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.
39: INLAND ONLY Which indicates the presence of a partly submerged object being towed?
N a. A diamond shape on the towed object N b. An all-round light at each end of the towed object N c. A searchlight beamed from the towing vessel in the direction of the tow Y d. All of the above 57: INLAND ONLY While underway during the day you sight a small motorboat showing a flashing blue light. The blue light indicates a __________.
Y a. law enforcement boat N b. boat involved in a race N c. Coast Guard Auxiliary Vessel on regatta patrol N d. rescue boat 125: INLAND ONLY Under the Inland Navigation Rules, the term "Inland Waters" includes __________.
N a. any waters marked by U.S. aids to navigation N b. harbors and rivers to the outermost aids to navigation N c. waters along the coast of the United States to a distance of two miles offshore Y d. the Western Rivers, extending to the COLREGS demarcation line 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 336: 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. Vessel "B" should __________. (DIAGRAM 42 )
N a. maintain course and speed without sounding any signals N b. alter course to the right or slowdown Y c. sound one short blast and maintain course and speed N d. sound the danger signal and slow to moderate speed 340: 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. Vessel "B" should sound __________. (DIAGRAM 42 )
N a. one prolonged, one short, one prolonged and one short blasts N b. one prolonged blast N c. two short blasts Y d. None of the above 347: 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 __________. (DIAGRAM 42 )
N a. sound the danger signal and slow to moderate speed N b. alter course to the right or slowdown N c. sound one short blast and maintain course and speed Y d. None of the above 4048: BOTH INTERNATIONAL & INLAND If it becomes necessary for a stand-on vessel to take action to avoid collision, she shall NOT, if possible, __________.
N a. decrease speed N b. increase speed Y c. turn to port for a vessel on her own port side N d. turn to starboard for a vessel on her own port side 4056: BOTH INTERNATIONAL & INLAND A sailing vessel with the wind abaft the beam is navigating in restricted visibility. She should sound __________.
N a. three short blasts N b. one prolonged blast Y c. one prolonged and two short blasts N d. two prolonged blasts 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 4113: BOTH INTERNATIONAL & INLAND Which signal, other than a distress signal, can be used by a vessel to attract attention?
Y a. Searchlight beam N b. Continuous sounding of a fog signal apparatus N c. Burning barrel N d. Orange smoke signal 4152: BOTH INTERNATIONAL & INLAND A power-driven vessel with a 150-meter stern tow shall display __________.
N a. three masthead lights in a vertical line Y b. a towing light above the stern light N c. two towing lights in a vertical line N d. a red light over a white light at the masthead 4168: BOTH INTERNATIONAL & INLAND When a vessel signals her distress by means of a gun or other explosive signal, the firing should be at intervals of approximately __________.
N a. 10 minutes Y b. 1 minute N c. 1 hour N d. 3 minutes 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 4224: BOTH INTERNATIONAL & INLAND A power-driven vessel has on her port side a sailing vessel which is on a collision course. The power-driven vessel is required to __________.
N a. maintain course and speed Y b. keep clear N c. sound one blast and turn to starboard N d. stop her engines 4268: BOTH INTERNATIONAL & INLAND Your vessel is at anchor in fog. The fog signal of another vessel, apparently underway, has been growing louder and the danger of collision appears to exist. In addition to your fog signal, what signal may be used to indicate your presence?
N a. No signal other than your fog signal may be used. N b. One prolonged, one short, and one prolonged whistle blast N c. One prolonged followed by two short whistle blasts Y d. One short, one prolonged, and one short whistle blast 4362: BOTH INTERNATIONAL & INLAND A vessel underway and fishing shall keep out of the way of a __________.
N a. power-driven vessel underway Y b. vessel not under command N c. vessel sailing N d. vessel engaged on pilotage duty 4381: BOTH INTERNATIONAL & INLAND A vessel that is defined as "restricted in her ability to maneuver" is unable to keep out of the way of another vessel due to __________.
N a. her draft Y b. the nature of her work N c. some exceptional circumstances N d. a danger of navigation 4389: BOTH INTERNATIONAL & INLAND An overtaking situation at night would be one in which one vessel sees which light(s) of a vessel ahead?
N a. Masthead lights and sidelights N b. One sidelight, the masthead lights and stern light N c. Both sidelights Y d. Stern light 4443: BOTH INTERNATIONAL & INLAND Which statement is TRUE in an overtaking situation?
N a. An overtaking situation exists when one vessel is approaching another vessel from anywhere abaft the beam. N b. It is the duty of the vessel being overtaken to get out of the way. Y c. Any later change of bearing between the two vessels shall not make the overtaking vessel a crossing vessel. N d. All of the above 4458: BOTH INTERNATIONAL & INLAND You see the lights shown as illustrated on your port bow. You should __________. (DIAGRAM 50 )
Y a. hold course and speed N b. alter course to port N c. stop engines N d. sound the danger signal 4469: BOTH INTERNATIONAL & INLAND A pilot vessel may continue to sound an identity signal in fog if she is __________.
N a. aground Y b. at anchor N c. not under command N d. no longer on pilotage duty 4493: BOTH INTERNATIONAL & INLAND You are underway in fog and hear one short, one prolonged, and one short blast in succession. What is the meaning of this signal?
N a. A vessel is in distress and needs assistance. N b. A vessel is fishing, hauling nets. Y c. A vessel is at anchor, warning of her position. N d. A vessel is towing. 4524: BOTH INTERNATIONAL & INLAND What equipment for fog signals is required for a vessel 20 meters in length?
N a. Whistle only N b. Bell only Y c. Whistle and bell only N d. Whistle, bell, and gong 4561: BOTH INTERNATIONAL & INLAND Your vessel is aground in fog. In addition to the regular anchor signals, you will be sounding __________.
N a. three strokes of the gong before and after the rapid ringing of the gong N b. a blast on the whistle Y c. three strokes of the bell before and after the rapid ringing of the bell N d. no additional signals 4586: BOTH INTERNATIONAL & INLAND What describes a head-on situation?
N a. Seeing one red light of a vessel directly ahead N b. Seeing two forward white towing lights in a vertical line on a towing vessel directly ahead N c. Seeing both sidelights of a vessel directly off your starboard beam Y d. Seeing both sidelights of a vessel directly ahead 4663: BOTH INTERNATIONAL & INLAND Which statement is TRUE regarding equipment for bell & gong signals?
N a. A vessel of less than 12 meters in length need not have any sound signaling equipment. Y b. Manual sounding of the signals must always be possible. N c. Any vessel over 12 meters in length must be provided with a gong. N d. Signals must be able to be sounded manually and automatically. 4697: BOTH INTERNATIONAL & INLAND A tug is towing three barges astern in restricted visibility. The second vessel of the tow should sound __________.
N a. one prolonged and two short blasts N b. one prolonged and three short blasts N c. one short blast Y d. no fog signal 4703: BOTH INTERNATIONAL & INLAND A towing light is a yellow light having the same characteristics as a(n) __________.
N a. special flashing light N b. anchor light Y c. stern light N d. masthead light 4710: BOTH INTERNATIONAL & INLAND Which vessel would exhibit sidelights when underway and not making way?
N a. A vessel engaged in fishing N b. A vessel not under command N c. A vessel engaged in dredging Y d. A power-driven vessel