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.
101: On a vessel of 10,000 tons displacement, compute the reduction in metacentric height due to free surface in a hold having free water on the tank top. The hold is 40 feet long and 50 feet wide. The reduction in metacentric height is __________.
N a. 1.1 feet Y b. 1.2 feet N c. 1.3 feet N d. 1.5 feet 228: Which is the most serious type of fracture?
Y a. Compound N b. Greenstick N c. Closed N d. Crack 599: When starting CPR on a drowning victim, you should __________.
N a. start chest compressions before the victim is removed from the water N b. drain water from the lungs before ventilating Y c. begin mouth-to-mouth ventilations as soon as possible N d. do not tilt the head back since it may cause vomiting 853: When whistle signals are used for launching lifeboats, one short blast means __________.
N a. "use the float-free method only" Y b. "lower all boats" N c. "raise all boats" N d. "drill is over, secure all boats" 952: Which is the proper method of determining whether a portable CO2 fire extinguisher needs recharging?
N a. Check the tag to see when the extinguisher was last charged. N b. Release a small amount of CO2; if the CO2 discharges, the extinguisher is acceptable. Y c. Weigh the extinguisher and compare the weight against that stamped on the valve. N d. Recharge the extinguisher at least once each year. 1041: The SS AMERICAN MARINER is ready to load the cargo listed. There is already 2685 tons of cargo on board with a KG of 27.4 feet. Use the white pages of the Stability Data Reference Book to determine the final KG of all the cargo after loading is completed. ST-0022
N a. KG 25.4 feet Y b. KG 26.0 feet N c. KG 26.6 feet N d. KG 27.2 feet 1142: While testing a cargo tank, your oxygen indicator reads 25% oxygen in the tank. You would then __________.
N a. enter the tank safely Y b. suspect the accuracy of the reading N c. ventilate the tank N d. test for nitrogen 1153: According to 46 CFR Subchapter T, rigid plastic and other nonmetallic piping materials __________.
N a. may replace metal pipe or tubing in any installation N b. may not be used on inspected vessels Y c. may only be used in non-vital systems N d. are preferable to steel pipe 1191: According to the T-Boat regulations the reason for providing adequate ventilation for a battery storage area is to prevent __________.
N a. accumulation of carbon dioxide gas that chokes the battery Y b. accumulation of explosive and toxic gases the battery can generate N c. mildew or dry rot in the battery box N d. battery failure including battery case meltdown caused by excessive heat 1274: On inflatable liferafts, the operating cord should be renewed by __________.
N a. cutting the old line off and renewing same Y b. an approved servicing facility ashore N c. opening the case and replacing the entire line N d. one of the ship's officers 1441: On small passenger vessels, how many supply and exhaust ducts are required in each enclosed space containing gasoline powered machinery or gasoline fuel tanks?
N a. 1 of each Y b. 2 of each N c. 3 of each N d. 4 of each 1686: How many B-II fire extinguishers must be in the machinery space of a 175-foot long fishing vessel propelled by engines with 2300 brake horsepower?
N a. 2 Y b. 3 N c. 4 N d. 5 1777: The transfer procedures required to be followed on tankships shall contain __________.
N a. a list of each port of discharge Y b. a line diagram of the vessel's transfer piping N c. a current crew list N d. the duties by name of each person in charge required for each transfer operation 1848: Your vessel displaces 477 tons and measures 116'L x 31'B. You ship a large wave on the after deck. What is the reduction in GM due to free surface before the water drains overboard, if the after deck measures 54'L x 31'B and the weight of the water is 51.5 tons?
N a. 6.43 feet N b. 6.75 feet N c. 6.99 feet Y d. 7.25 feet 1862: All electrical appliances aboard a vessel should be grounded to __________.
N a. prevent them from falling when the vessel rolls Y b. protect personnel from electrical shock N c. increase their operating efficiency N d. prevent unauthorized personnel from operating them 1920: Which statement is TRUE concerning life preservers?
N a. Buoyant vests may be substituted for life preservers. Y b. Kapok life preservers must have vinyl-covered pad inserts. N c. Life preservers must always be worn with the same side facing outwards. N d. Life preservers are not designed to turn a person's face clear of the water when unconscious. 2091: To inflate a davit launched liferaft you __________.
N a. initially connect the compressed air nozzle to the inflation tube Y b. pull the inflation lanyard N c. connect the hand pump to the inflation tube and pump it up N d. connect the helium nozzle to the inflation tube 2198: Which statement is TRUE concerning a sailing vessel with the sails properly trimmed?
N a. The more the sails are sheeted in, the greater your speed will be when sailing downwind. N b. As the sails are sheeted in, the vessel will heel less when close hauled. N c. As the sails are sheeted in on a close hauled course, speed will increase as the side forces on the vessel decrease. Y d. Sheeting in the sails will allow the vessel to sail closer to the wind but will decrease speed. 2246: What would be classified as grade "C" petroleum product?
N a. Reid vapor pressure of 14 psia, flash point of 60°F. N b. Reid vapor pressure of 7 psia, flash point of 85°F. Y c. Reid vapor pressure of 5 psia, flash point of 70°F. N d. Reid vapor pressure above 8 1/2 psia but less than 14 psia. 2284: The flammable limits for crude oil are __________.
N a. 1% to 6% mixture in air N b. 20% to 40% mixture in air N c. 0% to 1% mixture in air Y d. unavailable 2341: The SS AMERICAN MARINER is ready to sail with the load shown. Use the white pages of The Stability Data Reference Book to determine the available GM. ST-0060
N a. Available GM 5.26 ft Y b. Available GM 4.24 ft N c. Available GM 4.11 ft N d. Available GM 4.01 ft 2365: The space around a pipe in a wellbore, the outer wall of which may be the wall of either the borehole or the casing, is the __________.
N a. open hole N b. down hole N c. bore Y d. annulus 2462: If a leak occurred while loading diethylenetriamine, the chemical data guide indicates you would smell an odor similar to __________.
Y a. ammonia N b. rotten eggs N c. gasoline N d. None of the above 2494: An example of a grade C product is __________.
Y a. naphtha, vm and p N b. tridecanol N c. cottonseed oil N d. camphor oil 2607: The tendency of a grade "B" product to vaporize is indicated by its __________.
Y a. flash point N b. convection index N c. flammable range N d. ignition temperature 2644: When working on a tow, a good safety precaution is to __________.
N a. carry loads on your inside shoulder when walking along the outside of a barge N b. tighten ratchets outboard N c. walk on the top of covered barges when possible to avoid narrow gunwales Y d. always remove the toothpick after tightening the ratchet 2716: A life float on a fishing vessel must be equipped with __________.
N a. red parachute flares N b. drinking water N c. a jackknife Y d. a light 2778: Your vessel's drafts are: FWD 24'-06", AFT 25'-04"; and the KG is 17.8 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the remaining righting arm at 75° inclination if the center of gravity is 2.5 feet off the centerline.
N a. 2.5 feet N b. 3.3 feet Y c. 5.4 feet N d. 9.7 feet 2860: If a vessel loads 250 tons of deck cargo resulting in a GM of -0.3 foot on 8000 tons displacement, what will be the angle of loll? (Use the information in Section 1, the blue pages, of the Stability Data Reference Book)
N a. 16° N b. 13° Y c. 10° N d. 7° 2931: If the metacentric height is large, a floating MODU will __________.
N a. be tender N b. have a slow and easy motion Y c. be stiff N d. have a tendency to yaw 2970: An immersion suit must be equipped with a/an __________.
N a. air bottle for breathing N b. orange smoke canister Y c. whistle, light and retroreflective material N d. sea dye marker 3178: Assuming that the recommended hatch loading sequence is followed, how many long tons of iron ore may be loaded through hatch No. 23 while using a single belt loader to arrive at a desired mean keel draft of 28'-00"? (Use the Guidance Manual for Loading M.V. GRAND HAVEN.)
N a. 2930 tons N b. 3110 tons N c. 3170 tons Y d. 3240 tons 3212: Before starting a gasoline engine on a motorboat, you should make sure for safety that __________.
N a. the gasoline tank is full Y b. the bilges, cabins, etc. are thoroughly ventilated N c. you have fresh water on board N d. Each of the above is followed 3342: How many type B-II hand portable fire extinguishers are required in the machinery space of an uninspected motor vessel with 1,400 BHP? (Uninspected Vessel Regulations)
Y a. 2 N b. 3 N c. 4 N d. 5 3389: The draft of the SS AMERICAN MARINER cannot exceed 23'-06" in order to cross a bar. The present drafts are: FWD 22'-03", AFT 24'-00". Use the white pages of the Stability Data Reference Book to determine the minimum amount of sea water to ballast the forepeak to achieve this condition.
N a. 77 tons Y b. 96 tons N c. 120 tons N d. 124 tons 3415: A vessel has a strong wind on the port beam. This has the same affect on stability as __________.
Y a. weight that is off-center to starboard N b. increasing the draft N c. reducing the freeboard N d. increasing the trim 3615: The DEEP DRILLER is moored in 700 feet of water. The tension on anchor line #3 is 200 kips. What is the vertical component of chain tension for that line?
N a. 59.1 long tons Y b. 60.9 long tons N c. 89.3 long tons N d. 487.2 long tons 3739: Which procedure should NOT be done for a person who has fainted?
N a. Revive the person with smelling salts. N b. Loosen the clothing. N c. Lay the person horizontally. Y d. Give pain reliever. 3862: In accordance with Coast Guard Regulations, Coast Guard approved buoyant work vests __________.
N a. should be stowed in engineering spaces in lieu of approved life jackets because they are less bulky and permit free movement in confined spaces N b. may be used as a substitute for approved life preservers during routine drills, but never during an emergency Y c. should not be stowed where they could be confused with life jackets in an emergency N d. All of the above 3905: On the DEEP DRILLER, when using the starboard #2 ballast pump to provide water to the main deck from the sea, it is necessary to open valves __________.
Y a. 37, 35, 36, 45 N b. 37, 36, 46, 47 N c. 38, 47 N d. 38, 47, 45, 46 3974: In the illustration, the sea anchor is shown as item number_____. (D014SA )
N a. 7 N b. 13 N c. 15 Y d. 14 3986: A fire is discovered in the bow of your vessel while making way. The wind is from ahead at 35 knots. You should __________.
N a. remain on course and hold speed N b. remain on course but slack the speed N c. change course to put the wind on either beam and increase speed Y d. change course and put the stern to the wind 4048: Fire protection and manning regulations for towing vessels state that the Master or person in charge must ensure that all crew members who have not participated in the drills or received the safety orientation _____________ .
N a. receive a safety orientation or view a videotape before the vessel gets underway N b. view a videotape on safety procedures within 48 hours of reporting for duty Y c. receive a safety orientation within 24 hours of reporting for duty N d. none of the above 4078: When shifting to a course where the wind comes more from astern, easing the mainsheet will __________.
N a. bring the boom more fore and aft N b. decrease the force needed to haul on the mainsheet N c. bring the head of the sail down from the top of the mast Y d. allow the sail to catch more wind 4192: Alterations or repairs on inspected small passenger vessels must be done __________.
N a. under the direction of the Officer in Charge, Marine Inspection N b. in accordance with the regulations of Subchapter "S" (Subdivision and Stability) N c. in accordance with regulations in effect when the vessel was contracted for, as long as the repairs are minor Y d. All of the above 4317: Curve B in the Design Limits of Legs Chart of the Coastal Driller Operating Manual, shows the operating limits during normal transit based on __________.
Y a. leg strength N b. variable load N c. environmental load N d. load line 4641: What is the change in longitudinal moments for the Coastal Driller if 2.0 feet of drill water is transferred from a full drill water tank #23 to an empty drill water tank #1?
N a. 15,565 foot-kips increase N b. 7,585 foot-kips increase Y c. 15,565 foot-kips decrease N d. 16,041 foot-kips decrease 5283: The DEEP DRILLER suffers minor flooding of the starboard pump room while in transit. If both starboard bilge pumps fail to dewater the pump room, you may use __________.
Y a. starboard drill water pump N b. starboard saltwater service pump N c. starboard ballast pumps N d. port ballast pumps and crossover system 5941: Each fire hydrant serving machinery spaces containing oil fired boilers, internal combustion machinery, or oil fuel units must be equipped with a __________.
N a. fireman's outfit Y b. low-velocity spray applicator N c. marine strainer N d. pick axe 6497: The only type of helicopter that may be refueled with the engine running and the blades turning is __________.
N a. a helicopter carrying cargo only Y b. a turbine-equipped helicopter N c. a Sikorsky N d. a helicopter carrying injured personnel in an emergency situation 6503: If, during helicopter refueling operations, fuel is spilled on clothing, the person should first __________.
N a. see the medic immediately N b. spray himself with foam or CO2 N c. complete his task and then see the medic Y d. remove the clothing and wash 6573: To determine the number of industrial personnel allowed on a mobile offshore drilling unit, you should check the __________.
N a. Muster List ("Station Bill") N b. Safety of Life at Sea Certificate Y c. Certificate of Inspection N d. Operations Manual 6683: How must each storage tank for helicopter fuel on a MODU be marked?
N a. DANGER - KEEP AWAY N b. DANGER - EXPLOSIVE VAPORS N c. DANGER - NO SMOKING Y d. DANGER - FLAMMABLE LIQUID 6857: Prior to getting underway, the Master or person in charge of a MODU must __________.
N a. conduct a fire drill N b. conduct a boat drill Y c. log the fore and aft draft marks N d. test the emergency generator 6907: On offshore drilling units, notification shall be given to the Coast Guard of a casualty if a person is injured and unable to perform routine duties for __________.
Y a. any amount of time N b. more than 24 hours N c. more than 36 hours N d. more than 72 hours 7318: A cabinet or space containing the controls or valves for the fixed firefighting system must be __________.
Y a. posted with instructions on the operation of the system N b. ventilated and equipped with explosion-proof switches N c. painted with red and black diagonal stripes N d. equipped with a battery powered source of emergency lighting 8551: On offshore drilling units, each fire station is required to be fitted with at least one spanner and at least one __________.
N a. fire axe Y b. hose rack N c. sandbag N d. scupper 8715: Starboard ballast pump #1 on the DEEP DRILLER has failed. To deballast from tank C2SA using starboard ballast pump #2, it is necessary to open the manual valve and which motor driven valves?
Y a. 15, 34, 35, 36, 46, 48 N b. 16, 27, 32, 35, 36, 48 N c. 15, 33, 43, 48 N d. 14, 34, 35, 36, 46, 48 9287: What is the longitudinal shift in the center of gravity if 200 short tons is moved ten feet to port and 30 feet forward on a MODU with a displacement of 8,960 long tons?
N a. 0.20 foot N b. 0.22 foot Y c. 0.67 foot N d. 0.84 foot 9485: The difference between the starboard and port drafts due to wind or seas is called __________.
N a. list Y b. heel N c. trim N d. flotation