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.
85: To prevent the spread of fire by convection you should __________.
N a. shut off all electrical power N b. remove combustibles from direct exposure N c. cool the bulkhead around the fire Y d. close all openings to the area 139: When fighting a fire in an enclosed space, the hose team should crouch as low as possible to __________.
N a. protect themselves from smoke N b. obtain the best available air N c. allow the heat and steam to pass overhead Y d. All of the above 519: A vessel must have at least two fireman's outfits aboard if she __________.
N a. is documented N b. is over 100 gross tons N c. is under foreign articles Y d. has more than 49 people aboard 642: As an extinguishing agent, foam __________.
Y a. conducts electricity N b. should be directed at the base of the fire N c. is most effective on burning gases which are flowing N d. extinguishes by cooling oil fires below ignition temperature 816: You are crude oil washing on a tanker with an inert gas system. What percentage of oxygen must the inert gas system produce and deliver to the tanks?
N a. 0% Y b. 5% N c. 8% N d. 11% 950: Your vessel has taken a slight list from off-center loading of material on deck. The __________.
Y a. list should be easily removed N b. mean draft is affected N c. vessel may flop N d. vessel is trimmed 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 1114: The National Weather Service differentiates between small craft, gale, whole gale, and hurricane warnings by the __________.
N a. amount of rain forecasted N b. wave heights forecasted N c. amount of cloud cover forecasted Y d. wind speed forecasted 1178: The lowest temperature required to cause self-sustained combustion of a substance independent of any outside source of ignition is called __________.
N a. explosive range N b. flash point Y c. ignition temperature N d. combustion temperature 1300: Blocks and falls used as lifeboat gear must be designed with a minimum safety factor of __________.
N a. 4, based on the breaking strength N b. 5, based on the maximum allowable stress Y c. 6, based on the maximum working load N d. 8, based on the normal working load 1382: Ventilation systems connected to a compartment in which a fire is burning are normally closed to prevent the rapid spread of the fire by __________.
Y a. convection N b. conduction N c. radiation N d. spontaneous combustion 1398: The size of fire hydrant hose connections on a cargo vessel must be either 1-1/2 inches or __________.
N a. 1 inch Y b. 2-1/2 inches N c. 3 inches N d. 3-1/2 inches 1448: After making the required notification that a large oil spill into the water has occurred, the FIRST action should be to __________.
N a. apply straw or sawdust on the oil Y b. contain the spread of the oil N c. throw grains of sand into the oil N d. have the vessel move out of the spill area 1533: Which statement is TRUE?
N a. You need not keep a record of ground garbage dumped into the sea more than 25 miles offshore. N b. You need not keep a record of garbage incinerated on the ship. N c. You must keep a record of the approximate weight of the garbage dumped. Y d. You must keep a record of garbage discharged in port to a shore facility. 1627: The canvas covering of fire hose is called the __________.
N a. casing N b. outer hose N c. line cover Y d. jacket 1662: By regulation, your cargo vessel must have __________.
Y a. sufficient facilities for the crew to wash their clothes N b. a wash basin in each room N c. separate toilet facilities for engineers where their number exceeds six N d. All of the above 1672: Which of the following would be considered downflooding on a fishing vessel as defined in regulation?
Y a. Vessel heels until water enters a hatch. N b. Vessel in collision floods through a damaged area above the waterline. N c. Vessel takes on water due to the hatches being left open in heavy rain. N d. Vessel takes on water by the propeller shaft due to failure of the stern gland. 1817: Offshore drilling units that carry twelve or more persons on a voyage of more than three days must have a __________.
N a. recreation room N b. radar room Y c. hospital space N d. navigation space 1872: Your vessel displaces 641 tons. The existing deck cargo has a center of gravity of 3.6 feet above the deck and weighs 36 tons. If you load 22 tons of ground tackle with an estimated center of gravity of 2.0 feet above the deck, what is the final height of the CG of the deck cargo?
N a. 2.33 feet N b. 2.55 feet N c. 2.77 feet Y d. 2.99 feet 2008: Your vessel measures 119 feet long by 17 feet in beam. If the natural rolling period at a draft of 5'-05" is 6 seconds, what is the GM?
N a. 1.14 feet N b. 1.36 feet Y c. 1.55 feet N d. 1.96 feet 2031: Which condition is NOT necessary for a combustible liquid to burn?
N a. The temperature of the substance must be equal to or above its fire point. N b. The air must contain oxygen in sufficient quantity. N c. The mixture of vapors with air must be within the "explosive range." Y d. All of the above are necessary for a combustible liquid to burn. 2038: Which system is least likely to be subject to fading or static interference?
N a. HF SITOR Y b. INMARSAT N c. Digital Selective Calling on channel 70 N d. VHF ARQ 2262: What is the Vapor pressure of ethylene oxide at 46 °C?
N a. 10.9 (psia) N b. 38.5 (psia) Y c. 48.0 (psia) N d. 15.2 (psia) 2363: Use the material in Section 1, the blue pages, of the Stability Data Reference Book. If the KG is 22.0 feet, and the drafts are: FWD 23'-06", AFT 24'-03"; at what angle will the vessel lose positive stability?
N a. 76° N b. 84° N c. 89° Y d. 98° 2484: Who may approve cargo piping to pass through a machinery space for a barge designed to carry only grade E products?
N a. American Bureau of Shipping N b. National Cargo Bureau Y c. Commandant, U.S. Coast Guard N d. Vessel owner 2650: Which product(s) is(are) compatible with the product ethylene cyanohydrin?
N a. Sulfuric acid N b. Nitric acid N c. Isocyanates Y d. Ammonia 2795: The true mean draft of a MODU is the draft __________.
N a. midway between drafts forward and aft Y b. at the center of flotation N c. at the load line N d. at the center of buoyancy 3124: On a life float or buoyant apparatus, the life line is __________. (small passenger vessel regulations)
Y a. secured around the sides and ends in bights of not longer than three feet N b. woven into a net and secured in the center of the float N c. used for securing unconscious persons to the sides N d. the lanyard for securing provisions 3159: Fusible-link fire dampers are operated by __________.
N a. a break-glass and pull-cable system N b. electrical controls on the bridge N c. a mechanical arm outside the vent duct Y d. the heat of a fire melting the link 3217: Which of the devices listed will prevent an inflated liferaft from being pulled under by a vessel which sinks in water over 100 feet deep?
N a. The hydrostatic release N b. A shear pin N c. A rottmer release Y d. A weak link in the painter 3260: A length of fire hose shall be __________. (small passenger vessel regulations)
Y a. attached to each fire hydrant at all times N b. equipped with a rotary sprinkler head N c. marked with the lot number and wholesale price N d. not more than 10 feet in length 3326: The nozzle of a gasoline hose or can should be kept __________.
Y a. in contact with the fill opening to guard against static spark N b. from making contact with the fill opening to guard against static spark N c. in contact with the fill opening to allow proper venting N d. None of the above 3352: Which personal lifesaving device(s) is(are) approved for use on a towboat 150 feet in length? (Uninspected Vessel Regulations)
Y a. Life preserver N b. Buoyant vest or cushion N c. Special purpose safety device N d. All of the above 3373: The DEEP DRILLER at survival draft loads 2,068.1 long tons of ballast. What is the new draft?
N a. 30.0 feet N b. 45.0 feet Y c. 60.0 feet N d. 75.0 feet 3423: What is the trim of a jack-up with forward draft of 11 feet and aft draft of 13.75 feet?
N a. 1.38 feet by the stern N b. 1.45 feet by the stern Y c. 2.75 feet by the stern N d. 2.90 feet by the stern 3458: When fighting a fire in a space containing an IMO class 1 hazardous cargo, the most effective fire fighting procedure is to __________.
N a. shut down the ventilation and exclude all air to smother the fire Y b. use water from fire hoses or a sprinkler system N c. activate the fixed CO2 firefighting system N d. use high-expansion foam 3483: The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). If the contents of #6 and #7 Drill Water Tanks are discharged, what is the new transverse free surface correction?
N a. 1.77 feet Y b. 1.67 feet N c. 1.56 feet N d. 1.45 feet 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 3564: The sea painter of a rescue boat should be led __________.
Y a. forward and outboard of all obstructions N b. forward and inboard of all obstructions N c. up and down from the main deck N d. to the foremost point on the vessel 3728: A crew member has suffered frostbite to the toes of the right foot. Which is NOT an acceptable first aid measure?
Y a. Rub the toes briskly. N b. Elevate the foot slightly. N c. Rewarm rapidly. N d. Give aspirin or other medication for pain if necessary. 3729: A crew member suffering from hypothermia should be given __________.
N a. a small dose of alcohol Y b. treatment for shock N c. a large meal N d. a brisk rub down 3835: What port-side valves must be open to transfer ballast from Tank 10P to Tank 1P on the DEEP DRILLER, using the Port #1 ballast pump?
Y a. 23, 35, 34, 33, 43, and 2 N b. 23, 43, 33, and 1B N c. 23, 33, 43, and 1 N d. 23, 35, 34, 33, 43, and 1 3938: You have abandoned ship in rough weather. After picking up other survivors in your liferaft, what should you do next?
Y a. Close up the entrances. N b. Top up the buoyancy tubes. N c. Prepare for the arrival of rescue units. N d. Decide on food and water rations. 4028: Fire protection regulations for towing vessels allow all of these types of fuel piping, EXCEPT ____________ .
N a. steel N b. aluminum in an aluminum-hulled vessel Y c. schedule 80 fire resistant plastic pipe N d. nickel-copper, copper-nickel or annealed copper 4038: Fire protection regulations for towing vessels require all crew members to know how to perform each of these tasks EXCEPT ____________ .
Y a. start the mechanical ventilation system for the engine room N b. operate the fuel shut-off for the engine room N c. operate all fire extinguishing equipment aboard the vessel on board the vessel, including starting the fire pump N d. All of the above 4273: The overturning forces acting on a floating jack-up are generally dominated by __________.
N a. waves N b. current Y c. wind N d. tide 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 5122: You are scheduled to load 3700 tons of cargo, 45 tons of crew effects and stores and 427 tons of fuel. Use the blue pages of the Stability Data Reference Book to determine the vessel's mean draft in fresh water.
N a. 17'-01" N b. 17'-00" Y c. 17'-10" N d. 18'-00" 5791: In storm conditions, with the wind and waves from the port bow of the DEEP DRILLER in 400 feet water depth, the tensions in mooring lines 1 and 2 are 400 kips. Completely slacking the mooring lines 5 and 6 reduces the tension in mooring lines 1 and 2 to about __________.
N a. 375 kips Y b. 330 kips N c. 275 kips N d. 220 kips 6088: What is the meaning of the signal DX RQ when sent by the International Code of Signals?
Y a. Are you sinking? N b. The call sign of a vessel registered in the Philippines. N c. The damage can be repaired at sea. N d. There are no tugs available. 6175: It is the responsibility of the Master or person in charge of a MODU to ensure that __________.
N a. the Muster List ("Station Bill") is posted in each compartment Y b. temporary personnel and visitors are advised of emergency stations N c. names of crew members are listed on the Muster List ("Station Bill") N d. no changes are made to the Muster List ("Station Bill") 6193: What is best suited for fighting a fire in a ballast control room?
N a. Automatic sprinkler system N b. Steam smothering system N c. Dry chemical system Y d. Carbon dioxide system 6277: The SS AMERICAN MARINER has drafts of: FWD 22'-03", AFT 26'-05". Use the white pages of the Stability Data Reference Book to determine the drafts if you ballast the forepeak with 77 tons of seawater.
N a. FWD 22'-08.7", AFT 26'-02.2" N b. FWD 22'-09.3", AFT 26'-01.6" N c. FWD 22'-09.9", AFT 26'-01.0" Y d. FWD 22'-10.5", AFT 26'-00.4" 6643: How many adult life jackets are required on board a MODU?
N a. Enough for 100 percent of the persons allowed on board N b. One for each work station and industrial work site N c. Enough for 150 percent of the persons allowed on board Y d. Both A & B above 7081: In managing a situation involving multiple injuries, the rescuer must be able to __________.
N a. provide the necessary medication Y b. rapidly evaluate the seriousness of obvious injuries N c. accurately diagnose the ailment or injury N d. prescribe treatment for the victim 7393: When a davit-launched raft is lowered from a MODU, upon becoming waterborne, the raft is released by __________.
N a. activating the release lock of the hook N b. pulling smartly on the knobbed cocking lanyard Y c. the effects of buoyancy removing the weight of the raft from the hook N d. releasing the boarding flap and the bowsing lines 7787: A moment is obtained by multiplying a force by its __________.
N a. couple Y b. lever arm N c. moment of inertia N d. point of application 8981: The important initial stability parameter, GM, is the __________.
Y a. metacentric height N b. height of the metacenter above the keel N c. height of the center of buoyancy above the keel N d. height of the center of gravity above the keel 9105: Each ventilation system for an enclosed classified location on a MODU must provide a complete change of air every __________.
N a. 3 minutes Y b. 5 minutes N c. 7 minutes N d. 10 minutes 9517: Aboard a vessel, dividing the sum of the transverse moments by the total weight yields the vessel's __________.
N a. vertical moments Y b. transverse position of the center of gravity N c. inclining moments N d. righting moments