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.
37: INLAND ONLY You are operating a vessel through a narrow channel and 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 her intentions. You __________.
Y a. must sound the danger signal N b. are required to back down N c. may sound the danger signal N d. should sound one short blast to show that you are holding course and speed 48: INLAND ONLY Which statement is TRUE concerning the fog signal of a vessel 15 meters in length, anchored in a "special anchorage area" approved by the Secretary?
Y a. The vessel is not required to sound a fog signal. N b. The vessel shall ring a bell for 5 seconds every minute. N c. The vessel shall sound one blast of the foghorn every 2 minutes. N d. The vessel shall sound three blasts on the whistle every 2 minutes. 51: INLAND ONLY Which statement is TRUE concerning the Inland Navigation Rules?
Y a. They list requirements for Traffic Separation Schemes. N b. They define moderate speed. N c. They require communication by radiotelephone to reach a passing agreement. N d. All of the above 151: BOTH INTERNATIONAL & INLAND Which vessel is indicated by the day signal shown? (DIAGRAM 22 )
N a. A dredge indicating the side with the obstruction N b. A fishing vessel with gear extending more than 150 meters horizontally Y c. A tug with a tow exceeding 200 meters which limits her ability to maneuver N d. A vessel engaged in underwater operations with a diver down 156: BOTH INTERNATIONAL & INLAND You are underway at night and you sight the lights shown. You know these lights indicate a(n) _________________________ (DIAGRAM 47 )
N a. vessel towing astern Y b. sailing vessel N c. submarine operating on the surface N d. vessel pushing a barge ahead 173: BOTH INTERNATIONAL & INLAND You are on watch and sight a vessel showing only these lights. They indicate a __________. (DIAGRAM 59 )
N a. submarine on the surface Y b. power-driven vessel N c. sailing vessel N d. vessel engaged in trawling 239: INLAND ONLY Vessels "A" and "B" are meeting on a river as shown and will pass 1/4 mile apart. Which statement is TRUE? (DIAGRAM 29 )
N a. Both vessels should continue on course and pass without sounding any whistle signals. N b. The vessels must exchange two blast whistle signals and pass port to port. N c. The vessels must exchange one blast whistle signals and pass starboard to starboard Y d. The vessels may reach agreement by radiotelephone and sound no whistle signal. 282: INLAND ONLY While underway you sight the lights shown with the yellow lights flashing. The lights displayed are from a __________. (DIAGRAM 81 )
N a. vessel not under command Y b. dredge pipeline N c. vessel aground N d. vessel engaged in fishing 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 318: BOTH INTERNATIONAL & INLAND Which dayshape(s) would be displayed by the vessel engaged in the operation indicated by the lights shown. (DIAGRAM 82 )
Y a. two cones with apexes together N b. a ball, a diamond and another ball N c. a cylinder N d. a diamond 329: BOTH INTERNATIONAL & INLAND Diagram "C" shows the arc of visibility of a __________. (DIAGRAM 23 )
N a. white masthead light N b. red sidelight N c. stern light Y d. None of the above 363: 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 )
N a. burdened vessel N b. give-way vessel N c. overtaking vessel Y d. None of the above 4069: BOTH INTERNATIONAL & INLAND Which lights are shown by a vessel restricted in her ability to maneuver to indicate that the vessel is making way?
Y a. Masthead lights, sidelights and stern light N b. Masthead lights and sidelights only N c. Sidelights and stern light only N d. Sidelights only 4199: BOTH INTERNATIONAL & INLAND A vessel which is fishing must show sidelights and a stern light only when __________.
N a. anchored N b. underway N c. dead in the water Y d. underway and making way 4212: BOTH INTERNATIONAL & INLAND While underway your vessel approaches a bend in a river where, due to the bank, you cannot see around the bend. You should __________.
N a. keep to the starboard side of the channel and sound one short blast N b. sound the danger signal Y c. sound one prolonged blast N d. slow your vessel to bare steerageway 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 4233: BOTH INTERNATIONAL & INLAND While underway in fog, you hear the fog signal of another vessel ahead. If a risk of collision exists, you must __________.
Y a. slow to bare steerageway and navigate with caution N b. sound three short blasts and back your engines N c. stop your engines and navigate with caution N d. continue on your course and speed until the other vessel is sighted 4236: BOTH INTERNATIONAL & INLAND If your vessel is underway in fog and you hear one prolonged and three short blasts, this indicates a __________.
N a. vessel not under command N b. sailing vessel N c. vessel in distress Y d. vessel being towed 4261: BOTH INTERNATIONAL & INLAND What light(s), if any, would you show at night if your vessel was broken down and being towed astern by another vessel?
N a. None N b. Same lights as for a power-driven vessel underway N c. A white light forward and a white light aft Y d. The colored sidelights and a white stern light 4281: BOTH INTERNATIONAL & INLAND A vessel 30 meters in length and aground would display a day-shape consisting of __________.
N a. a cylinder N b. one black ball N c. two black balls in a vertical line Y d. three black balls in a vertical line 4386: 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 berth 4556: BOTH INTERNATIONAL & INLAND Day-shapes MUST be shown __________.
Y a. during daylight hours N b. during daylight hours except in restricted visibility N c. ONLY between 8 AM and 4 PM daily N d. between sunset and sunrise 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. 4608: BOTH INTERNATIONAL & INLAND A vessel showing a rigid replica of the International Code flag "A" is engaged in __________.
Y a. diving operations N b. dredging N c. fishing N d. mineclearance operations 4846: BOTH INTERNATIONAL & INLAND In determining "safe speed", the Rules list all of the following as factors which must be taken into account EXCEPT the __________.
N a. limitations of radar equipment N b. presence of background lights at night Y c. maximum horsepower of your vessel N d. maneuverability of your vessel 4853: BOTH INTERNATIONAL & INLAND You are approaching another vessel on crossing courses. She is about one mile distant and is on your starboard bow. You believe she will cross ahead of you but she sounds a whistle signal of five short blasts. You should __________.
N a. answer the signal and hold course and speed N b. reduce speed slightly N c. initiate a passing signal that will allow for a half mile clearance Y d. make a large course change, and slow down if necessary 8006: INTERNATIONAL ONLY The International Rules of the Road apply __________.
N a. to all waters which are not inland waters N b. only to waters outside the territorial waters of the United States N c. only to waters where foreign vessels travel Y d. upon the high seas and connecting waters navigable by seagoing vessels 8044: INTERNATIONAL ONLY In international waters, you are on Vessel "I" in the situation as shown. Vessel "II" sounds one short blast. Which action should you take? (DIAGRAM 36 )
N a. Sound one short blast and hold course and speed. Y b. Hold course and speed N c. Sound one short blast and slow down or turn to starboard. N d. Sound two short blasts, slow down and turn to port 8061: INTERNATIONAL ONLY Vessel "A" is overtaking vessel "B" on open waters as shown and will pass without changing course. Vessel "A" __________. (DIAGRAM 17 )
N a. should sound two short blasts N b. should sound the danger signal N c. should sound one long blast Y d. need not sound any whistle signals 8099: INTERNATIONAL ONLY A vessel displaying three red lights in a vertical line is __________.
N a. restricted in her ability to maneuver N b. not under command N c. engaged in mineclearing operations Y d. constrained by her draft