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.
34: INLAND ONLY A barge more than 50 meters long is required to show how many white anchor lights when anchored in a Secretary approved "special anchorage area"?
Y a. 2 N b. 1 N c. 3 N d. None 46: INLAND ONLY At night, a barge moored in a slip used primarily for mooring purposes shall __________.
Y a. not be required to be lighted N b. show a white light at each corner N c. show a red light at the bow and stern N d. show a flashing yellow light at each corner 47: INLAND ONLY A flashing blue light is used to identify __________.
Y a. law enforcement vessels N b. U.S. submarines N c. air-cushion vessels in the nondisplacement mode N d. dredge pipelines on trestles 56: INLAND ONLY Your vessel must remain in a narrow channel for safe operation. Another vessel is crossing the channel from your starboard. You do not think she will pass safely. You MUST __________.
N a. stop your vessel, since the other vessel has the right of way N b. sound one short blast of the whistle, and turn to starboard Y c. sound the danger signal N d. stop your engines, and you may sound the danger signal 213: INTERNATIONAL ONLY You see the lights shown. This is a __________. (DIAGRAM 66 )
N a. pilot vessel with a launch alongside N b. dredge working at anchor Y c. vessel towing a barge alongside N d. vessel pushing a barge ahead 257: INLAND ONLY Two power-driven vessels are meeting in the situation as shown. One short blast from either vessel means __________. (DIAGRAM 37 )
N a. "I am altering my course to starboard." Y b. "I intend to leave you on my port side." N c. "I intend to hold course and speed." N d. "I intend to pass on your starboard side." 346: INLAND ONLY Two power-driven vessels are crossing within a half a mile of each other as shown. Vessel "A" sounds one short blast on the whistle. This signal means __________. (DIAGRAM 42 )
N a. "I intend to overtake you on my port side" N b. "I am operating astern propulsion" N c. "I intend to leave you on my starboard side" Y d. None of the above 386: INLAND ONLY Which statement is TRUE concerning the fog signal of a barge 35 meters in length, anchored in a "special anchorage area" approved by the Secretary?
N a. The vessel shall ring a bell for 5 seconds every minute. Y b. The vessel is not required to sound a fog signal. N c. The vessel shall sound one blast of the whistle every 2 minutes. N d. The vessel shall sound three blasts on the whistle every 2 minutes. 395: BOTH INTERNATIONAL & INLAND You see ONLY the light shown. This could be a __________. (DIAGRAM 80 )
N a. law enforcement vessel Y b. sailing vessel N c. vessel engaged in trawling N d. power-driven vessel 4013: BOTH INTERNATIONAL & INLAND A vessel displaying the day-shapes shown is __________. (DIAGRAM 11 )
N a. towing N b. conducting underwater operations N c. drifting Y d. aground 4112: BOTH INTERNATIONAL & INLAND A vessel, which is unable to maneuver due to some exceptional circumstance, shall exhibit __________.
N a. during the day, three balls in a vertical line N b. during the day, three shapes, the highest and lowest being balls and the middle being a diamond Y c. when making way at night, two all-round red lights, sidelights, and a stern light N d. when making way at night, masthead lights, sidelights, and a stern light 4138: BOTH INTERNATIONAL & INLAND A vessel may use any sound or light signals to attract the attention of another vessel as long as __________.
N a. white lights are not used N b. red and green lights are not used N c. the vessel signals such intentions over the radiotelephone Y d. the signal cannot be mistaken for a signal authorized by the Rules 4166: BOTH INTERNATIONAL & INLAND A power-driven vessel towing another vessel astern (tow less than 200 meters) shall show __________.
N a. three masthead lights in a vertical line instead of either the forward or after masthead light Y b. two masthead lights in a vertical line instead of either the forward or after masthead lights N c. two towing lights in a vertical line at the stern N d. a small white light aft of the funnel 4195: BOTH INTERNATIONAL & INLAND All of the following vessels are "restricted in their ability to maneuver" EXCEPT a vessel __________.
N a. laying a pipeline N b. dredging N c. mineclearing Y d. not under command 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 4258: BOTH INTERNATIONAL & INLAND At night, a broken down vessel being towed would show the same lights as __________.
N a. a power-driven vessel underway N b. the towing vessel Y c. a barge N d. a vessel at anchor 4323: BOTH INTERNATIONAL & INLAND A vessel displaying ONLY the lights shown is a __________. (DIAGRAM 53 )
Y a. vessel engaged on pilotage duty underway N b. vessel engaged in fishing N c. vessel under sail N d. power-driven vessel underway 4327: BOTH INTERNATIONAL & INLAND Two vessels are approaching each other near head on. What action should be taken to avoid collision?
N a. The first vessel to sight the other should give way. N b. The vessel making the slower speed should give way. Y c. Both vessels should alter course to starboard. N d. Both vessels should alter course to port. 4380: BOTH INTERNATIONAL & INLAND A vessel nearing a bend where other vessels may be obscured shall sound __________.
N a. one short blast N b. one long blast N c. two short blasts Y d. one prolonged blast 4455: BOTH INTERNATIONAL & INLAND Which vessel is "underway" within the meaning of the Rules?
N a. A vessel at anchor with the engine turning N b. A vessel tied to an offshore mooring buoy N c. A vessel aground with the engine turning Y d. A vessel drifting with the engine stopped 4460: BOTH INTERNATIONAL & INLAND Of the vessels listed, which must keep out of the way of all the others?
Y a. A sailing vessel N b. A vessel restricted in her ability to maneuver N c. A vessel not under command N d. A vessel engaged in fishing 4462: BOTH INTERNATIONAL & INLAND A fog signal of one prolonged blast followed by four short blasts would mean the presence of a __________.
N a. vessel being towed N b. fishing vessel trawling N c. vessel at anchor warning of her location Y d. power-driven pilot vessel on station underway 4548: BOTH INTERNATIONAL & INLAND Which statement is TRUE regarding equipment for sound signals?
N a. A vessel of less than 12 meters in length need not have any sound signaling equipment. N b. Any vessel over 12 meters in length must be provided with a gong. Y c. Manual sounding of the bell and gong must always be possible. N d. Automatic sounding of the signals is not permitted. 4591: BOTH INTERNATIONAL & INLAND A vessel using a traffic separation scheme shall __________.
N a. only anchor in the separation zone N b. cross a traffic lane at as small an angle as possible Y c. avoid anchoring in areas near the termination of the scheme N d. utilize the separation zone for navigating through the scheme if she is impeding other traffic due to her slower speed 4629: BOTH INTERNATIONAL & INLAND For a stand-on vessel to take action to avoid collision she shall, if possible, NOT __________.
N a. decrease speed N b. increase speed Y c. turn to port for a vessel on her port side N d. turn to starboard for a vessel on her port side 4694: BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning fog signals?
N a. All fog signals for sailing vessels are to be given at intervals of not more than one minute. Y b. A vessel aground may sound a whistle signal. N c. A vessel not under command sounds the same fog signal as a vessel towed. N d. The identity signal of a pilot vessel is the only fog signal sounded by such a vessel. 4838: BOTH INTERNATIONAL & INLAND What determines if a vessel is "restricted in her ability to maneuver"?
N a. Whether or not all of the vessel's control equipment is in working order N b. The vessel's draft in relation to the available depth of water N c. Whether the vessel is operating in a narrow channel Y d. The nature of the vessel's work, limiting maneuverability required by the Rules 4860: BOTH INTERNATIONAL & INLAND A vessel engaged in mineclearance operations shows special identity lights __________.
Y a. in addition to the lights required for a power-driven vessel N b. which means that other vessels should not approach closer than 500 meters on either side of the vessel N c. that are green and show through an arc of the horizon of 225° N d. All of the above 6530: BOTH INTERNATIONAL & INLAND You hear the fog signal of another vessel forward of your beam. Risk of collision may exist. You MUST __________.
N a. stop your engines Y b. take all way off, if necessary N c. begin a radar plot N d. All of the above 8070: INTERNATIONAL ONLY In addition to her running lights, an underway vessel constrained by her draft may carry in a vertical line __________.
N a. a red light, a white light, and a red light N b. two red lights N c. two white lights Y d. three red lights