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 42: INLAND ONLY You are underway in a narrow channel, and are being overtaken by another power-driven vessel. The overtaking vessel sounds the signal indicating his intention to pass you on your starboard side. You signal your agreement by sounding __________.
Y a. one short blast N b. two prolonged blasts N c. two prolonged followed by two short blasts N d. one prolonged, one short, one prolonged, and one short blast in that order 83: INLAND ONLY If your tug is pushing a barge ahead at night and it is not a composite unit, which light(s) should show aft on your vessel?
N a. A white stern light N b. Two red lights Y c. Two towing lights N d. A towing light over the stern light 89: INLAND ONLY Your vessel must stay within a narrow channel to be navigated safely. Another vessel is crossing your course from starboard to port. You do NOT think she will pass safely. You __________.
N a. may sound the danger signal Y b. must sound the danger signal N c. should sound one short blast to indicate that you are holding course and speed N d. are required to back down 200: INLAND ONLY A partially submerged object towed by a vessel must show during the day one __________.
Y a. diamond shape regardless of length of the tow N b. diamond shape only when the length of the tow exceeds 200 meters in length N c. black ball N d. black ball only when the length of the tow exceeds 200 meters in length 222: 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?
N a. 1 N b. 3 N c. None Y d. 2 263: 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. 278: 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. more than 50 meters apart Y c. visible at night and during periods of restricted visibility N d. flashing at intervals of 120 flashes per minute 297: BOTH INTERNATIONAL & INLAND The display of lights shown could represent a __________. (DIAGRAM 48 )
Y a. tug and a barge being towed astern N b. vessel constrained by her draft N c. vessel in the nondisplacement mode N d. vessel not under command 394: BOTH INTERNATIONAL & INLAND You see ONLY the light shown. This could be a __________. (DIAGRAM 80 )
N a. law enforcement vessel N b. vessel on pilotage duty Y c. sailing vessel N d. power-driven vessel 4006: BOTH INTERNATIONAL & INLAND Your vessel is approaching a bend. You hear a prolonged blast from around the bend. You should __________.
N a. back your engines N b. stop your engines and drift Y c. answer with one prolonged blast N d. sound the danger signal 4087: BOTH INTERNATIONAL & INLAND A "flashing light", by the definition given in the rules, is a light that __________.
N a. is red in color N b. is visible over an arc of the horizon of 360° Y c. flashes at regular intervals at a frequency of 120 flashes or more per minute N d. All of the above 4148: BOTH INTERNATIONAL & INLAND You are 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 4175: BOTH INTERNATIONAL & INLAND A vessel displaying the lights shown is __________. (DIAGRAM 57 )
Y a. restricted in her ability to maneuver and not making way N b. engaged in fishing and not making way N c. a pilot vessel underway and making way on pilotage duty N d. towing and making way 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 4285: BOTH INTERNATIONAL & INLAND While underway in fog you hear another vessel sounding two prolonged blasts every two minutes. This signal indicates a vessel __________.
N a. making way through the water N b. towing Y c. drifting N d. anchored 4287: BOTH INTERNATIONAL & INLAND Fog bell signals for vessels at anchor or aground shall be sounded at intervals of not more than __________.
N a. 15 minutes N b. 5 minutes N c. 2 minutes Y d. 1 minutes 4297: BOTH INTERNATIONAL & INLAND Which requirement must be met in order for a stand-on vessel to take action to avoid collision?
Y a. Risk of collision must exist. N b. The give-way vessel must have taken action first. N c. The vessels must be within half a mile of each other. N d. There are no requirements to be met. The stand-on vessel may take action anytime. 4335: BOTH INTERNATIONAL & INLAND At night a vessel displaying the lights shown is __________. (DIAGRAM 82 )
N a. sailing Y b. fishing N c. a pilot boat N d. anchored 4378: BOTH INTERNATIONAL & INLAND While you are underway, navigation lights must be displayed on your vessel __________.
Y a. during all periods of restricted visibility N b. at all times N c. at night only when other vessels may be in the area N d. at night only when vessels are detected on radar 4391: BOTH INTERNATIONAL & INLAND You are crossing a narrow channel in a small motorboat. You sight a tankship off your port bow coming up the channel. Which statement is TRUE?
N a. You are the stand-on vessel because the tankship is to port. Y b. You cannot impede the safe passage of the tankship. N c. The tankship is the stand-on vessel because it is to port of your vessel. N d. The tankship is the stand-on vessel because it is the larger of the two vessels. 4480: BOTH INTERNATIONAL & INLAND A power-driven vessel towing another vessel astern (tow less than 200 meters) shall show __________.
N a. a small white light abaft the funnel N b. three masthead lights in a vertical line instead of either the forward or after masthead lights Y c. two masthead lights in a vertical line instead of either the forward or after masthead lights N d. two towing lights in a vertical line at the stern 4594: BOTH INTERNATIONAL & INLAND The Rules state that certain factors are to be taken into account when determining safe speed. Those factors include __________.
Y a. state of wind, sea, and current, and the proximity of navigational hazards N b. maximum attainable speed of your vessel N c. temperature N d. aids to navigation that are available 4600: BOTH INTERNATIONAL & INLAND Which vessel would sound a fog signal consisting of the ringing of a bell for 5 seconds?
N a. A vessel engaged in fishing, at anchor N b. A vessel restricted in its ability to maneuver, at anchor Y c. A sailing vessel, at anchor N d. A sailing vessel becalmed 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 duty 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 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 4719: BOTH INTERNATIONAL & INLAND The lights shown mean that another vessel should pass no closer than__________________. (DIAGRAM 68 )
N a. 500 meters Y b. 1000 meters N c. 1500 meters N d. 2000 meters 4868: BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning two sailing vessels approaching each other?
N a. The vessel making the most speed is the give-way vessel. Y b. A sailing vessel overtaking another is the give-way vessel. N c. A sailing vessel seeing another to leeward on an undetermined tack shall hold her course. N d. All of the above 6510: BOTH INTERNATIONAL & INLAND You hear the fog signal of another vessel forward of your beam. Risk of collision may exist. You MUST __________.
Y a. take all way off, if necessary N b. stop your engines N c. begin a radar plot N d. All of the above