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.
9: INLAND ONLY Which statement is TRUE concerning narrow channels?
N a. You should keep to that side of the channel which is on your port side. Y b. You should avoid anchoring in a narrow channel. N c. A vessel having a following current will propose the manner of passage in any case where two vessels are meeting. N d. All of the above25: INLAND ONLY In a narrow channel, a power-driven vessel desiring to overtake another power-driven vessel on the other vessel's starboard side will sound a whistle signal of __________.
Y a. one short blast N b. two short blasts N c. two prolonged blasts followed by one short blast N d. two prolonged blasts followed by two short blasts25: INLAND ONLY In a narrow channel, a power-driven vessel desiring to overtake another power-driven vessel on the other vessel's starboard side will sound a whistle signal of __________.
Y a. one short blast N b. two short blasts N c. two prolonged blasts followed by one short blast N d. two prolonged blasts followed by two short blasts118: BOTH INTERNATIONAL & INLAND You are on a vessel engaged in fishing, other than trawling, and have gear extending more than 150 meters horizontally from the vessel. Which day-shape must you show in the direction of the outlying gear? (DIAGRAM 16 )
N a. A N b. B N c. C Y d. D143: INLAND ONLY A light used to signal passing intentions must be an __________.
N a. alternating red and yellow light N b. alternating white and yellow light Y c. all-round white or yellow light N d. all-round white light only170: BOTH INTERNATIONAL & INLAND You are on a vessel and see ahead the lights shown. They indicate a __________. (DIAGRAM 59 )
N a. vessel crossing from your starboard Y b. vessel crossing from your port N c. vessel being overtaken N d. vessel meeting head-on183: BOTH INTERNATIONAL & INLAND Which vessel must show an after masthead light, if over 50 meters in length?
N a. A vessel engaged in fishing N b. A vessel at anchor N c. A vessel not under command Y d. A vessel trawling295: BOTH INTERNATIONAL & INLAND The display of lights shown could represent a __________. (DIAGRAM 48 )
N a. submarine on the surface Y b. tug and a barge being towed astern N c. vessel restricted in her ability to maneuver N d. vessel not under command351: INTERNATIONAL ONLY Two power-driven vessels are crossing within one half mile of each other as shown. Vessel "A" sounds one short blast of the whistle. This signal means __________. (DIAGRAM 42 )
Y a. "I am altering my course to starboard" N b. "I am operating astern propulsion" N c. "I am altering my course to port" N d. None of the above4013: BOTH INTERNATIONAL & INLAND A vessel displaying the day-shapes shown is __________. (DIAGRAM 11 )
N a. towing N b. conducting underwater operations N c. drifting Y d. aground4022: BOTH INTERNATIONAL & INLAND A sailing vessel underway may exhibit __________.
Y a. a red light over a green light at the masthead N b. a green light over a red light at the masthead N c. two white lights in a vertical line at the stern N d. an all-round white light at the bow4053: BOTH INTERNATIONAL & INLAND Two vessels meeting in a "head-on" situation are directed by the Rules to __________.
Y a. alter course to starboard and pass port to port N b. alter course to port and pass starboard to starboard N c. decide on which side the passage will occur by matching whistle signals N d. slow to bare steerageway4101: 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.4118: BOTH INTERNATIONAL & INLAND When should the fog signal of a manned vessel under tow be sounded?
Y a. After the towing vessel's fog signal N b. Before the towing vessel's fog signal N c. Approximately one minute after the towing vessel's fog signal N d. If the towing vessel is sounding a fog signal, the manned vessel being towed is not required to sound any fog signal.4159: BOTH INTERNATIONAL & INLAND A power-driven vessel underway shall keep out of the way of a __________.
N a. vessel not under command N b. vessel engaged in fishing N c. sailing vessel Y d. All of the above4182: BOTH INTERNATIONAL & INLAND Distress signals may be __________.
N a. red flares N b. smoke signals N c. sound signals Y d. Any of the above4256: BOTH INTERNATIONAL & INLAND Traffic separation schemes established by the International Maritime Organization __________.
Y a. provide inbound and outbound lanes to promote the safe flow of vessel traffic N b. provide vessel reporting systems to assist in search and rescue in the event of a vessel casualty N c. provide routing and vessel scheduling procedures to reduce shipping delays N d. prohibit vessels carrying hazardous cargos from entering waters that are environmentally sensitive4260: 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 meters4286: BOTH INTERNATIONAL & INLAND A vessel which is underway at night and displaying the lights shown is __________. (DIAGRAM 69 )
Y a. engaged in trawling N b. minesweeping N c. under sail N d. a pilot boat4347: BOTH INTERNATIONAL & INLAND To determine if risk of collision exists, a vessel which is fitted with radar must use __________.
N a. radar scanning N b. radar plotting N c. compass bearings Y d. All of the above4386: BOTH INTERNATIONAL & INLAND While underway in fog you hear a rapid ringing of a bell ahead. This bell indicates a __________.
Y a. vessel at anchor N b. vessel in distress N c. sailboat underway N d. vessel backing out of a berth4423: BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning a "vessel engaged in fishing"?
Y a. The vessel may be using nets, lines, or trawls. N b. The vessel may be trolling. N c. The vessel shows 2 lights in a vertical line, white over red. N d. The vessel sounds the same fog signal as a vessel underway, making no way.4453: BOTH INTERNATIONAL & INLAND Vessels "A" and "B" are crossing as shown. Which statement is TRUE? (DIAGRAM 30 )
N a. The vessels should pass starboard to starboard. N b. Vessel "B" should pass astern of vessel "A". N c. Vessel "B" should alter course to the right. Y d. Vessel "A" must keep clear of vessel "B".4455: BOTH INTERNATIONAL & INLAND Which vessel is "underway" within the meaning of the Rules?
N a. A vessel at anchor with the engine turning N b. A vessel tied to an offshore mooring buoy N c. A vessel aground with the engine turning Y d. A vessel drifting with the engine stopped4577: BOTH INTERNATIONAL & INLAND Which statement about the Navigation Rules is TRUE?
N a. The rules require vessels to comply with Traffic Separation Scheme regulations. N b. The rules use the term "safe speed." N c. The Rules permit a stand-on vessel to take action prior to being in extremis. Y d. All of the above are correct.4615: BOTH INTERNATIONAL & INLAND A pilot vessel may continue to sound an identity signal if she is __________.
Y a. underway, but not making way N b. aground N c. being towed N d. not engaged in pilotage duty4638: BOTH INTERNATIONAL & INLAND A power-driven vessel is underway and fishing with trolling lines. This vessel __________.
Y a. must keep out of the way of sailing vessels N b. must sound a one prolonged, two short blasts signal in restricted visibility N c. is the stand-on vessel when overtaking power-driven vessels N d. All of the above4642: BOTH INTERNATIONAL & INLAND By radar alone, you detect a vessel ahead on a collision course, about 3 miles distant. Your radar plot shows this to be a meeting situation. You should __________.
N a. turn to port Y b. turn to starboard N c. maintain course and speed and sound the danger signal N d. maintain course and speed and sound no signal4670: BOTH INTERNATIONAL & INLAND What determines if a vessel is "restricted in her ability to maneuver"?
N a. Whether or not all of the vessel's control equipment is in working order N b. The vessel's draft in relation to the available depth of water Y c. Whether the nature of the vessel's work limits maneuverability required by the Rules N d. Whether or not the vessel is the give-way vessel in a meeting situation8118: INTERNATIONAL ONLY A signal of intent must be sounded in international waters by __________.
N a. a vessel meeting another head-on Y b. a vessel overtaking another in a narrow channel N c. a vessel crossing the course of another N d. the give-way vessel in a crossing situation