daylight hours a __________.
N a. black diamond Y b. black cone N c. black ball N d. basket 4065: BOTH INTERNATIONAL & INLAND You are underway in fog when you hear the rapid ringing of a bell for five seconds followed by the sounding of a gong for five seconds. This signal indicates a vessel __________.
N a. aground Y b. more than 100 meters in length, at anchor N c. fishing while making no way through the water N d. fishing in company with another vessel 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 4101: BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning the danger signal?
Y a. When any vessel fails to understand the intentions of an approaching vessel she must sound the danger signal. N b. Only the stand-on vessel can sound the danger signal. N c. Distress signals may be used in place of the danger signal. N d. The danger signal consists of 4 or more short blasts of the whistle. 4138: BOTH INTERNATIONAL & INLAND A vessel may use any sound or light signals to attract the attention of another vessel as long as __________.
N a. white lights are not used N b. red and green lights are not used N c. the vessel signals such intentions over the radiotelephone Y d. the signal cannot be mistaken for a signal authorized by the Rules 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 4231: BOTH INTERNATIONAL & INLAND A 15-meter sailing vessel would be required to show __________.
N a. sidelights, stern light, and a red light over a green light on the mast Y b. sidelights, and stern light, but they may be in a combined lantern on the mast N c. separate sidelights and stern light N d. sidelights only 4260: BOTH INTERNATIONAL & INLAND The minimum length of a power-driven vessel that must show forward and after masthead lights is __________.
N a. 30 meters Y b. 50 meters N c. 75 meters N d. 100 meters 4261: BOTH INTERNATIONAL & INLAND What light(s), if any, would you show at night if your vessel was broken down and being towed astern by another vessel?
N a. None N b. Same lights as for a power-driven vessel underway N c. A white light forward and a white light aft Y d. The colored sidelights and a white stern light 4375: BOTH INTERNATIONAL & INLAND You are underway in fog when you hear a signal of three strokes of a bell, a rapid ringing of the bell, and three more strokes of the bell. This signal indicates a vessel __________.
N a. at anchor, giving warning Y b. aground N c. at anchor, greater than 100 meters N d. not under command at anchor 4380: BOTH INTERNATIONAL & INLAND A vessel nearing a bend where other vessels may be obscured shall sound __________.
N a. one short blast N b. one long blast N c. two short blasts Y d. one prolonged blast 4461: BOTH INTERNATIONAL & INLAND During the day, a vessel with a tow over 200 meters in length will show __________.
N a. a black ball Y b. a diamond shape N c. two cones, apexes together N d. one cone, apex upward 4476: BOTH INTERNATIONAL & INLAND At night you sight a vessel displaying one green light. This light could indicate a __________.
N a. vessel drifting N b. vessel at anchor N c. small motorboat underway Y d. sailboat underway 4549: BOTH INTERNATIONAL & INLAND Two sailing vessels are approaching each other as shown. Which statement is correct? (DIAGRAM 3 )
N a. Vessel "I" should stand on because she has the wind on her port side. Y b. Vessel "II" should stand on because she has the wind on her starboard side. N c. Neither vessel is the stand-on vessel because they are meeting head-on. N d. Vessel "I" should stand on because she is close-hauled. 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 4597: BOTH INTERNATIONAL & INLAND A vessel not under command shall display __________.
Y a. two red lights at night and two black balls during daylight N b. two red lights at night and three black balls during daylight N c. three red lights at night and two black balls during daylight N d. three red lights at night and three black balls during daylight 4599: BOTH INTERNATIONAL & INLAND Underway at night you see the red sidelight of a vessel well off your port bow. Which statement is TRUE?
N a. You are required to alter course to the right. N b. You must stop engines. N c. You are on a collision course with the other vessel. Y d. You may maintain course and speed. 8070: INTERNATIONAL ONLY In addition to her running lights, an underway vessel constrained by her draft may carry in a vertical line __________.
N a. a red light, a white light, and a red light N b. two red lights N c. two white lights Y d. three red lights 8072: INTERNATIONAL ONLY When two vessels are in sight of one another and NOT in or near an area of restricted visibility, any of the following signals may be given EXCEPT __________.
N a. a light signal of at least five short and rapid flashes N b. one prolonged, one short, one prolonged, and one short whistle blasts Y c. four short whistle blasts N d. two short whistle blasts 8076: INTERNATIONAL ONLY You are underway in a narrow channel, and you are being overtaken by a vessel astern. After the overtaking vessel sounds the proper signal indicating his intention to pass your vessel on your starboard side, you signal your agreement by sounding __________.
N a. two prolonged followed by two short blasts Y b. one prolonged, one short, one prolonged, and one short blast N c. one short blast N d. two prolonged blasts 8084: INTERNATIONAL ONLY While underway at night, a power-driven vessel of less than 7 meters in length, whose maximum speed which does not exceed 7 knots, may show __________.
N a. sidelights combined in a single lantern, only N b. an all-round flashing yellow light, only Y c. one all-round white light, only N d. a lantern showing a white light exhibited in sufficient time to prevent collision, only