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.
78: INLAND ONLY Under the Inland Navigation Rules, what is the meaning of a one short blast signal used when meeting another vessel?
N a. "I am turning to starboard." N b. "I am turning to port." N c. "I intend to leave you on my starboard side." Y d. "I intend to leave you on my port side." 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 98: INLAND ONLY You are aboard the stand-on vessel in a crossing situation. You sound a one blast whistle signal. The give-way vessel answers with a two blast whistle signal. You should sound the danger signal and __________.
N a. maintain course and speed as you are the stand-on vessel N b. come around sharply to port Y c. take precautionary action until a safe passing agreement is made N d. maneuver around the stern of the other vessel 164: BOTH INTERNATIONAL & INLAND You are on a vessel heading due south and see the lights shown one point on your port bow. This vessel could be heading __________. (DIAGRAM 51 )
N a. SE N b. NE Y c. NW N d. SW 205: INTERNATIONAL ONLY Which whistle signal may be sounded by one of two vessels in sight of each other?
N a. Four short blasts N b. One prolonged blast Y c. One short blast N d. One short, one prolonged, and one short blast 242: BOTH INTERNATIONAL & INLAND You are on Vessel "A" engaged in fishing as shown in a narrow channel. Vessel "B" is a tanker proceeding in the channel. Vessel "B" sounds five short and rapid blasts. You should __________. (DIAGRAM 37 )
N a. not answer the whistle signals from vessel "B" N b. maintain course and speed Y c. not impede the passage of vessel "B" N d. sound one prolonged followed by two short blasts 300: BOTH INTERNATIONAL & INLAND A vessel displaying the lights shown is a(n) __________. (DIAGRAM 79 )
N a. sailing vessel Y b. vessel towing astern N c. vessel engaged in fishing N d. vessel dredging 328: BOTH INTERNATIONAL & INLAND Diagram "D" shows the arc of visibility of a __________. (DIAGRAM 23 )
N a. white masthead light N b. green sidelight N c. stern light Y d. None of the above 364: 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 Y c. stand-on vessel N d. overtaking vessel 4009: BOTH INTERNATIONAL & INLAND Your 15-meter tug is underway and crossing a deep and narrow channel. A large container vessel is off your port bow on a steady bearing. Which statement is TRUE concerning this situation?
N a. You should maintain course and speed. N b. The container vessel is the stand-on as it is the larger vessel. Y c. You are not to impede the safe passage of the container vessel in the channel. N d. None of the above 4014: BOTH INTERNATIONAL & INLAND A power-driven vessel underway in fog making NO way must sound what signal?
N a. One long blast Y b. Two prolonged blasts N c. One prolonged blast N d. One prolonged and two short blasts 4101: 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. 4184: BOTH INTERNATIONAL & INLAND You are approaching another vessel at night. You can see both red and green sidelights and, above the level of the sidelights, three white lights in a vertical line. The vessel may be __________.
N a. not under command Y b. towing a tow more than 200 meters astern N c. trawling N d. underway and dredging 4196: BOTH INTERNATIONAL & INLAND What lights must be shown on a barge being towed astern at night?
N a. A white light at each corner N b. A white light fore and aft Y c. Sidelights and a stern light N d. A stern light only 4219: BOTH INTERNATIONAL & INLAND Your 15-meter vessel is crossing a narrow channel and a large cargo vessel to port is within the channel and crossing your course. You must __________.
N a. hold course and speed N b. sound the danger signal N c. initiate an exchange of passing signals Y d. do not cross the channel if you might impede the other vessel 4244: BOTH INTERNATIONAL & INLAND A 200-meter vessel restricted in her ability to maneuver, at anchor, will sound a fog signal of __________.
N a. a 5 second ringing of a bell forward and a 5 second sounding of a gong aft at intervals of 1 minute Y b. one prolonged followed by two short blasts every 2 minutes N c. one prolonged followed by three short blasts every minute N d. one prolonged followed by three short blasts every 2 minutes 4305: BOTH INTERNATIONAL & INLAND In fog, a vessel being towed, if manned, shall sound a fog signal of __________.
N a. two short blasts N b. three short blasts N c. one prolonged and two short blasts Y d. one prolonged and three short blasts 4338: BOTH INTERNATIONAL & INLAND A vessel hearing a fog signal forward of her beam has not determined if risk of collision exists. She shall reduce speed to __________.
N a. moderate speed N b. safe speed N c. half speed Y d. bare steerageway 4384: BOTH INTERNATIONAL & INLAND In DIAGRAM 8, vessel "A" and vessel "B" (which is pushing ahead) are meeting head-on as shown. How must the vessels pass? (DIAGRAM 8 )
N a. Vessel "A" must alter course while vessel "B" continues on its present course. N b. The vessels should determine which will alter course by exchanging whistle signals. N c. Both vessels should alter course to port and pass starboard to starboard. Y d. Both vessels should alter course to starboard and pass port to port. 4429: BOTH INTERNATIONAL & INLAND Two vessels are meeting head-on. How must the vessels pass?
N a. One vessel must alter course while the other must continue on its course. N b. The vessels should determine which will alter course by sounding whistle signals. N c. Both vessels should alter course to port and pass starboard to starboard. Y d. Both vessels should alter course to starboard and pass port to port. 4568: BOTH INTERNATIONAL & INLAND Which vessel is "underway" according to the Rules?
N a. A vessel made fast to a single point mooring buoy Y b. A purse seiner hauling her nets N c. A pilot vessel at anchor N d. A vessel which has run aground 4571: BOTH INTERNATIONAL & INLAND Risk of collision is considered to exist if __________.
N a. four vessels are nearby N b. a vessel has a steady bearing at a constant range Y c. there is any doubt that a risk of collision exists N d. a special circumstance situation is apparent 4631: BOTH INTERNATIONAL & INLAND Two barges are being pushed ahead by a tugboat. Which statement is TRUE concerning lights on the barges?
N a. Each vessel should show sidelights. N b. Each vessel should show at least one white light. N c. The barges should be lighted as separate units. Y d. The barges should be lighted as one vessel. 4645: BOTH INTERNATIONAL & INLAND What is required of a vessel navigating near an area of restricted visibility?
N a. A power-driven vessel shall have her engines ready for immediate maneuver. N b. She must sound appropriate sound signals. N c. If she detects another vessel by radar, she shall determine if risk of collision exists. Y d. All of the above 4687: BOTH INTERNATIONAL & INLAND A vessel engaged in fishing while at anchor shall sound a fog signal of __________.
N a. one prolonged and three short blasts at one minute intervals N b. a rapid ringing of the bell for five seconds at one minute intervals Y c. one prolonged and two short blasts at two minute intervals N d. a sounding of the bell and gong at one minute intervals 4780: 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 __________.
Y a. the danger signal N b. two short blasts, alter to port, and pass astern N c. no signal and maneuver at will N d. one short blast and maintain course 4875: BOTH INTERNATIONAL & INLAND In restricted visibility, a vessel being towed, if manned, shall sound a signal of __________.
Y a. one prolonged and three short blasts N b. one prolonged and two short blasts N c. three short blasts N d. two short blasts 8011: INTERNATIONAL ONLY At night, a power-driven vessel underway of less than 7 meters in length where its maximum speed does not exceed 7 knots may show, as a minimum, __________.
N a. sidelights and a stern light N b. the lights required for a vessel more than 7 meters in length N c. sidelights only Y d. one all-round white light 8056: INTERNATIONAL ONLY A whistle signal of one prolonged, one short, one prolonged and one short blast, is sounded by a vessel __________.
N a. at anchor N b. towing a submerged object Y c. being overtaken in a narrow channel N d. in distress 8105: INTERNATIONAL ONLY Your vessel is crossing a narrow channel. A vessel to port is within the channel and crossing your course. She is showing a black cylinder. You should __________.
N a. hold your course and speed Y b. not impede the other vessel N c. exchange passing signals N d. sound the danger signal