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.
2: INLAND ONLY What is the required whistle signal for a power-driven vessel leaving a dock or berth?
N a. One short blast Y b. One prolonged blast N c. Two short blasts N d. Two prolonged blasts 11: INLAND ONLY When you are overtaking another vessel and desire to pass on her left or port hand, you should sound __________.
N a. one short blast N b. one long blast Y c. two short blasts N d. two prolonged 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 85: INLAND ONLY A power-driven vessel crossing a river on the Great Lakes or Western Rivers, must keep out of the way of a power-driven vessel __________.
N a. descending the river with a tow N b. ascending the river with a tow N c. ascending the river without a tow Y d. All of the above 139: INTERNATIONAL ONLY Which day-shape must you show on the forward end of an inconspicuous partially submerged vessel or object being towed more than 200 meters in length? (DIAGRAM 16 )
N a. A Y b. B N c. D N d. No day-shape must be shown. 149: INLAND ONLY A power-driven vessel pushing ahead or towing alongside on the Mississippi River, above the Huey P. Long Bridge, shall carry __________.
N a. two masthead lights, sidelights, and stern light N b. two masthead lights, sidelights, and two towing lights Y c. sidelights and two towing lights N d. one masthead light, sidelights, and stern light 152: BOTH INTERNATIONAL & INLAND The vessel showing the day signal is __________. (DIAGRAM 22 )
N a. A vessel engaged in mine clearance operations N b. A fishing vessel with gear extending more than 150 meters horizontally N c. A trawler shooting nets in the direction indicated Y d. A tug with a tow exceeding 200 meters unable to deviate from course 294: BOTH INTERNATIONAL & INLAND The display of lights shown could represent a __________. (DIAGRAM 48 )
N a. a submarine on the surface N b. sailing vessel N c. a vessel not under command Y d. None of the above 380: INLAND ONLY While underway you sight the lights shown with the yellow lights flashing. The lights displayed are from a __________. (DIAGRAM 81 )
Y a. dredge pipeline N b. mine clearance vessel N c. vessel aground N d. vessel not under command 397: INTERNATIONAL ONLY Which signal may be sounded ONLY by vessels in restricted visibility?
N a. At least five short and rapid blasts Y b. Four short blasts N c. One prolonged, one short, one prolonged, and one short blast, in that order N d. Two short blasts 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 4015: BOTH INTERNATIONAL & INLAND A 95-meter vessel aground sounds which fog signal?
N a. A rapid ringing of a bell for 5 seconds every two minutes N b. A whistle signal of one short, one prolonged, and one short blast N c. A prolonged blast of the whistle at intervals not to exceed one minute Y d. A rapid ringing of a bell for 5 seconds, preceded and followed by three separate and distinct strokes on the bell 4065: BOTH INTERNATIONAL & INLAND You are underway in fog when you hear the rapid ringing of a bell for five seconds followed by the sounding of a gong for five seconds. This signal indicates a vessel __________.
N a. aground Y b. more than 100 meters in length, at anchor N c. fishing while making no way through the water N d. fishing in company with another vessel 4102: BOTH INTERNATIONAL & INLAND A distress signal __________.
N a. consists of 5 or more short blasts of the fog signal apparatus Y b. may be used separately or with other distress signals N c. consists of the raising and lowering of a large white flag N d. is used to indicate doubt about another vessel's intentions 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 4283: BOTH INTERNATIONAL & INLAND What is NOT a distress signal?
N a. A continuous sounding of the fog horn N b. Firing a gun every minute Y c. Five or more short rapid blasts on the whistle N d. A square flag and ball flown from the mast 4330: BOTH INTERNATIONAL & INLAND While underway in fog, you hear a short blast, a prolonged blast, and a short blast of a whistle. This signal indicates a __________.
N a. vessel towing in fog N b. sailboat underway in fog N c. vessel being towed in fog Y d. vessel anchored in fog 4357: BOTH INTERNATIONAL & INLAND A vessel 15 meters in length which is proceeding under sail as well as being propelled by machinery shall exhibit during the daytime __________.
N a. one black ball N b. a basket Y c. a cone with its apex downward N d. two cones with their apexes together 4487: BOTH INTERNATIONAL & INLAND A vessel displaying the day-shape shown is __________. (DIAGRAM 34 )
N a. towing Y b. fishing N c. anchored N d. being towed 4529: BOTH INTERNATIONAL & INLAND A vessel may exhibit lights other than those prescribed by the Rules as long as the additional lights __________.
Y a. do not interfere with the keeping of a proper look-out N b. are not the color of either sidelight N c. have a lesser range than the prescribed lights N d. All of the above 4550: BOTH INTERNATIONAL & INLAND Which statement concerning an overtaking situation is correct?
N a. The overtaking vessel is the stand-on vessel. N b. Neither vessel is the stand-on vessel. N c. The overtaking vessel must maintain course and speed. Y d. The overtaking vessel must keep out of the way of the other. 4565: BOTH INTERNATIONAL & INLAND You are approaching a bend in a river where, due to the bank, you cannot see around the other side. A vessel on the other side of the bend sounds one prolonged blast. You should __________.
N a. sound passing signals N b. not sound any signal until you sight the other vessel Y c. sound a prolonged blast N d. sound the danger signal 4652: BOTH INTERNATIONAL & INLAND A vessel displaying the day-shapes shown is __________. (DIAGRAM 18 )
N a. towing astern with a tow greater than 200 meters in length N b. not under command Y c. dredging N d. carrying dangerous cargo 4726: BOTH INTERNATIONAL & INLAND A tug is towing three unmanned barges astern in fog. The third vessel of the tow should sound __________.
Y a. no fog signal N b. one short blast N c. one prolonged and three short blasts N d. one prolonged, one short, and one prolonged blast 4734: 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 Y c. the signal cannot be mistaken for a signal authorized by the Rules N d. the vessel signals such intentions over the radiotelephone 4847: BOTH INTERNATIONAL & INLAND The rules require which factor to be taken into account when determining safe speed?
N a. The construction of the vessel N b. The experience of the vessel's crew Y c. The location of vessels detected by radar N d. All of the above 4863: BOTH INTERNATIONAL & INLAND A sailing vessel is proceeding along a narrow channel and can safely navigate ONLY inside the channel. The sailing vessel approaches a vessel engaged in fishing. Which statement is TRUE?
N a. The fishing vessel must sound the danger signal. Y b. The fishing vessel shall not impede the passage of the sailing vessel. N c. Each vessel should move to the edge of the channel on her port side. N d. Both vessels should be displaying the signal for a vessel restricted in her ability to maneuver. 6560: BOTH INTERNATIONAL & INLAND A vessel using a traffic separation scheme is forbidden to __________.
Y a. proceed through an inappropriate traffic lane N b. engaged in fishing in the separation zone N c. cross a traffic lane N d. enter the separation zone, even in a emergency 8021: 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. What is your responsibility?
N a. Hold your course and speed. N b. Sound the danger signal. N c. Begin an exchange of passing signals. Y d. Do not cross the channel if you might impede the other vessel. 8060: INTERNATIONAL ONLY You are operating a vessel in a narrow channel. Your vessel must stay within the channel to be navigated safely. Another vessel is crossing your course from starboard to port, and you are in doubt as to his intentions. According to Rule 9, you __________.
Y a. may sound the danger signal N b. must sound one prolonged and two short blasts N c. should sound one short blast to indicate that you are holding course and speed N d. are required to back down