Hazardous vortex turbulence that might be encountered behind large airplane is created only when that aircraft is

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• Your ship is carring hazardous cargo.During a daily inspection, yopu notice that some of the cargo has shifted and several cases are broken. You should first（）.

  A . call out the deck gang to jettison the cargo B . log the facts in the rough log and inform the chief mate later C . make a determination of the seriousness of the breakage, and do what you think best D . report the facts immediately to the Master, who will make a decisio

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• To improve your vessel’s stabilty in a hazardous situation, you should（）.

  A . ballast deep tanks if they are slack B . transfer ballast athwarships C . pump out double bottoms D . fill double bottom from deep tank

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• Protective clothing must be worn while sampling hazardous cargo on a tanker，and as a minimum includes（）.

  A . a hood or hard hat B . a face mask or goggles C . boots D . chemical resistant glove

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• You intend to discharge medical or hazardous wastes ashore MARPOL annex V requires you to notify a receiving port or terminal in advance.How much advance notice require?（）

  A、 12 hours B、 24 hours C、 48 hours D、 Advance notification is not required

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• No discharge into the sea shall contain（）in quantities or concentrations which are hazardous to the marine environment or chemicals or other substances introduced for the purpose of circumventing the conditions of discharge specified in MARPOL 73/78.

  A . chemicals B . chemicals or other substances C . substances D . other substance

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• In handing break bulk hazardous materials , it is forbidden to use（）.

  A . cargo nets B . metal bale hooks C . pallets D . sling

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• If you carry packaged hazardous cargoes on a break bulk vessel bound foreign，you must（）.

  A . stow the hazardous cargoes on deck available for jettisoning if necessary B . remove the hazardous cargo labels from a portable tank after the tank is emptied C . have the shipping papers indicate the proper shipping name and the technical name of n.o.s. cargoes D . log the receipt of hazardous cargoes in the Official Logbook

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• In handling break bulk hazardous materials，it is forbidden to use（）.

  A . cargo nets B . metal bale hooks C . pallets D . sling

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• All handling and stowage of packaged hazardous materials on board a domestic vessel engaged in foreign trade shall be done under the supervision of（）.

  A . a MSA Marine Inspector B . an officer assigned to the vessel by MSA C . a officer from CCS D . the National Cargo Bureau

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• The SMS should provide for specific measures aimed at promoting the（）of equipment or systems the sudden operational failure of which may result in hazardous situations.

  A . visibility B . ability C . reliability D . capability

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• To improve your vessel’s stability in a hazardous situation，you should（）.

  A . ballast deep tanks if they are slack B . transfer ballast athwartships C . pump out double bottoms D . fill double bottoms from deep tank

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• You are on a container vessel. What concerning the handling and stowage of containerized hazardous materials is TRUE?（）.

  A . Open-bed containers may be used to transport hazardous materials if the cargo is properly secured B . A portable cargo tank of a flammable，cryogenic liquid may not be in transit for a period exceeding its marked rated holding time unless the liquid is inhibited C . A portable cargo tank containing a cryogenic liquid must be shipped on deck unless forced ventilation is provided to the tween-decks D . A container loaded with packages of tear gas would display a placard reading Irritant

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• Once a vessel has loaded packaged hazardous cargo，the cargo spaces shall be inspected. The spaces shall also be inspected at least once in every 24 hours. The only exception to daily inspection is when（）.

  A . a vessel is equipped with an automatic smoke or fire detecting system B . the cargo hatches are of steel construction C . the cargo is of a nonflammable type D . there is sufficient fire protection located on the main deck adjacent to the cargo hatch

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• The company is likely to be prosecutes because it has dumped environmental! Hazardous materials_______.

  A．illegal B．illegally C．illegality D．illegalizing

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• Rockclimbing is hazardous.

  A．interesting B．dangerous C．attractive D．useful

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• Which is a purpose of wing-mounted vortex generated？

  A、Reduce the drag caused by supersonic flow over portions of the wing B、Increase the onset of drag divergence and aid in aileron effectiveness at high speed C、Break the airflow over the wing so the stall will progress from the root out to the tip of the wing

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