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.
68: Odorous cargoes are those that __________.
N a. are susceptible to damage by tainting N b. are exceptionally dusty and leave a residue N c. are liquid, but in containers Y d. give off fumes that may damage other cargoes 136: Under the federal regulations, what minimum level of Blood Alcohol Content (BAC) constitutes a violation of the laws prohibiting Boating Under the Influence of Alcohol (BUI) on commercial vessels?
N a. .18% BAC N b. .10% BAC N c. .06% BAC Y d. .04% BAC 275: You have taken another vessel in tow. You can tell that the towing speed is too fast when the __________.
N a. vessels are not in step N b. tow line feels like it is "jumping" when touched Y c. catenary comes clear of the water N d. towed vessel goes "in irons" 323: You are transporting dangerous cargo on your vessel. The regulations require you to __________.
Y a. periodically inspect it and make an entry in a log N b. keep a warning sign posted nearby N c. keep a fire hose run out and ready for use if needed N d. allow no chipping or painting in the vicinity of the cargo 335: You are steaming in a heavy gale and find it necessary to heave to. Under most circumstances, this is best done by __________.
N a. stopping the engines and drifting beam to the seas N b. going slow astern and taking the seas on the quarter Y c. taking the sea fine on the bow and reducing the speed to the minimum to hold that position N d. maintaining speed and taking the sea broad on the bow 349: The periodic weight testing of a vessel's cargo booms may be performed by the __________.
N a. U.S. Coast Guard Y b. American Bureau of Shipping N c. National Cargo Bureau N d. Society of Naval Architects and Marine Engineers 441: The document which shows a vessel's nationality, ownership, and tonnage is the __________.
N a. Manifest Certificate N b. Bill of Lading Certificate Y c. Certificate of Documentation N d. Official Logbook 446: A twin-screw vessel can clear the inboard propeller and maneuver off a pier best by holding a(n) __________.
N a. forward spring line and going slow ahead on the inboard engine N b. after spring line and going slow astern on the outboard engine N c. forward spring line and going slow ahead on both engines Y d. forward spring line and going slow ahead on the outboard engine 472: On a long ocean tow, the bridle should be made up of two equal lengths of __________.
Y a. chain N b. wire N c. nylon N d. manila 567: Your enrolled vessel is bound from Baltimore, MD, to Norfolk, VA, via Chesapeake Bay. Which statement about the required Pilot is TRUE?
N a. The Pilot must be licensed by Virginia and Maryland. N b. The Pilot must be licensed by either Virginia or Maryland. Y c. The Pilot need only be licensed by the Coast Guard. N d. The Pilot must be licensed by Virginia, Maryland and the Coast Guard. 593: To lead the towing hawser over the center of the stern when not under a strain you could __________.
N a. fairlead it through a stern roller chock N b. lead it through the Norman pins N c. hold it in the median position by a gob rope or lizard stopper Y d. All of the above when so equipped 596: Before entering an ice area, the ship should be __________.
N a. either trimmed by the head or the stern N b. on an even keel N c. trimmed down by the head Y d. trimmed down by the stern 658: When carrying a full or nearly full load of bulk ore in a general cargo type vessel which has engine spaces amidships, the cargo in each hold should be trimmed so that the bulk of the cargo lies __________.
N a. along the centerline N b. toward the forward bulkhead of the forward holds and toward the after bulkhead of the after holds Y c. toward the after bulkhead of the forward holds and the forward bulkhead of the after holds N d. toward the after bulkhead of all holds 686: The effect known as "bank cushion" acts in which of the following ways on a single-screw vessel proceeding along a narrow channel?
Y a. It forces the bow away from the bank. N b. It forces the stern away from the bank. N c. It forces the entire vessel away from the bank. N d. It heels the vessel toward the bank. 737: A heavy steel curved arch constructed athwartships and above the after deck on a towing vessel is sometimes called a __________.
N a. chafing bar Y b. Dutch tow bar N c. carling N d. None of the above 766: Insufficient space between the hull and bottom in shallow water will prevent normal screw currents resulting in __________.
N a. waste of power N b. sudden sheering to either side N c. sluggish rudder response Y d. All of the above 825: Who is responsible for establishing watches aboard a U.S. vessel?
N a. The owner of the vessel N b. The company that operates the vessel N c. The company that charters the vessel Y d. The Master of the vessel 849: The valve on the discharge side of a cargo pump on a tank vessel will usually be a __________.
N a. gate valve N b. butterfly valve N c. globe valve Y d. check valve 934: Which method is used to detect rot in manila lines?
Y a. Opening the strands and examining the inner fibers N b. Measuring the reduction in circumference of the line N c. Observing for the appearance of mildew on the outer surface N d. Feeling the surface of the line for broken fibers 965: While steering by autopilot you notice that the vessel has deviated 15 degrees from course and there is no corrective rudder being applied. As a standard operating procedure you should first __________.
N a. check the setting of the rudder adjustment N b. check the setting of the weather adjustment Y c. switch to hand steering N d. immediately engage the trick wheel 1108: In which casualty case is it UNNECESSARY to notify the local Coast Guard Marine Safety Office?
N a. A seaman is injured and in the hospital for four days. N b. Nylon mooring line parts while the vessel is tied up and kills a harbor worker who was on the pier. N c. Your vessel is backing from a dock and runs aground, but is pulled off by tugs in 30 minutes. Y d. Your vessel strikes a pier and does $1,500 damage to the pier but none to the vessel. 1287: The term "shift the rudder" means __________.
Y a. change from right (left) to left (right) rudder an equal amount N b. use right or left rudder N c. check, but do not stop the vessel from swinging N d. put the rudder amidships 1446: The marking on an anchor chain for 30 fathoms is __________.
Y a. two links on each side of the 30 fathom detachable link are painted white N b. one link on each side of the 30 fathom detachable link is painted white N c. three links on each side of the 30 fathom detachable link are painted white N d. only the detachable link is painted red 1460: Weight concentration in which area will cause a vessel's bottom to be subjected to tension stresses?
N a. Aft Y b. Amidships N c. At both ends N d. Forward 1461: While a vessel is at sea, the mate on watch discovers a fire in one of the hatches. Fire hoses are used to put the fire out and some of the cargo is damaged by water. In marine insurance terms, this partial loss by water is called __________.
N a. an Act of God N b. fire and water damage Y c. general average N d. particular average 1470: Signs of racking stresses generally appear at the __________.
N a. bow and stern shell frames and plating Y b. junction of the frames with the beams and floors N c. garboard strake, at each side of the keel N d. thrust bearing of the main shaft 1521: An underwriter is liable for __________.
N a. loss arising from the subject itself because of its inherent qualities N b. loss caused by the ordinary evaporation of liquids Y c. loss caused by heavy weather N d. the natural decay of the vessel due to the passage of time 1583: Which statement concerning a short splice is TRUE?
N a. It is used to temporarily join two lines together. Y b. A short splice is stronger than two lines joined by a knot. N c. A short splice decreases the diameter of the line. N d. None of the above 1622: What is NOT an indication that pack ice may be nearby?
Y a. The presence of icebergs N b. Ice blink N c. Absence of wave motion N d. Sighting a walrus in the Arctic 1689: The mooring line shown as "C" is called a __________. (DO44DG )
N a. stern line N b. spring line N c. shore line Y d. breast line 1702: Your containership has a container displaying a hazardous cargo placard. The placard has the number 2282 on it. This indicates that it is carrying what cargo?
N a. Isoheptene N b. Phosphine N c. Furan Y d. Hexanols 1728: You are trying to rescue survivors from a wrecked vessel on fire. You should approach __________.
N a. to leeward of the wrecked vessel N b. at a speed of at most one-half that of the wrecked vessel N c. at a speed of at least that of the wrecked vessel Y d. to windward of the wrecked vessel 1739: If two falls are attached to lift a one-ton load, what angle between the falls will result in the stress on each fall being equal to the load being lifted?
N a. 60° N b. 75° Y c. 120° N d. 150° 1777: What is the volume in a cone with a base diameter of 23 feet and a height of 14 feet?
N a. 1,648.05 cubic ft. Y b. 1,938.89 cubic ft. N c. 2,908.33 cubic ft. N d. 7,755.55 cubic ft. 1809: The greatest horizontal stress between the heads of the booms in the yard and stay rig occurs when the load is in such a position that the __________.
Y a. falls are at an equal angle to the horizontal N b. stay fall is vertical N c. stay fall is at a greater angle to the horizontal than the yard fall N d. yard fall is at a greater angle to the horizontal than the stay fall 1977: On a crane, the boom indicator tells the operator what angle the boom angle is compared to the __________.
N a. vertical position Y b. horizontal position N c. boom stop angle N d. minimum radius angle 2107: What is the name of the mark indicated by the letter A? (D003DG )
N a. Winter North Atlantic load line N b. Fresh Water load line Y c. Deck line N d. Plimsoll line 2191: A wooden deck installed on top of the plating lettered N is known as __________. (D033DG )
N a. spar decking N b. furring Y c. ceiling N d. flooring 2213: You are using tackle number 6 to lift a weight. The hauling part of this tackle is bent to the weight hook (w) of tackle number 8. Disregarding friction, what is the mechanical advantage of this rig? (DO29DG )
N a. 11 N b. 16 Y c. 18 N d. 24 2221: You are using tackle number 5 to lift a weight. The hauling part of this tackle is bent to the weight hook (w) of tackle number 8. What is the mechanical advantage of this rig? (DO29DG )
N a. 20 Y b. 15 N c. 10 N d. 5 2454: You are going astern (single-screw, right-handed propeller) with the anchor down at a scope of twice the depth of the water. As the anchor dredges, you should expect the __________.
N a. stern to walk to the same side as the anchor being used N b. vessel to back in a straight line Y c. stern to walk to port but at a reduced rate N d. stern to walk to port at a faster rate than normal 2463: The crane manufacturer's load chart should be posted at or near the __________.
N a. crane pedestal N b. wire rope locker N c. main deck Y d. crane control console 2524: Which entry on a dangerous cargo manifest concerning the classification of a cargo is NOT correct?
N a. Class 8 Y b. Division 3.1 N c. Division 2.3 N d. All of the above are incorrect 2530: Your vessel has gone aground in waters where the tide is falling. The BEST action you can take is to __________.
Y a. set out a kedge anchor N b. shift the vessel's load aft and repeatedly surge the engine(s) astern N c. shift the vessel's load forward and wait until the next high tide N d. slowly bring the engine(s) to full speed astern 2612: When using the anchor to steady the bow while approaching a dock you must be aware of the fact that __________.
N a. the vessel will tend to take a large sheer towards the side where the anchor is down N b. steering control is ineffective in trying to turn to the side opposite to that of the anchor being used N c. the anchor cable must never lead under the hull Y d. using an offshore anchor decreases the chances of the anchor holding 2676: Who cannot commit the crime of barratry?
N a. Master N b. Ship's officer(s) N c. Ship's unlicensed crewmember(s) Y d. Ship owner 2732: Flanking rudders effect a vessel's heading because of the __________.
Y a. effect of the propeller flow on the rudders N b. water flow due to the vessel's movement through the water N c. tunnel affect of the water flow past opposing rudders N d. discharge current being channeled to impinge on the vessel's deadwood 2810: Which document lists all the lifesaving equipment required for a vessel?
Y a. Certificate of Inspection N b. American Bureau of Shipping Classification Certificate N c. International Convention for the Safety of Life at Sea Certificate N d. Certificate of Registry 2948: An icebreaker assisting a vessel through an ice field would display a visual signal consisting of the code letter "S" (Sierra) to signify that "________________".
N a. I am altering my course to starboard N b. I am altering my course to port Y c. I am operating astern propulsion N d. My vessel is stopped and making no way through the water 3092: Item A is the __________. (D024DG )
Y a. lashing N b. drag wire N c. scissor wire N d. tandem wire 3111: While the Pilot is maneuvering the vessel to a dock, what is the PRIMARY responsibility of the watch officer?
Y a. Insure that helm and throttle orders given by the Pilot are correctly executed. N b. Judge the appropriateness of the Pilot's orders and countermand them if necessary. N c. Supervise the signaling and flag etiquette. N d. Record the bells and their times in the bell book. 3132: What may prevent a tug from tripping or capsizing when towing a large vessel?
N a. Surge lines Y b. Norman Pins N c. Under riders N d. Safety shackles 3134: When using two tugs to assist in mooring a large, deeply laden ship, the most powerful tug is usually placed __________.
Y a. forward to control the bow N b. amidships to move the entire vessel evenly N c. aft to assist the ship's rudder and propeller N d. anywhere, since the maneuverability of the tug governs the placement not the power 3587: Following a serious marine incident, a device to test an individuals breath can be used by __________.
Y a. any individual trained to conduct such tests N b. the marine employer N c. qualified medical personnel only N d. any USCG licensed deck officer 3644: You are drifting in a locale where there is no current. As a rule, your vessel will lie __________.
N a. bow to the wind Y b. beam to the wind N c. stern to the wind N d. with the wind on the quarter 3662: Unless extremely flexible wire rope is used, the sheave diameter should always be as large as possible, but should never be less than __________.
Y a. 20 times the rope diameter N b. 10 times the rope diameter N c. 2 times the rope diameter N d. the rope diameter 4121: The lashings used on Ro-Ro vessels should be capable of withstanding the forces of __________.
N a. rolling N b. pitching N c. heaving Y d. All of the above 4126: Which variable factor affects the initial lashing requirements aboard Ro-Ro vessels?
Y a. Number, position and angle of lashings N b. Vessel's draft N c. Port of origin N d. ABS requirements 4390: When a helmsman receives the command "Right 15 degrees rudder," the helmsman's immediate reply should be __________.
N a. "Rudder is right 15 degrees" N b. "Aye Aye Sir" N c. No reply is necessary, just carry out the order Y d. "Right 15 degrees rudder" 4442: Insulating flanges minimize the dangers arising from __________.
N a. smoking on deck N b. loading asphalt Y c. accumulations of electrostatic charges N d. tank over-pressurization