A fire in a pile of linen is considered to be a class （）.

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• Which of the following statements is not true concerning symptom of a fire in the scavenge air box?（）

  A . an increase in the exhaust temperature of the affected cylinder B . the turbocharger may surge C . the explosion pressure in all cylinders will rise violently D . smoke from the turbocharger air inlet filter will be see

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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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• 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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• One of the disadvantages of using carbon dioxide to extinguish a fire in an enclosed space is （）.

  A . the "snow" which is sometimes discharged along with the gas is toxic B . prolonged exposure to high concentrations of C0 gas causes suffocation C . rapid dissipation of the C0 vapor D . the C0 gas is lighter than air and a large amount is required to extinguisha fire near the deck

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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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• Which of the listed classes of fire would most likely occur in the engine room of a vessel?（）

  A . Classes A and B B . Classes B and C C . Classes C and D D . Classes A and D

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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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• 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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• 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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• A fire in a pile of canvas would be classified as a （）.

  A . class A B . class B C . class C D . class D

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• If a fire occurs in the boiler room as a result of a leaking fuel line, you should FIRST （）.

  A . notify the engineer on watch B . isolate and secure the piping C . throw sand on the fire D . extinguish the fire using a combination nozzle with applicator

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• One remedy for a high firing pressure, in addition to a high exhaust temperature in one cylinder of a diesel engine, is to （）

  A . increase scavenge air pressure B . reduce fuel booster pump pressure C . adjust the fuel rack D . retard fuel injector timing

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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 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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• 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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• If there has been a fire in a closed unventilated compartment it may be unsafe to enter because of （）.

  A . unburned carbon particles B . excess nitrogen C . a lack of oxygen D . excess hydroge

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• The room can’t have been cleaned for a long time because a pile of dust had ________ in the fireplace.

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• A family of three ducks ________ in the fire.

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

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• The lighting in Jake’s Steak Restaurant is dim. The chairs are covered in leather and each table is covered with a white linen cloth. The colors are limited to earth tones with an occasional splash of

  A．promotions B．target C．atmosphere D．product assortment

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• A secretary must___big pile of file and correspondence in office

  A．A.Deal with B．B. agree with C．C. get alone with

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