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.
3: INLAND ONLY In a narrow channel, you are underway on vessel "A" and desire to overtake vessel "B". After you sound two short blasts on your whistle, vessel "B" sounds five short and rapid blasts on the whistle. You should __________.
N a. pass with caution on the port side of vessel "B" Y b. hold your relative position, and then sound another signal after the situation has stabilized N c. answer the five short blast signal then stop your vessel until the other vessel initiates a signal N d. slow or stop and expect radical maneuvers from "B" 18: INLAND ONLY Which lights are required for a barge, not part of a composite unit, being pushed ahead?
N a. Sidelights and a stern light N b. Sidelights, a special flashing light, and a stern light Y c. Sidelights and a special flashing light N d. Sidelights, a towing light, and a stern light 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. 61: INLAND ONLY Your power-driven vessel is overtaking another power-driven vessel in a narrow channel. You wish to overtake her on her starboard side. You should sound a whistle signal of __________.
Y a. one short blast N b. two prolonged blasts followed by one short blast N c. one prolonged and one short blast N d. at least five short blasts 70: INLAND ONLY Vessels "A" and "B" are meeting in a narrow channel as shown. Which statement is TRUE concerning whistle signals between the vessels? (DIAGRAM 29 )
Y a. Both vessels should sound two short blasts. N b. Both vessels should sound one short blast. N c. Vessel "A" should sound one short blast and vessel "B" should sound two short blasts. N d. Neither vessel should sound any signal as no course change is necessary. 71: INLAND ONLY Which is TRUE of a power-driven vessel, bound downstream, when meeting an upbound vessel on the Western Rivers?
N a. She has the right-of-way. N b. She shall propose the manner of passage. N c. She shall initiate maneuvering signals. Y d. All of the above 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 84: INLAND ONLY You are in charge of a power-driven vessel crossing a river on the Western Rivers. You must keep out of the way of a __________.
N a. sail vessel descending the river N b. power-driven vessel ascending the river N c. sail vessel ascending the river Y d. All of the above 215: INTERNATIONAL ONLY At night you sight the lights shown. What do the lights indicate? (DIAGRAM 66 )
N a. Two vessels pair trawling Y b. A tug with a tow alongside N c. A ship being assisted by a tug N d. A vessel engaged in fishing 246: INLAND ONLY You are on vessel "A" as shown in a narrow channel. Vessel "B" sounds two short blasts. If you are in agreement you should __________. (DIAGRAM 32 )
Y a. sound two short blasts N b. sound two prolonged followed by two short blasts N c. not answer the whistle signals from vessel "B" N d. None of the above 267: INTERNATIONAL ONLY Two power-driven vessels are meeting in the situation as shown. Two short blasts from either vessel means __________. (DIAGRAM 37 )
N a. "I am altering my course to starboard." N b. "I intend to leave you on my port side." Y c. "I am altering my course to port." N d. "I am operating astern propulsion." 297: BOTH INTERNATIONAL & INLAND The display of lights shown could represent a __________. (DIAGRAM 48 )
Y a. tug and a barge being towed astern N b. vessel constrained by her draft N c. vessel in the nondisplacement mode N d. vessel not under command 316: BOTH INTERNATIONAL & INLAND At night a vessel displaying the lights as shown is __________. (DIAGRAM 82 )
N a. a pilot boat N b. sailing Y c. fishing N d. anchored 351: 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. This signal means __________. (DIAGRAM 42 )
Y a. "I am altering my course to starboard" N b. "I am operating astern propulsion" N c. "I am altering my course to port" N d. None of the above 358: 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" is the __________. (DIAGRAM 42 )
N a. burdened vessel N b. give-way vessel N c. overtaking vessel Y d. None of the above 4077: BOTH INTERNATIONAL & INLAND A vessel at anchor shall display, between sunrise and sunset, on the forward part of the vessel where it can best be seen __________.
Y a. one black ball N b. two black balls N c. one red ball N d. two orange and white balls 4103: BOTH INTERNATIONAL & INLAND Which is the danger signal?
N a. A continuous sounding of the fog signal N b. Firing a gun every minute Y c. Five or more short rapid blasts on the whistle N d. One prolonged blast on the whistle 4114: BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning the light used with whistle signals?
N a. Use of such a light is required. N b. The light shall have the same characteristics as a masthead light. Y c. It is only used to supplement short blasts of the whistle. N d. All of the above 4173: BOTH INTERNATIONAL & INLAND A power-driven vessel underway shall keep out of the way of a vessel __________.
N a. not under command N b. restricted in her ability to maneuver N c. engaged in fishing Y d. All of the above 4187: BOTH INTERNATIONAL & INLAND In a crossing situation on open waters, a sailing vessel shall keep out of the way of all the following vessels EXCEPT a __________.
N a. vessel not under command N b. vessel restricted in her ability to maneuver Y c. power-driven vessel approaching on her starboard side N d. vessel fishing 4297: BOTH INTERNATIONAL & INLAND Which requirement must be met in order for a stand-on vessel to take action to avoid collision?
Y a. Risk of collision must exist. N b. The give-way vessel must have taken action first. N c. The vessels must be within half a mile of each other. N d. There are no requirements to be met. The stand-on vessel may take action anytime. 4341: BOTH INTERNATIONAL & INLAND On open water, a vessel fishing is in a crossing situation with a vessel sailing located on the fishing vessel's starboard side. Which vessel is the stand-on vessel?
N a. The fishing vessel because it is to port of the sailing vessel. Y b. The fishing vessel because it is fishing. N c. The sailing vessel because it is to starboard of the fishing vessel. N d. The sailing vessel because it is sailing. 4387: BOTH INTERNATIONAL & INLAND An overtaking situation would be one in which one vessel is approaching another from more than how many degrees abaft the beam?
N a. 0° N b. 10° Y c. 22.5° N d. None of the above 4539: BOTH INTERNATIONAL & INLAND All of the following are distress signals under the Rules EXCEPT __________.
Y a. a green star signal N b. orange-colored smoke N c. red flares N d. the repeated raising and lowering of outstretched arms 4584: INTERNATIONAL AND INLAND A vessel that is not equipped with towing lights should show that it has a vessel in tow by_________________.
N a. continuously sounding its horn N b. sounding one prolonged followed by two short blasts at intervals of not more than two minutes Y c. shining a searchlight on the towline of the towed vessel N d. None of the above; a vessel shall not engage in towing at night without proper navigation lights 4854: BOTH INTERNATIONAL & INLAND You are approaching another vessel on crossing courses. She is approximately half a mile distant 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. sound a signal of one prolonged blast Y b. make a large course change N c. reduce speed slightly to make sure she will have room to pass N d. wait for another whistle signal from the other vessel 6550: BOTH INTERNATIONAL & INLAND In a traffic separation scheme, when joining a traffic lane from the side, a vessel shall do so __________.
Y a. at as small an angle as possible N b. as nearly as practical at right angles to the general direction of traffic flow N c. only in case of an emergency or to engage in fishing within the zone N d. never 8002: INTERNATIONAL ONLY Which statement is true concerning a vessel "constrained by her draft"?
Y a. She must be a power-driven vessel. N b. She is not under command. N c. She may be a vessel being towed. N d. She is hampered because of her work. 8075: 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. Two short blasts followed by two prolonged blasts Y b. Two prolonged followed by two short blasts N c. Two prolonged blasts only N d. Two short blasts only 8113: INTERNATIONAL ONLY You are approaching another vessel and will pass safely starboard to starboard without changing course. You should __________.
Y a. hold course and sound no whistle signal N b. hold course and sound a two blast whistle signal N c. change course to starboard and sound one blast N d. hold course and sound one blast