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.
137: The officer responsible for the sanitary condition of the engineering department is the __________.
N a. Master N b. Chief Mate Y c. Chief Engineer N d. First Assistant 282: The difference in water spray pattern between the high-velocity tip and low-velocity applicator used with the all-purpose nozzle is due to __________.
N a. a difference in water pressure Y b. the method of breaking up the water stream N c. the length of the applicator N d. All of the above 442: On the all-purpose nozzle, the position of the valve when the handle is all the way forward is __________.
Y a. shut N b. fog N c. solid stream N d. spray 516: Which toxic gas is a product of incomplete combustion, and is often present when a fire burns in a closed compartment?
N a. Carbon dioxide N b. Hydrogen sulfide Y c. Carbon monoxide N d. Nitric oxide 630: Reserve buoyancy is __________.
N a. also called GM N b. the void portion of the ship below the waterline which is enclosed and watertight N c. affected by the number of transverse watertight bulkheads Y d. the watertight portion of a vessel above the waterline 784: While communicating with a shore station concerning an injured female, your message should indicate the subject's age is 32. Which code would your message contain?
N a. MAO 32 N b. MAJ 32 N c. MAL 32 Y d. MAK 32 794: An oiler was badly burned and you are communicating with a passenger ship that has a doctor and hospital on board. You want to rendezvous in a certain position so the oiler can be evacuated for medical treatment. Which code should your message contain?
N a. MAF Y b. MAB N c. MAA N d. MAE 1004: The lifesaving signal used to indicate, "Landing here highly dangerous" is __________.
N a. firing of a white star signal Y b. firing of a red star signal N c. vertical motion of a red light N d. code letter "K" given by light or sound signaling apparatus 1033: Your vessel has been in a collision. After assessing the damage, you begin down flooding. This will cause the KB to do what?
N a. Fall N b. Remain stationary Y c. Rise N d. Shift to the high side 1298: If a powdered aluminum fire is being fought, the correct extinguishing agent would be __________.
Y a. dry powder N b. water fog N c. CO2 N d. steam 1741: The maximum allowable oxygen content within the ship's cargo tanks, inert gas piping and the vapor recovery system is __________.
N a. 4% N b. 5% Y c. 8% N d. 10% 1743: Introducing inert gas into a tank already inert with the object of further reducing the oxygen or hydrocarbon content to prevent combustion if air enters the tank is called __________.
Y a. purging N b. gas freeing N c. gas dispersion N d. bonding 1761: After jacking down your liftboat you have an unexpected list. You find that the only cause of this list must be a flooded leg. The list caused by a flooded leg means your vessel has a(n)____________.
N a. negative GM (metacentric height) Y b. decrease in the GZ (righting arm) N c. increase in the waterplane and the metacentric height N d. less chance of deck edge immersion 1780: How often must a compulsory vessel's GMDSS radio station be inspected?
N a. Annually, by the U.S. Coast Guard Y b. Annually, by the FCC or designated authority N c. Annually, by the FCC, and every six months if the vessel sails outside of the Sea Areas A1 and A2 N d. The FCC's annual inspection may be waived if, and only if, monthly inspections are performed by the vessel's onboard GMDSS Radio Maintainer. 1847: An offshore drilling unit must be equipped with a first aid kit approved by the __________.
N a. Coast Guard N b. American Bureau of Shipping N c. Minerals Management Service Y d. Mine Safety and Health Administration 1985: Each emergency generator on a mobile offshore drilling unit, when tested, must be run under a full load for at least __________.
N a. one hour Y b. two hours N c. ten hours N d. four hours 1985: Each emergency generator on a mobile offshore drilling unit, when tested, must be run under a full load for at least __________.
N a. one hour Y b. two hours N c. ten hours N d. four hours 2313: A hydraulic accumulator aboard a MODU is designed to __________.
Y a. store fluid under pressure N b. act as a fluid reservoir N c. provide overpressure relief N d. replenish fluid to a system 2331: What prevents water running along the shaft of a leaking centrifugal pump from entering the shaft bearing?
N a. Shaft seal Y b. Water flinger N c. Drain hole N d. Lantern ring 2386: What are the vessel equipment and personnel requirements for GMDSS?
N a. Two licensed GMDSS radio operators N b. Equipment carriage requirements N c. Distress alerting and response Y d. All of the above 2425: Every seaman injured on a fishing vessel must report the injury to the Master, individual in charge, or other agent of the employer __________.
N a. before the end of the voyage N b. no later than 24 hours after the vessel docks Y c. no later than 7 days after the injury occurred N d. only if the injury prevents him from working 2443: The SS AMERICAN MARINER has the liquid loading shown. Use the white pages of The Stability Data Reference Book to determine the KG of the liquid load. ST-0063
N a. 4.0 feet N b. 5.6 feet N c. 6.0 feet Y d. 6.8 feet 2473: In very deep water drilling, it becomes necessary to reduce tension caused by the weight of the riser joints. This is accomplished by using a(n) __________.
N a. aluminum riser N b. tapered riser Y c. buoyant riser N d. intermediate tensioner 2535: The connection facilities for the international shore connection must be located to provide access __________.
Y a. to each side of the vessel N b. as close as possible to the house N c. on the main deck N d. on each level of the accommodation space 2635: In MODU construction, beams are transverse girders which provide support to __________.
N a. bulkheads N b. deckhouse structures Y c. decks N d. vertical frames 2736: Your vessel's drafts are: FWD 22'-04", AFT 23'-06"; and the KG is 22.4 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 19° inclination if the center of gravity is 1.3 feet off center.
Y a. 0.2 foot N b. 0.8 foot N c. 1.4 feet N d. 2.2 feet 2910: You have loaded a deck cargo, and the vessel has assumed a 6° list due to negative GM. Your salt water drafts are: FWD 16'-02", AFT 16'-06". If you then load 825 tons of cargo in the lower holds (VCG 11.5 feet) and take on 624 tons of bunkers (VCG 2.5 feet), what is the final GM? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
N a. 3.0 feet N b. 2.7 feet N c. 2.4 feet Y d. 1.9 feet 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 3113: For a MODU with trim, an increase in GMT will cause the inclination to __________.
N a. stabilize at an angle of loll Y b. decrease N c. increase N d. remain constant 3250: Which statement is TRUE concerning fire hose on a small passenger vessel?
N a. Fire hose shall be at least 3/4" outside diameter. N b. One length of fire hose shall be provided for every two fire hydrants. N c. All fittings on hoses shall be of steel or other ferrous metal. Y d. A length of hose with nozzle attached shall be attached to each fire hydrant at all times. 3343: The righting moment created by a MODU that displaces 15,000 tons with a righting arm (GZ) of 0.02 foot is __________.
N a. 3,000 foot-tons N b. 750 foot-tons N c. 600 foot-tons Y d. 300 foot-tons 3376: Outlets in gasoline fuel lines are _____________,
N a. permitted for drawing fuel samples N b. permitted for draining fuel from lines N c. permitted for bleeding air from lines Y d. prohibited 3417: Which statement is TRUE concerning an inflatable liferaft?
N a. The floor may be inflated for insulation from cold water. N b. Crew members may jump into the raft without damaging it. N c. The raft may be boarded before it is fully inflated. Y d. All of the above 3443: The DEEP DRILLER, at a draft of 60 feet, has a KGT of 57.11 feet and TCG of 0.5 foot to port. What is the list angle?
N a. 2° port N b. 3° port N c. 4° port Y d. 5° port 3524: Each fireman's outfit and its spare equipment on a tankship must be stowed in a(n) __________.
N a. locked cabinet in the machinery space N b. unlocked cabinet in the machinery space Y c. separate and accessible location N d. location near a fire hydrant 3551: Which toxic gas is a product of incomplete combustion, and is often present when a fire burns in a closed compartment?
Y a. Carbon monoxide N b. Carbon dioxide N c. Hydrogen sulfide N d. Nitric oxide 3624: What is the International Code signal for calling an unknown station using flashing light?
Y a. AA AA N b. UNK N c. STA N d. CQ 3785: What are the vertical moments for P-Tank #1 on the DEEP DRILLER if the ullage is 3.0 feet?
N a. 1,167 foot-tons N b. 4,002 foot-tons Y c. 6,758 foot-tons N d. 9,739 foot-tons 3797: What are the longitudinal moments for the contents of P-tank #1 of the DEEP DRILLER if the ullage is 2.3 feet?
Y a. -3,096 ft-tons N b. -3,880 ft-tons N c. -4,663 ft-tons N d. -6,509 ft-tons 3906: When a lifeline is required to be attached to a ring life buoy it must be at least __________.
N a. 30 feet long Y b. 60 feet long N c. 90 feet long N d. 120 feet long 3937: On the DEEP DRILLER, to pump bilge water out of the starboard pump room using both bilge pumps, it is necessary to open valves __________.
N a. 41 and 42 N b. 39 and 40 Y c. 39, 40, 41, and 42 N d. 39, 40, 41, 42, 26, and 28 4010: A ship that, at any time, operates seaward of the outermost boundary of the territorial sea is required to prepare, submit, and maintain a(n) __________.
N a. synthetic plastic discharge plan N b. oil discharge plan Y c. shipboard oil pollution emergency plan N d. vapor recovery procedures plan 4083: The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). What is the new height of the center of gravity corrected for longitudinal free surface effects if the entire contents of Salt Water Ballast Tanks 1P and 1S are discharged?
N a. 67.04 feet N b. 68.02 feet N c. 68.72 feet Y d. 69.21 feet 4243: The Cantilever Beam Load Chart for the COASTAL DRILLER shows the load limits in the hook, setback, conductor tension, and __________.
N a. wind loads N b. wave loads N c. pipe rack loads Y d. rotary loads 4484: The SS AMERICAN MARINER has on board 6285 tons of cargo with an LCG-FP of 272.45 feet. See the distribution of the cargo to be loaded. Use the white pages of The Stability Data Reference Book to determine the final LCG-FP of the cargo. ST-0162
N a. LCG-FP 271.2 feet Y b. LCG-FP 272.1 feet N c. LCG-FP 273.6 feet N d. LCG-FP 274.6 feet 5281: The DEEP DRILLER suffers minor flooding of the port pump room while in transit. If both port bilge pumps fail to dewater the pump room, you may __________.
Y a. use port drill water pump N b. use port saltwater service pump N c. use port ballast pumps N d. use starboard ballast pumps and crossover system 5627: For a semisubmersible moored in heavy weather conditions, the weather lines should be adjusted so that several lines carry about the same tension, and the leeward lines are __________.
N a. tensioned to reduce weather mooring line tensions Y b. paid out to reduce weather mooring line tensions N c. adjusted so that at least 1,000 feet of chain lie along the bottom N d. adjusted so that the vertical component of chain tension at the lower fairlead is not excessive 6624: The color of the signal flare sent up by a submarine indicating that a torpedo has been fired in a training exercise is ___________,
N a. red N b. white Y c. green N d. red 6671: Each hand portable fire extinguisher on a MODU must be marked with __________.
N a. the name of the unit on which it is located N b. the date that it was installed on the unit N c. the names of the individuals qualified to use it Y d. an identification number different from other extinguishers on the unit 6817: How long must the records of tests and inspections of fire fighting equipment on board a MODU be retained on board?
N a. 6 months N b. 1 year N c. 3 years Y d. Until the next inspection for certification 7583: Stability is determined by the relationship of the center of gravity and the __________.
N a. water depth N b. keel N c. center of flotation Y d. center of buoyancy 8197: If a severe storm threatens the COASTAL DRILLER while elevated as shown in the Sample Load Form #3 (Drilling), the variable loads would have to be reduced by __________.
N a. 3,282.5 kips N b. 2,381.0 kips Y c. 1,000.0 kips N d. 901.5 kips 8217: What is the purpose of a striker plate?
N a. Provides surface for applying force on machinery Y b. Provides landing surface for the sounding bob N c. Absorbs machinery vibration N d. Prevents valve stem over-travel 8263: When removing the cap from a sounding tube on a MODU, the sound of air escaping indicates the tank __________.
N a. is full Y b. may be partially flooded N c. level has dropped N d. is completely flooded 8323: The Lethal Concentration of H2S that will cause death with short-term exposure is a minimum of __________.
N a. 100 ppm N b. 200 ppm N c. 400 ppm Y d. 700 ppm 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 9293: An elevated jack-up weighs 14,000 kips. The drill floor, weighing 700 kips, is skidded 10.0 feet to starboard. The change in TCG is __________.
N a. 9.00 feet starboard Y b. 0.50 foot starboard N c. 1.50 foot starboard N d. 1.00 foot starboard 9437: A wind has caused a difference between drafts starboard and port. This difference is __________.
N a. list Y b. heel N c. trim N d. flotation 9487: The geometric center of the underwater volume of a floating vessel is the center of __________.
N a. hydrodynamic forces N b. flotation N c. gravity Y d. buoyancy 9565: The LCG of a vessel may be found by dividing displacement into the __________.
N a. longitudinal center of gravity of the vessel N b. sum of the vertical moments of the vessel Y c. sum of the longitudinal moments of the vessel N d. longitudinal baseline of the vessel