Overhauling a fire in the living quarters on a vessel must include（）.

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• Your vessel is equipped with a fixed CO2 system and a fire main system. In the event of an electrical fire in the engine room what is the correct procedure for fighting the fire?（）

  A . Use the CO system and evacuate the engine room B . Use the fire main system and evacuate the engine room C . Evacuate the engine room and use the CO system D . Evacuate the engine room and use the fire main system

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• A class "C" fire would most likely occur in the （）.

  A . engine room bilges B . main switchboard C . paint locker D . rag bi

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• If there were a fire in the bunker tanks, you would（）

  A . close the vent B . pump out the tank C . activate the fixed CO system D . cut off the heating coil

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• If a CO2 fire extinguisher is not readily available, which of the listed fire extinguishers would be best suited to combat a small electrical fire in a switchboard?（）

  A . Dry chemical B . Halon C . Low velocity fog D . Steam

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• In the event of a fire, the doors to a stair tower must be closed to prevent the spread of fire by （）.

  A . convection B . conduction C . radiation D . ventilatio

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• The FIRST course of action in fighting a fire in a cargo or fuel oil tank is to （）.

  A . secure all openings to the tank B . discharge an initial charge of CO with a hand portable extinguisher C . direct a fire hose into the tank and energize the fire main D . spray the tank boundaries with a fire hose to promote cooling

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• In order to discharge a C02 portable fire extinguisher , the operator must first（）.

  A . invert the CO extinguisher B . squeeze the two trigger handles together C . remove the locking pin D . open the discharge valve

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• In fighting a fire in a fuel tank, the FIRST action you should attempt is to （）.

  A . secure all sources of fresh air to the tank B . begin transferring the fuel to other tanks C . top off the tank to force out all vapors D . station someone at the fixed CO release control

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• Your vessel is equipped with a fixed C02 system and a fire main system. In the event of an electrical fire in the engine room what is the correct procedure for fighting the fire?（）.

  A . Use the C0 system and evacuate the engine room B . Use the fire main system and evacuate the engine room C . Evacuate the engine room and use the C0 system D . Evacuate the engine room and use the fire main system

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• When there is a flame failure in an automatically fired auxiliary boiler, the （）.

  A . air supply is shut off B . fuel supply is shut off C . water supply is shut off D . safety valve lift

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• A fire in the galley always poses the additional threat of（）.

  A . contaminating food with extinguishing agent B . shutting all sources of air into the compartment C . closing the sea chest D . a grease fire in the ventilation system

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• The most likely place for a fire to start through the process of spontaneous combustion is in （）.

  A . an electrical switchboard B . the pressure tanks C . the fuel oil tanks D . the oily rag bi

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• Overhauling a fire in the living quarters on a vessel must include（）.

  A . opening dead spaces to check for heat or fire B . evacuation of the vessel C . sounding the "all clear" signal D . operation of the emergency generator

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• After a fire has been extinguished in a closed space, personnel may safely enter the space when （）.

  A . smoke density has been decreased sufficiently to see the bulkhead opposite the compartments entrance B . a lifeline and explosion proof flash light are used C . all smoke and toxic fumes are removed and an adequate oxygen supply is present D . overhaul has been completed to remove any possible source of re-ignitio

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• A distorted furnace in a fire-tube auxiliary boiler may be the result of （）

  A . firing for extended periods in the low fire mode B . overheating, due to waterside deposits C . varying the water level above the crown sheet D . carrying excessive alkalinity in the boiler water

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• A firebox explosion in an automatically fired auxiliary boiler may be the result of （）

  A . excessive purging before lighting off B . insufficient trail for ignition period C . a faulty transformer in the ignition circuit D . insufficient purging before lighting off

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• What is required in addition to the heat，fuel，and oxygen of the fire triangle to have a fire?（）

  A . Electricity B . Chain reaction C . Pressure D . Smoke

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• The preferred agent used in fighting a helicopter crash fire is（）.

  A . CO B . dry chemical C . water D . foam

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• A class "B" fire would most likely occur in the （）.

  A . main switchboard B . engine room bilge C . breathing compartment D . electric fresh water transfer pum

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• Fighting a fire in the galley poses the additional threat of（）.

  A . contaminating food with extinguishing agent B . spreading through the engineering space C . loss of stability D . a grease fire in the ventilation system

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• There is a fire in the crew’s quarters of your vessel. You should（）.

  A . ventilate the quarters as much as possible B . prepare to abandon ship C . close all ventilation to the quarters if possible D . attempt to put the fire out yourself before sounding the alarm

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• Fighting a rig fire in a watertight compartment with hoses could reduce the stability of the rig by（）.

  A . progressive downflooding B . reducing the level of drill water from the storage tanks C . causing a list due to the water in the compartment D . reducing the KG to minimum allowable

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• In Beoulf, the Anglo-Saxons fought agaist the monster Grendel and a fire breathing dragon.（）

  是 否

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• A family of three ducks ________ in the fire.

  A．paralyze B．perished C．whirl D．midst

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