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.
5: INLAND ONLY You are overtaking a power-driven vessel in a narrow channel and wish to leave her on your starboard side. You may __________.
Y a. attempt to contact her on the radiotelephone to arrange for the passage N b. proceed to overtake her without sounding whistle signals N c. sound five short blasts N d. All of the above 10: INLAND ONLY Which term is NOT defined in the Inland Navigation Rules?
N a. Seaplane N b. Restricted visibility N c. Underway Y d. Vessel constrained by her draft 24: BOTH INTERNATIONAL & INLAND Which of the day-shapes shown would you show on the after end of an inconspicuous partially submerged vessel or object being towed less than 200 meters in length? (DIAGRAM 16 )
N a. A Y b. B N c. C N d. No day-shape would be shown. 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 93: INLAND ONLY While underway in a harbor you hear a vessel sound a prolonged blast. This signal indicates that this vessel __________.
N a. desires to overtake your vessel N b. is at anchor N c. is backing her engines Y d. is moving from a dock 95: INLAND ONLY You are meeting another vessel in inland waters, and she sounds one short blast on the whistle. This means that she __________.
N a. is changing course to starboard N b. is changing course to port Y c. intends to leave you on her port side N d. desires to depart from the Rules 144: INLAND ONLY A light used to signal passing intentions must be an __________.
N a. all-round yellow light only N b. all-round white light only N c. alternating red and yellow light Y d. all-round white or yellow light 230: BOTH INTERNATIONAL & INLAND Vessel "A" is overtaking vessel "B" as shown. Vessel "B" is the __________. (DIAGRAM 17 )
Y a. stand-on vessel N b. give-way vessel N c. burdened vessel N d. None of the above 234: BOTH INTERNATIONAL & INLAND Vessel "A" is overtaking vessel "B" as shown. Which color light will vessel "A" observe on vessel "B"? (DIAGRAM 17 )
N a. Green Y b. White N c. Flashing red N d. Yellow over yellow 240: BOTH INTERNATIONAL & INLAND Vessel "A" is overtaking vessel "B" as shown and will pass without changing course. Which light will vessel "A" observe on vessel "B"? (DIAGRAM 17 )
N a. yellow towing light Y b. white stern light N c. green sidelight N d. None of the above 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. 4125: BOTH INTERNATIONAL & INLAND If you saw flames aboard a vessel but could see the vessel was not on fire, you would know that the __________.
N a. crew was trying to get warm Y b. vessel required immediate assistance N c. vessel was attempting to attract the attention of a pilot boat N d. vessel was being illuminated for identification by aircraft 4254: BOTH INTERNATIONAL & INLAND You are underway in restricted visibility and hear a fog signal forward of the beam. Nothing appears on your radar screen. You must __________.
N a. stop your engines N b. sound two prolonged blasts of the whistle N c. sound the danger signal Y d. slow to bare steerageway 4304: BOTH INTERNATIONAL & INLAND A vessel being towed will show __________.
N a. a forward masthead light Y b. sidelights and a stern light N c. a towing light N d. All of the above 4314: BOTH INTERNATIONAL & INLAND In order for a vessel to be "engaged in fishing" she must be __________.
N a. underway N b. using gear which extends more than 50 meters outboard N c. using a seine of some type Y d. using gear which restricts her maneuverability 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 4406: BOTH INTERNATIONAL & INLAND Two power-driven vessels are crossing as shown. Vessel "A" sounds three short blasts on the whistle. This signal means that vessel "A" __________. (DIAGRAM 42 )
N a. intends to hold course and speed N b. is sounding the danger signal Y c. is backing engines N d. proposes to cross ahead of the other vessel 4433: BOTH INTERNATIONAL & INLAND Which vessel is NOT to be regarded as "restricted in her ability to maneuver"?
N a. A vessel transferring provisions while underway Y b. A pushing vessel and a vessel being pushed when connected in a composite unit N c. A vessel servicing a navigation mark N d. A vessel launching aircraft 4435: BOTH INTERNATIONAL & INLAND Which procedure(s) shall be used to determine risk of collision?
N a. Watching the compass bearing of an approaching vessel N b. Systematic observation of objects detected by radar N c. Long-range radar scanning Y 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 4500: BOTH INTERNATIONAL & INLAND Your power-driven vessel is stopped and making no way, but is not in any way disabled. Another vessel is approaching you on your starboard beam. Which statement is TRUE?
N a. The other vessel must give way since your vessel is stopped. Y b. Your vessel is the give-way vessel in a crossing situation. N c. You should be showing the lights or shapes for a vessel not under command. N d. You should be showing the lights or shapes for a vessel restricted in her ability to maneuver. 4504: BOTH INTERNATIONAL & INLAND While underway in a narrow channel, a vessel should stay __________.
N a. in the middle of the channel Y b. to the starboard side of the channel N c. to the port side of the channel N d. to the side of the channel that has the widest bends 4580: BOTH INTERNATIONAL & INLAND You see a vessel displaying ONLY the lights shown. This could be a __________. (DIAGRAM 45 )
Y a. pilot vessel less than 50 meters, underway and NOT engaged on pilotage duty N b. vessel engaged in fishing N c. vessel aground less than 50 meters N d. vessel engaged in dredging at anchor with an obstruction on one side 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 4639: BOTH INTERNATIONAL & INLAND At night you sight a vessel displaying a single green light. This is a __________.
N a. vessel at anchor N b. small motorboat underway N c. vessel drifting Y d. sailing vessel 4655: BOTH INTERNATIONAL & INLAND Which vessels shall turn off their sidelights?
N a. All vessels that are not under command Y b. All fishing vessels that are not making way N c. All sailing vessels which are becalmed N d. All vessels engaged in underwater operations 5200: BOTH INTERNATIONAL & INLAND In a traffic separation scheme, when joining a traffic lane from the side, a vessel shall do so __________.
N a. only in case of an emergency or to engage in fishing within the zone N b. as nearly as practical at right angles to the general direction of traffic flow Y c. at as small an angle as possible N d. only to anchor within the zone 5350: BOTH INTERNATIONAL & INLAND A vessel using a traffic separation scheme shall __________.
Y a. avoid anchoring in areas near the termination of the scheme N b. avoid crossing traffic lanes, but if obliged to do so, shall cross on as small an angle as is practical N c. only anchor in the separation zone N d. use the separation zone for navigating through the scheme if she is hindering other traffic due to her slower speed 8004: INTERNATIONAL ONLY When moving from a berth alongside a quay (wharf), a vessel must sound __________.
N a. three short blasts N b. a long blast N c. a prolonged blast Y d. No signal is required. 8113: INTERNATIONAL ONLY You are approaching another vessel and will pass safely starboard to starboard without changing course. You should __________.
Y a. hold course and sound no whistle signal N b. hold course and sound a two blast whistle signal N c. change course to starboard and sound one blast N d. hold course and sound one blast