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.
19: INLAND ONLY A power-driven vessel operating in a narrow channel with a following current on the Great Lakes or Western Rivers is meeting an upbound vessel. Which statement is TRUE?
N a. The downbound vessel has the right-of-way. N b. The downbound vessel must initiate the required maneuvering signals. N c. The downbound vessel must propose the manner and place of passage. Y d. All of the above 52: INLAND ONLY Whistle signals shall be exchanged by vessels in sight of one another when __________.
Y a. they are passing within half a mile of each other N b. passing agreements have been made by radio N c. course changes are necessary to pass N d. doubt exists as to which side the vessels will pass on 115: INLAND ONLY What is true of a "special flashing light"?
Y a. It may show through an arc of 180°. N b. It flashes at the rate of 120 flashes per minute. N c. It is optional below the Baton Rouge Highway Bridge. N d. All of the above 133: INLAND ONLY A power-driven vessel operating in a narrow channel with a following current on the Great Lakes or Western Rivers is meeting an upbound vessel. Which statement is TRUE?
Y a. The downbound vessel has the right of way. N b. The upbound vessel must initiate the required maneuvering signals. N c. The upbound vessel must propose the manner of passing. N d. All of the above 176: BOTH INTERNATIONAL & INLAND You see the display of lights shown. This could indicate a __________. (DIAGRAM 64 )
Y a. 40-meter tug with tow exceeding 200 meters N b. tug unable to maneuver as required by the Rules N c. range marking a channel beneath a drawbridge N d. 60-meter tug pushing a barge ahead 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 311: INLAND ONLY Identify the operation indicated by the lights exhibited as shown. (DIAGRAM 85 )
N a. Aircraft carrier engaged in the launching and recovery of aircraft N b. A submarine engaged in underway replenishment N c. A vessel aground assisted by tugs Y d. None of the above 317: BOTH INTERNATIONAL & INLAND At night a vessel displaying the lights as shown is __________. (DIAGRAM 82 )
N a. a pilot boat N b. sailing N c. anchored Y d. fishing 4113: BOTH INTERNATIONAL & INLAND Which signal, other than a distress signal, can be used by a vessel to attract attention?
Y a. Searchlight beam N b. Continuous sounding of a fog signal apparatus N c. Burning barrel N d. Orange smoke signal 4133: BOTH INTERNATIONAL & INLAND Which statement is TRUE when you are towing more than one barge astern at night?
N a. Only the last barge in the tow must be lighted. N b. Only the first and last barges in the tow must be lighted. Y c. All barges in the tow must be lighted. N d. All barges, except unmanned barges, must be lighted. 4227: BOTH INTERNATIONAL & INLAND An orange flag showing a black circle and square is a __________.
N a. signal indicating a course change Y b. distress signal N c. signal of asking to communicate with another vessel N d. signal indicating danger 4250: BOTH INTERNATIONAL & INLAND A vessel displaying the lights shown is __________. (DIAGRAM 60 )
Y a. towing N b. being towed N c. broken down N d. fishing 4273: BOTH INTERNATIONAL & INLAND Which vessel is NOT classified as "restricted in her ability to maneuver"?
N a. A vessel picking up a navigation mark N b. A vessel transferring cargo while underway Y c. A vessel whose anchor is fouled N d. A vessel in a towing operation that restricts the ability of the vessel and her tow to change their course 4372: BOTH INTERNATIONAL & INLAND You are the stand-on vessel in a crossing situation. If you think the give-way vessel is NOT taking sufficient action to avoid collision, you should sound __________.
N a. one short blast and maintain course N b. two short blasts, alter to port, and pass astern N c. no signal and maneuver at will Y d. the danger signal 4372: BOTH INTERNATIONAL & INLAND You are the stand-on vessel in a crossing situation. If you think the give-way vessel is NOT taking sufficient action to avoid collision, you should sound __________.
N a. one short blast and maintain course N b. two short blasts, alter to port, and pass astern N c. no signal and maneuver at will Y d. the danger signal 4379: BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning risk of collision?
N a. The stand-on vessel must keep out of the way of the other vessel when risk of collision exists. N b. Risk of collision always exists when two vessels pass within one mile of each other. N c. Risk of collision always exists when the compass bearing of an approaching vessel changes appreciably. Y d. Risk of collision may exist when the compass bearing of an approaching vessel is changing appreciably. 4422: BOTH INTERNATIONAL & INLAND Each prolonged blast on whistle signals used by a power-driven vessel in fog, whether making way or underway but not making way, is __________.
N a. about one second N b. two to four seconds Y c. four to six seconds N d. eight to ten seconds 4439: BOTH INTERNATIONAL & INLAND Signals required for vessels aground include __________.
N a. by night, the anchor lights for a vessel of her length, and three red lights in a vertical line N b. a short, a prolonged, and a short blast Y c. by day, three black balls in a vertical line N d. All of the above 4439: BOTH INTERNATIONAL & INLAND Signals required for vessels aground include __________.
N a. by night, the anchor lights for a vessel of her length, and three red lights in a vertical line N b. a short, a prolonged, and a short blast Y c. by day, three black balls in a vertical line N d. All of the above 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. 4502: INLAND ONLY Vessels engaged in fishing may show the additional signals described in Annex II to the Rules when they are __________.
N a. trolling N b. fishing in a traffic separation zone N c. in a narrow channel Y d. in close proximity to other vessels engaged in fishing 4591: BOTH INTERNATIONAL & INLAND A vessel using a traffic separation scheme shall __________.
N a. only anchor in the separation zone N b. cross a traffic lane at as small an angle as possible Y c. avoid anchoring in areas near the termination of the scheme N d. utilize the separation zone for navigating through the scheme if she is impeding other traffic due to her slower speed 4654: BOTH INTERNATIONAL & INLAND A vessel engaged in fishing shall keep out of the way of a vessel __________.
N a. under sail Y b. restricted in her ability to maneuver N c. crossing a channel N d. All of the above 4711: BOTH INTERNATIONAL & INLAND Which vessel would exhibit sidelights when underway and not making way?
N a. A vessel trawling N b. A vessel not under command Y c. A pilot vessel N d. A vessel engaged in dredging 4725: BOTH INTERNATIONAL & INLAND What is the minimum sound signaling equipment required aboard a vessel 24 meters in length?
N a. Any means of making an efficient sound signal N b. A bell only N c. A whistle only Y d. A bell and a whistle 4833: BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning a "vessel engaged in fishing"?
N a. The vessel is classified as "restricted in her ability to maneuver". N b. Her gear will not affect the vessel's maneuverability. Y c. The vessel may be using nets, lines, or trawls. N d. She sounds the same fog signal as a vessel underway but stopped and making no way. 4845: BOTH INTERNATIONAL & INLAND What represents the length of a vessel as defined by the Rules? (DIAGRAM 86 )
N a. A N b. B Y c. C N d. D 4864: BOTH INTERNATIONAL & INLAND Which vessel shall NOT impede the passage of a vessel which can safely navigate only within a narrow channel or fairway?
N a. A vessel dredging Y b. A sailing vessel N c. A vessel servicing an aid to navigation N d. All of the above 8054: INTERNATIONAL ONLY Which statement applies to a vessel "constrained by her draft"?
Y a. She is severely restricted in her ability to change her course because of her draft in relation to the available depth of water. N b. The term applies only to vessels in marked channels. N c. She is designated as a "vessel restricted in her ability to maneuver". N d. The vessel must be over 100 meters in length. 8060: INTERNATIONAL ONLY You are operating a vessel in a narrow channel. Your vessel must stay within the channel to be navigated safely. Another vessel is crossing your course from starboard to port, and you are in doubt as to his intentions. According to Rule 9, you __________.
Y a. may sound the danger signal N b. must sound one prolonged and two short blasts N c. should sound one short blast to indicate that you are holding course and speed N d. are required to back down