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.
16: INLAND ONLY For the purpose of the Inland Navigation Rules, the term "Inland Waters" includes __________.
N a. the Western Rivers N b. the Great Lakes on the United States side of the International Boundary N c. harbors and rivers shoreward of the COLREGS demarcation lines Y d. All of the above 45: INLAND ONLY You are overtaking another power-driven vessel in a narrow channel, and you wish to overtake on the other vessel's port side. You will sound a whistle signal of __________.
N a. one short blast Y b. two short blasts N c. two prolonged blasts followed by one short blast N d. two prolonged blasts followed by two short blasts 140: INLAND ONLY You are the stand-on vessel in a crossing situation. The other vessel is showing an alternating red and yellow light. Which action should you take?
Y a. Stand on. N b. Heave to. N c. Alter course to assist. N d. Yield the right-of-way. 165: BOTH INTERNATIONAL & INLAND You are on a vessel heading due south and see the lights shown one point on your port bow. This vessel could be heading __________. (DIAGRAM 51 )
N a. SE N b. NE N c. SW Y d. NW 217: BOTH INTERNATIONAL & INLAND Vessel "A" is overtaking vessel "B" as shown. Vessel "A" is the __________. (DIAGRAM 17 )
Y a. give-way vessel N b. stand-on vessel N c. overtaken vessel N d. None of the above 232: BOTH INTERNATIONAL & INLAND Vessel "A" is overtaking vessel "B" as shown. Vessel "B" __________. (DIAGRAM 17 )
N a. should change course to the right N b. should slow down until vessel "A" has passed Y c. should hold her course and speed N d. may steer various courses and vessel "A" must keep clear 263: INTERNATIONAL ONLY You are on a power-driven vessel "I" as shown. Vessel "II" is a vessel engaged in fishing within 1/2 a mile of your vessel. Which action should you take? (DIAGRAM 36 )
N a. Hold course and speed without giving a signal. Y b. Change course or speed to avoid vessel "II". N c. Sound one short blast, and await a response. N d. Sound two short blasts, and await a response. 280: INLAND ONLY While underway you sight the lights shown with the yellow lights flashing. The lights displayed should be __________. (DIAGRAM 81 )
N a. visible for at least one mile N b. flashing at intervals of 120 flashes per minute N c. more than 50 meters apart Y d. visible at night and during periods of restricted visibility 302: BOTH INTERNATIONAL & INLAND A vessel displaying the lights shown is a vessel __________. (DIAGRAM 79 )
N a. engaged in fishing N b. dredging N c. engaged in launching or recovery of aircraft Y d. towing astern 365: 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 )
Y a. stand-on vessel N b. give-way vessel N c. overtaking vessel N d. None of the above 370: INLAND ONLY If a towing vessel and her tow are severely restricted in their ability to deviate from their course, lights in addition to the towing identification lights must be shown. These additional lights shall be shown if the tow is __________.
N a. pushed ahead N b. towed alongside N c. towed astern Y d. All of the above 379: BOTH INTERNATIONAL & INLAND A seagoing tug has a tow greater than 200 meters as shown and is severely restricted in her ability to deviate from her course. Which lights would be displayed from the towing vessel? (DIAGRAM 24 )
Y a. Three 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 N d. None of the above 727: INLAND ONLY Maneuvering signals shall be sounded on inland waters by __________.
N a. all vessels when meeting, crossing, or overtaking and in sight of one another N b. all vessels meeting or crossing at a distance within half a mile of each other and not in sight of one another Y c. power-driven vessels overtaking and in sight of one another N d. power-driven vessels crossing at a distance within half a mile of each other and NOT in sight of one another 4012: BOTH INTERNATIONAL & INLAND A vessel which displays the day signal shown may be engaged in __________. (DIAGRAM 6 )
Y a. submarine cable laying N b. pilotage duty N c. fishing N d. mineclearance 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 4081: BOTH INTERNATIONAL & INLAND You are aboard vessel "A" , a power-driven vessel, on open waters and vessel "B", a sailing vessel, is sighted off your port bow as shown. Which vessel is the stand-on vessel? (DIAGRAM 27 )
N a. Vessel "A" because it is towing N b. Vessel "A" because it is to starboard of vessel "B" Y c. Vessel "B" because it is sailing N d. Vessel "B" because it is to port of vessel "A" 4130: BOTH INTERNATIONAL & INLAND The duration of each blast of the whistle signals used in meeting and crossing situations is __________.
Y a. about 1 second N b. 2 or 4 seconds N c. 4 to 6 seconds N d. 8 to 10 seconds 4348: BOTH INTERNATIONAL & INLAND You are on vessel "A" pushing a barge ahead and meeting vessel "B" as shown. How should the vessels pass? (DIAGRAM 12 )
Y a. Both vessels must alter course to starboard and pass port to port. N b. Both vessels must alter course to port and pass starboard to starboard. N c. Vessel "A" should maintain course and vessel "B" alter course. N d. The vessels should determine which will alter course by sounding whistle signals. 4400: BOTH INTERNATIONAL & INLAND When action to avoid a close quarters situation is taken, a course change alone may be the most effective action provided that __________.
N a. it is done in a succession of small course changes N b. it is NOT done too early Y c. it is a large course change N d. the course change is to starboard 4564: BOTH INTERNATIONAL & INLAND Which vessel sounds the same fog signal when underway or at anchor?
N a. A sailing vessel Y b. A vessel restricted in her ability to maneuver N c. A vessel constrained by her draft N d. A vessel not under command 4567: BOTH INTERNATIONAL & INLAND As shown, vessel "A", which is pushing ahead, and vessel "B" are crossing. Which is the stand-on vessel? (DIAGRAM 5 )
N a. Vessel "A" is the stand-on vessel because she is to port of vessel "B". N b. Vessel "A" is the stand-on vessel because she is pushing ahead. Y c. Vessel "B" is the stand-on vessel because she is to starboard of vessel "A". N d. Neither vessel is the stand-on vessel in this situation. 4568: BOTH INTERNATIONAL & INLAND Which vessel is "underway" according to the Rules?
N a. A vessel made fast to a single point mooring buoy Y b. A purse seiner hauling her nets N c. A pilot vessel at anchor N d. A vessel which has run aground 4633: BOTH INTERNATIONAL & INLAND If practical, when shall a manned vessel being towed sound her fog signal?
N a. Immediately before the towing vessel sounds hers Y b. Immediately after the towing vessel sounds hers N c. As close to the mid-cycle of the towing vessel's signals as possible N d. At any time as long as the interval is correct 4675: BOTH INTERNATIONAL & INLAND In a meeting situation, which vessel may sound the danger signal?
N a. Stand-on vessel N b. Give-way vessel Y c. Either vessel N d. Neither vessel 4684: BOTH INTERNATIONAL & INLAND You see a red sidelight bearing NW (315°). That vessel may be heading __________.
N a. northwest (315°) N b. east (090°) Y c. southwest (225°) N d. west (270°) 4691: BOTH INTERNATIONAL & INLAND A 200-meter vessel is aground in fog. Which signal is optional?
N a. A bell signal Y b. A whistle signal N c. A gong signal N d. All of the above are mandatory. 4745: BOTH INTERNATIONAL & INLAND You are approaching a narrow channel. Another vessel in the channel can only be navigated safely in that channel. You should __________.
N a. hold your course and speed if he is on your port bow N b. sound three short blasts, and take all way off your vessel Y c. not cross the channel if you might impede the other vessel N d. sound two prolonged blasts followed by one short blast 4851: BOTH INTERNATIONAL & INLAND. In which situation would you consider a risk of collision to exist?
N a. A vessel is one point on your starboard bow, range increasing, bearing changing slightly to the right. N b. A vessel is broad on your starboard beam, range decreasing, bearing changing rapidly to the right. Y c. A vessel is two points abaft your port beam, range decreasing, bearing constant. N d. A vessel is on your starboard quarter, range increasing, bearing is constant. 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 8116: INTERNATIONAL ONLY Which vessel shall avoid impeding the safe passage of a vessel constrained by her draft?
N a. A vessel not under command Y b. A sailing vessel N c. A vessel restricted in her ability to maneuver N d. All of the above