When fighting fires in spaces containing bottles of LPG (liquefied petroleum gas)，you should （）.

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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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• When fighting an oil or gasoline fire in the bilge，which of the following should NOT be used?（）

  A . Foam B . Solid stream water nozzle C . All-purpose nozzle D . Carbon dioxide

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• When using carbon dioxide to fight a fire on a bulkhead，the CO2 should be applied（）.

  A . first to the bottom of the flaming area，sweeping from side to side，and following the flames upward B . in a circular motion from the middle of the bulkhead outward C . to the top of the flaming area，sweeping from side to side，and working toward the bottom D . in an up-and-down motion from one side of the bulkhead to the other

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• What is an advantage of using foam in fire fighting?（）

  A . It is effective in controlling fire in flowing oil such as coming from a broken fuel line B . It absorbs heat from materials that could cause reignition C . Most foams can be used jointly with dry chemical extinguishing agents to attack a fire by two methods of extinguishment D . Once the surface is blanketed with foam and the fire is extinguished，no further foam is required

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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 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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• The FIRST step to take in fighting an engine room fire resulting from a ruptured fuel oil service line, is to （）.

  A . evacuate all engine room personnel B . fight the fire with hand portable extinguishers C . activate the main CO bank D . stop the flow of leaking fuel oil

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• When fighting a spreading fire resulting from a broken fuel line, you should FIRST （）.

  A . look for a CO extinguisher B . use a soda acid extinguisher C . shut off the fuel supply D . smother the fire with rag

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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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• Fighting a rig fire in the ballast pumproom with hoses would adversely affect the stability of the rig most by（）.

  A . increasing the permeability of the pumproom B . reduction of drill water from the storage tanks C . a list caused by water filling the compartment D . a reduced KG caused by water filling the compartment

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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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• Large volumes of carbon dioxide are safe and effective for fighting fires in enclosed spaces，such as in a pumproom，provided that the（）.

  A . persons in the space wear gas masks B . persons in the space wear damp cloths over their mouths and nostrils C . ventilation system is secured and all persons leave the space D . ventilation system is kept operating

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• When there is a fire in a large electric motor, normally the very FIRST step is to （）

  A . secure the electric supply B . ventilate area to remove smoke C . start the fire pump and lead out hose D . apply foam

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• The SOLAS convention prescribes that in the fire fighting drill the duty engineer should start the pump and supply deck water in（） minute(s).

  A . 5 B . 3 C . 2 D . 1

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• A foam-type portable fire extinguisher is most useful in fighting a fire in（）.

  A . generators B . oil drums C . the bridge controls D . combustible metal

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• The straight stream capability of an all-purpose nozzle is used in fighting a class A fire to（）.

  A . shield fire fighters from radiant heat B . break up burning material C . get the most water possible on the fire D . drive heat and smoke ahead of the fire fighter

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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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• 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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• When possible，what is the FIRST step in fighting an engine fuel-pump fire which results from a broken fuel line?（）

  A . Secure all engine room doors，hatches，and vents B . Close the fuel line valve C . Check the spread of the fire with foam D . Cast the barge off the wharf

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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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• When the fire broke out, almost all the people lost their_____and ran in all directions.

  A．minds B．heads C．hearts D．brains

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• Damage to cargoes unavoidably incurred in the course of fire-fighting operations can be regard as()

  A． Partial loss B．Particular average C． General average D．constructive total loss

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