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: A stopper used in securing the ground tackle for sea that consists of a grab attached to a turnbuckle is a __________.
N a. riding pawl N b. buckler Y c. devil's claw N d. locking ring 8: What is NOT an advantage of filler cargo?
Y a. Overcarriage is reduced or eliminated. N b. Dunnage costs are reduced. N c. Voids in the cargo stow are filled. N d. The hold space has maximum utilization. 9: Defense plans may cause the operation of electronic aids to navigation to be suspended with __________.
Y a. no notice N b. one day's notice N c. a week's notice N d. thirty (30) days notice 78: Which is an example of cargo damage caused by inherent vice?
N a. Sublimation of chemicals Y b. Heating of grain N c. Stevedore damage N d. Wear and tear 119: Sour crude oil __________.
Y a. contains high quantities of hydrogen sulfide N b. is diluted with other products for carriage N c. is lighter than other crudes N d. is less hazardous to load than other crudes 139: A "barrel" is a unit of liquid measure equivalent to __________.
N a. 40 U.S. gallons at 50°F Y b. 42 U.S. gallons at 60°F N c. 43 U.S. gallons at 65°F N d. 45 U.S. gallons at 75°F 179: The minimum temperature required to ignite gas or vapor without a spark or flame being present is called __________.
N a. flash point N b. fire point Y c. autoignition temperature N d. lower explosive limit 207: A towing vessel's capability is BEST measured by horsepower, maneuverability, displacement, and __________.
N a. stability N b. propeller design Y c. bollard pull N d. towing winch horsepower 227: An ocean towing bridle should __________.
Y a. have equal legs of sufficient length N b. have a large angle between the legs N c. be formed on a bight of cable through a ring N d. never be made up of chain 397: Which statement is TRUE concerning deep well self-priming pumps?
N a. When loading oil cargo, it is always loaded via the discharge line through to the pump until the tank is topped off. Y b. Stripping systems are generally eliminated for the purposes of cargo handling. N c. In recent years deep well pumps have become increasingly unpopular in product tankers and medium size crude ships. N d. There is no danger of damaging the pump from overheating. 428: Your vessel is going from a warm climate to a cold climate with a hygroscopic cargo. Which statement is TRUE?
Y a. You must ventilate constantly and vigorously to combat ship sweat. N b. You should ventilate; there is little danger of ship sweat, but a possibility of cargo sweat. N c. There is danger of heavy cargo sweat if you ventilate. N d. There is little danger of any sweat problem. 479: Your tank vessel is loaded down to her marks, and you find that she has too much trim by the stern. To adjust the trim you may __________.
N a. add ballast forward N b. load more cargo forward Y c. shift bunkers forward N d. All of the above 497: Which type of fiber towing hawser is preferred for towing astern?
N a. Manila N b. Polypropylene Y c. Nylon N d. Dacron 563: While the Pilot is maneuvering the vessel to a dock, what is the PRIMARY responsibility of the watch officer?
N a. Supervise the signaling and flag etiquette. N b. Record the bells and their times in the bell book. Y c. Insure that helm and throttle orders given by the Pilot are correctly executed. N d. Judge the appropriateness of the Pilot's orders and countermand them if necessary. 603: To reduce the amount of catenary you may __________.
Y a. shorten the hawser or increase the tug's speed N b. lengthen the hawser or reduce the tug's speed N c. place your tug in irons N d. make a sharp turn 605: You would properly secure a gantline to a bosun's chair with a __________.
N a. fisherman's bend N b. bowline Y c. double sheet bend N d. double blackwall hitch 654: A rope made of a combination of wire and fiber is known as __________.
N a. independent N b. lang lay N c. preformed Y d. spring lay 660: You receive word that a person has fallen overboard from the starboard side. You should FIRST __________.
N a. notify the Master Y b. put the wheel hard right N c. put the engines full astern N d. sound the man overboard alarm 660: You receive word that a person has fallen overboard from the starboard side. You should FIRST __________.
N a. notify the Master Y b. put the wheel hard right N c. put the engines full astern N d. sound the man overboard alarm 705: A tug may be in danger of tripping when __________.
N a. towed sideways by an overwhelming force on the towline N b. her tow moves parallel to and forward on either side of the tug N c. the tow is no longer directly astern but moves up on her quarter Y d. All of the above 721: The mooring line labeled "F" is called a __________. (DO44DG )
N a. bow line N b. forward spring line Y c. breast line N d. None of the above 774: The strongest of the natural fibers is __________.
N a. cotton N b. hemp Y c. manila N d. sisal 782: The owner or Master of a towing vessel shall ensure that each person that directs and controls the movement of the vessel can accurately fix the vessel's position using all of the following EXCEPT ___________ .
N a. installed navigational equipment Y b. buoys alone N c. all available aids to navigation N d. depths soundings and hydrographic contour lines 887: The condition of a towline must be monitored by ______________ .
N a. keeping record of the towline's initial minimum breaking strength N b. keeping record of each retest of the towline's minimum breaking strength N c. conducting routine visual inspections of the towline Y d. All of the above 914: When natural fiber rope gets wet, the __________.
N a. overall strength of the line will decrease Y b. line shrinks in length N c. line will become more elastic N d. line will be easier to handle 927: Sluicing or slushing wire rope __________.
N a. prevents internal and external rust and corrosion N b. reduces chafing and increases its useful service life N c. reduces internal friction within the wire Y d. All of the above 1080: The "inner bottom" is the __________.
Y a. tank top N b. compartment between the tank top and shell of the vessel N c. inner side of the vessel's shell N d. space between two transverse bottom frames 1298: A Master should file a marine note of protest if __________.
N a. cargo was received at ship side which was damaged in land transit N b. longshore labor went on strike in the port causing undue vessel delay N c. portions of his vessel's cargo were illegally impounded in a foreign port Y d. the vessel encountered heavy weather which might have caused cargo damage 1414: A wire rope that has been overstrained will show __________.
N a. a bulge in the wire where the strain occurred Y b. a decrease in diameter where the strain occurred N c. a kink in the wire where the strain occurred N d. no visible effects of an overstrain 1516: The length of a standard "shot" of chain is __________.
N a. 12 fathoms Y b. 15 fathoms N c. 18 fathoms N d. 20 fathoms 1678: Grade D combustible liquids have a maximum flash point of __________.
N a. 109°F N b. 100°F Y c. 149°F N d. 80°F 1699: In which casualty case is it UNNECESSARY to notify the local Coast Guard Marine Safety Office?
N a. Your vessel is backing from a dock and runs aground, but is pulled off by tugs in 30 minutes. Y b. Your vessel strikes a pier and does $1,500 damage to the pier but no damage to the vessel. N c. A nylon mooring line parts while the vessel is tied up and kills a harbor worker who was on the pier. N d. A seaman is injured and in the hospital for four days. 1762: What is the perimeter of a circle with a radius of 2.5 feet?
N a. 7.86 ft Y b. 15.71 ft N c. 19.63 ft N d. 22.71 ft 1814: In illustration D044DG, the mooring line labeled "D" is called a(n) __________. (DO44DG )
N a. stern line N b. forward spring line N c. waist breast line Y d. after spring line 1893: A block and tackle is "rove to advantage". This means that the __________.
N a. blocks have been overhauled N b. hauling parts of two tackles are attached Y c. hauling part leads through the movable block N d. hauling part leads through the standing block 1917: How many tons of salt water can be loaded into a flat-ended cylindrical tank with a diameter of 5 feet and a length of 14 feet?
N a. 31.42 N b. 15.71 Y c. 7.85 N d. 6.25 1957: The strake of shell plating indicated by letter H is known as the __________. (D033DG )
N a. sheer strake N b. outboard keel plate Y c. garboard strake N d. bilge strake 1996: Which method should be used to secure a manila line to bitts?
N a. A round turn on the bitt farthest from the strain and then figure eights Y b. A round turn on the bitt closest to the strain and then figure eights N c. Figure eights and then a round turn at the top of both bitts N d. Only figure eights are necessary on both bitts 2049: While the Pilot is maneuvering the vessel to a dock, what is the PRIMARY responsibility of the watch officer?
N a. Supervise the signaling and flag etiquette. N b. Record the bells and their times in the bell book. N c. Judge the appropriateness of the Pilot's orders and countermand them if necessary. Y d. Insure that helm and throttle orders given by the Pilot are correctly executed. 2054: What is the name of the mark indicated by the letter B in the diagram? (D003DG )
N a. Timber summer load line Y b. Tropical fresh water load line N c. Tropical load line N d. Summer load line 2064: While underway in thick fog you are on watch and hear the cry "man overboard". Which type of maneuver should you make?
N a. figure eight turn N b. Round turn N c. Racetrack turn Y d. Williamson turn 2181: When relieving the helm, the new helmsman should know the __________.
Y a. course per magnetic steering compass N b. gyro error N c. variation N d. maximum rudder angle previously used 2250: You have determined the maneuvering characteristics of your vessel by taking radar ranges and bearings of an isolated light while making a turn. The results are as shown. Based on this data what is the transfer for a turn of 90°? (D035DG )
Y a. 380 yards N b. 430 yards N c. 485 yards N d. 525 yards 2303: You are proceeding under NCS (Naval Control of Shipping) and wish to send a message warning of a hurricane. Which precedence would you assign this message?
N a. P (PRIORITY) N b. Z (FLASH) N c. R (ROUTINE) Y d. O (IMMEDIATE) 2352: The recessed areas on a wildcat are called __________.
N a. pawls N b. sockets Y c. pockets N d. devil's claws 2385: You are on a multiple-product chemical tanker and will carry cargoes of butyric acid, propylene oxide, and octyl alcohol. Which statement is true?
N a. Butyric acid is incompatible with octyl alcohol but not propylene oxide. Y b. Propylene oxide may not be stowed in a tank adjacent to butyric acid. N c. All of these cargoes are compatible. N d. Octyl alcohol is incompatible with both butyric acid and propylene oxide. 2480: A Danforth lightweight anchor does NOT hold well in which type of bottom?
N a. Mud Y b. Grass N c. Sand N d. Clay 2490: The best method of protecting that portion of a fiber anchor line nearest the anchor from chafing on the bottom is by __________.
N a. using a small scope ratio Y b. replacing that portion with a short length of chain N c. using a hockle to keep that portion of the anchor line off the bottom N d. using a synthetic line 2752: Which is a correct reply to a Pilot's request, "How's your head"?
Y a. "Passing 040°" N b. "Steady" N c. "Checked" N d. "Eased to 15° rudder" 2795: The York-Antwerp Rules relate to the __________.
N a. minimum required number of officers and crew Y b. settlement of general average claims N c. ship owner's responsibilities to provide a well-found vessel in a charter party N d. navigation regulations that apply in the English Channel 2897: Form 2692 (Notice of Marine Casualty), when required, must be filed to the U.S. Coast Guard within how many days?
N a. 1 day N b. 3 days Y c. 5 days N d. 7 days 3047: When backing down with sternway, the pivot point of a vessel is __________.
Y a. about one-quarter of the vessel's length from the stern N b. at the bow N c. about one-third of the vessel's length from the bow N d. aft of the propellers 3171: A high cube container would most likely be used to stow __________.
N a. dense bulk cargoes Y b. household appliances N c. fragile cargoes N d. heavy industrial machinery 3308: What term indicates a curvature of the decks in a longitudinal direction?
N a. Deadrise N b. Camber Y c. Sheer N d. Flare 3518: A tug's horsepower available at the shaft is __________.
N a. indicated horsepower Y b. brake horsepower N c. dynamic horsepower N d. net horsepower 4011: Under defense plans, operation of electronic aids may be temporarily suspended with __________.
N a. thirty (30) day's notice N b. a week's notice N c. one day's notice Y d. no notice 4024: An icebreaker displaying a flag hoist which consists of the code letters "WO" (Whiskey Oscar) is indicating that __________.
Y a. icebreaker support is finished N b. icebreaker support is commencing N c. the icebreaker is icebound N d. the icebreaker is beset 4030: While discharging a cargo, the stripping of the tanks falls behind schedule. This would indicate the __________.
N a. main pumps are working at a high discharge pressure Y b. main pumps are leaving too much oil in the tanks N c. stripping pump is not primed N d. stripping line is cross-connected to the main line 4032: The pivot pin at the base of a sheath-screw boom davit must be __________.
N a. inserted each time before the booms are cranked out Y b. periodically removed for inspection and lubricated N c. replaced at each inspection for certification N d. in the locked position after the boat is cradled and griped down 4226: What does item "E" refer to in this illustration of a 30-ton pedestal crane? (D045DG )
Y a. Tagline N b. Electric cable N c. Cargo snaking wire N d. Hook release cable