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.
45: INLAND ONLY You are overtaking another power-driven vessel in a narrow channel, and you wish to overtake on the other vessel's port side. You will sound a whistle signal of __________.
N a. one short blast Y b. two short blasts N c. two prolonged blasts followed by one short blast N d. two prolonged blasts followed by two short blasts 74: INLAND ONLY Which term is NOT used in the Inland Navigation Rules?
N a. A vessel engaged in mineclearing operations Y b. A vessel constrained by her draft N c. A vessel towing N d. A vessel engaged in fishing 159: BOTH INTERNATIONAL & INLAND The lights shown are exhibited by a vessel __________. (DIAGRAM 49 )
N a. submarine on the surface N b. air-cushion vessel in the non-displacement mode N c. vessel engaged in trawling Y d. vessel not under command 261: INLAND ONLY While underway and in sight of another vessel forward of your beam more than 0.5 mile away, you put your engines full speed astern. Which statement concerning whistle signals is TRUE?
N a. You must sound three short blasts on the whistle. N b. You must sound one blast if backing to starboard. N c. You must sound whistle signals only if the vessels are meeting. Y d. You need not sound any whistle signals. 268: INLAND ONLY Two power-driven vessels are meeting in the situation as shown and will pass within 1/2 mile of each other. Two short blasts from either vessel means __________. (DIAGRAM 37 )
Y a. "I intend to leave you on my starboard side." N b. "I intend to leave you on my port side." N c. "I am altering my course to port." N d. "I am altering my course to starboard." 299: BOTH INTERNATIONAL & INLAND A vessel displaying the lights shown is a(n) __________. (DIAGRAM 79 )
Y a. vessel towing astern N b. vessel restricted in her ability to maneuver N c. vessel not under command N d. vessel aground 335: BOTH INTERNATIONAL & INLAND Diagram "C" shows the arc of visibility of a __________. (DIAGRAM 23 )
N a. yellow flashing light N b. red sidelight N c. green sidelight Y d. None of the above 349: 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. Vessel "B" should sound __________. (DIAGRAM 42 )
N a. one prolonged, one short, one prolonged and one short blasts N b. one short blast N c. two short blasts Y d. None of the above 396: BOTH INTERNATIONAL & INLAND You see ONLY the light shown. This could be a __________. (DIAGRAM 80 )
N a. vessel aground N b. submarine on the surface N c. vessel engaged in trawling Y d. vessel under oars 727: INLAND ONLY Maneuvering signals shall be sounded on inland waters by __________.
N a. all vessels when meeting, crossing, or overtaking and in sight of one another N b. all vessels meeting or crossing at a distance within half a mile of each other and not in sight of one another Y c. power-driven vessels overtaking and in sight of one another N d. power-driven vessels crossing at a distance within half a mile of each other and NOT in sight of one another 4005: BOTH INTERNATIONAL & INLAND Which signal is recognized as a distress signal?
N a. Directing the beam of a searchlight at another vessel Y b. A smoke signal giving off orange colored smoke N c. A whistle signal of one prolonged and three short blasts N d. International Code Signal "PAN" spoken over the radiotelephone 4083: BOTH INTERNATIONAL & INLAND All of the following are distress signals EXCEPT __________.
N a. the continuous sounding of any fog signal apparatus Y b. giving five or more short and rapid blasts of the whistle N c. firing a gun at intervals of about a minute N d. a barrel with burning oil in it, on deck 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 4105: BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning two sailing vessels approaching each other?
Y a. A sailing vessel overtaking another is the give-way vessel. N b. When each is on a different tack, the vessel on the starboard tack shall keep out of the way. N c. A sailing vessel seeing another to leeward on an undetermined tack shall hold her course. N d. All of the above 4180: BOTH INTERNATIONAL & INLAND A power-driven vessel, when towing astern, shall show __________.
N a. two towing lights in a vertical line Y b. a towing light in a vertical line above the stern light N c. two towing lights in addition to the stern light N d. a small white light in lieu of the stern light 4221: BOTH INTERNATIONAL & INLAND A power-driven vessel making way through the water sounds which fog signal?
N a. Two short blasts every one minute N b. One short blast every one minute N c. Two prolonged blasts every two minutes Y d. One prolonged blast every two minutes 4223: BOTH INTERNATIONAL & INLAND Which vessel may show three lights in a vertical line, the top and bottom being red and the middle being white?
Y a. A vessel engaged in diving operations N b. A pilot vessel N c. A vessel trawling N d. All of the above 4225: BOTH INTERNATIONAL & INLAND A single towing light will be carried above a vessel's stern light __________.
Y a. only if she is towing astern N b. only if the tow exceeds 200 meters N c. at any time when towing N d. if the towing vessel is part of a composite unit 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 4310: BOTH INTERNATIONAL & INLAND Which vessel is to be regarded as a vessel "restricted in her ability to maneuver"?
N a. A vessel fishing with trawls N b. A vessel which has lost the use of her steering gear N c. A vessel with a draft of such depth that she cannot change her course Y d. A vessel engaged in mineclearing 4332: BOTH INTERNATIONAL & INLAND You are the stand-on vessel in a crossing situation. You may hold your course and speed until __________.
N a. the other vessel takes necessary action N b. the other vessel gets to within half a mile of your vessel Y c. action by the give-way vessel alone will not prevent collision N d. the other vessel gets to within a quarter mile of your vessel 4476: BOTH INTERNATIONAL & INLAND At night you sight a vessel displaying one green light. This light could indicate a __________.
N a. vessel drifting N b. vessel at anchor N c. small motorboat underway Y d. sailboat underway 4557: BOTH INTERNATIONAL & INLAND Rule 14 describes the action to be taken by vessels meeting head-on. Which of the following conditions must exist in order for this rule to apply?
N a. Both vessels must be power-driven. N b. They must be meeting on reciprocal or nearly reciprocal courses. N c. The situation must involve risk of collision. Y d. All of the above 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 4570: BOTH INTERNATIONAL & INLAND Which signal may at some time be exhibited by a vessel trawling?
N a. Two white lights in a vertical line N b. A white light over a red light in a vertical line N c. Two red lights in a vertical line Y d. All of the above 4619: BOTH INTERNATIONAL & INLAND Which vessel is NOT to impede the passage of a vessel which can only navigate safely within a narrow channel?
N a. Any vessel less than 20 meters in length N b. Any sailing vessel N c. A vessel engaged in fishing Y d. All of the above 4702: BOTH INTERNATIONAL & INLAND You are heading due east (090°) and observe a vessel's red sidelight on your port beam. The vessel may be heading __________.
N a. northwest (315°) N b. southeast (135°) N c. northeast (045°) Y d. southwest (225°) 4876: BOTH INTERNATIONAL & INLAND You are approaching a narrow channel. Another vessel in the channel can only be navigated safely in that channel. You should __________.
N a. sound two prolonged blasts followed by one short blast Y b. not cross the channel if you might impede the other vessel N c. sound three short blasts, and take all way off your vessel N d. hold your course and speed if he is on your port bow 8045: INTERNATIONAL ONLY You intend to overtake a vessel in a narrow channel, and you intend to pass along the vessel's port side. How should you signal your intention?
N a. No signal is necessary. N b. Two prolonged blasts N c. Two short blasts Y d. Two prolonged followed by two short blasts 8096: INTERNATIONAL ONLY A vessel constrained by her draft may display __________.
N a. three all-round red lights instead of the lights required for a power-driven vessel of her class N b. the same lights as a vessel restricted in her ability to maneuver Y c. three all-round red lights in addition to the lights required for a power-driven vessel of her class N d. the lights for a power-driven vessel which is not under command