航海英语(二三副)单选题练习1
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A vessel fitted with twin screws is easier in ______ than a vessel with single screw．
- A.turning maneuver
- B.course setting
- C.position fixing
- D.regulating speed
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A vessel sailing shall keep out of the way of all of the following vessels except a vessel ______.
- A.not under command
- B.engaged on pilotage duty
- C.restricted in her ability to maneuver
- D.engaged in fishing
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The piping that routes an oil cargo from the manifold to underdeck pipelines is known as a ______.
- A.cargo fill
- B.line drop
- C.transfer
- D.branch line
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When steering by autopilot, how often should_______steering be checked?
- A.every day
- B.when time allows
- C.At least once a watch
- D.No checking is necessary
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Who must be familiar with the Masterlist and Emergency Instructions onboard?________.
- A.The captain only
- B.The officers only
- C.All crew members and other personnel onboard
- D.Passengers only
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To “EASE” A LINE means to ___ .
- A.cast off
- B.double up so that one line does not take all the strain
- C.pay out line to remove most of the tension
- D.slack it off quickly
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What is the minimum period of time that the air supply for a self-contained breathing apparatus is required to last?________.
- A.10 minutes
- B.20 minutes
- C.30 minutes
- D.90 minutes
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One of the limitations of foam as an extinguishing agent is that foam______.
- A.cannot be made with salt water
- B.is heavier than oil and sinks below its surface
- C.is corrosive and a hazard to fire fighters
- D.conducts electricity
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What may affect the accuracy of sounding with echo sounder?______.
- A.Sea bottom
- B.Ship's speed
- C.Speed of current
- D.Water temperature and density
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Generally speaking，the most favorable bottom for anchoring is ______.
- A.very soft mud
- B.rocky
- C.a mixture of mud and clay
- D.loose sand
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When using a hand held smoke signal from a lifeboat, you should activate the signal _____.
- A.on the downwind side
- B.on the upwind side
- C.inside the boat
- D.at the stern
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Once you have established the daily ration of drinking water in a survival situation，how should you drink it?_________.
- A.Small sips at regular intervals during the day
- B.The complete daily ration at one time during the day
- C.One-third the daily ration three times daily
- D.Small sips only after sunset
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When a buoy is in position only during a certain period of the year，where may the dates when the buoy is in position be found?_________.
- A.Light List
- B.Notice to Mariners
- C.On the chart
- D.Coast Pilot
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Currents are ______ in rate and direction．
- A.vary
- B.variable
- C.variably
- D.variability
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Cumulonimbus clouds are most likely to accompany a(n) ______.
- A.high pressure system
- B.cold front
- C.warm front
- D.occluded front
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A line connecting all possible positions of your vessel at any given time is a ______.
- A.longitude line
- B.latitude line
- C.isogonic lines
- D.line of position
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The region of high pressure extending around the Earth at about 35°N latitude is called the_____
- A.prevailing westerlies
- B.horse latitudes
- C.troposphere
- D.doldrums
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In reference to accidental oil pollution，the most critical time during bunkering is when ______.
- A.you first start to receive fuel
- B.hoses are being blown down
- C.final topping off is occurring
- D.hoses are being disconnected
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When the transmissions of a radio station or a Decca chain, etc., have broken down, switch off or suspended, it is ______.
- A.Unfunctional
- B.Break down
- C.Off power
- D.Off air
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You are using VHF channel 16 (156.8 MHz) or 2182 KHz. You need help but are not in danger. You should use the urgent signal ______.
- A.ASSISTANCE NEEDED
- B.PAN-PAN
- C.MAYDAY
- D.SECURITE
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The engine in a covered lifeboat is fueled with ______.
- A.kerosene
- B.unleaded gasoline
- C.diesel oil
- D.liquefied gas
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You are making ship-to-shore telephone calls on VHF. You should use the ______.
- A.VHF-FM service
- B.coastal harbor service
- C.high seas service
- D.emergency broadcast service
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A SEAMARK，I.E.A BUOY，INDICATING THE NORTH，EAST，SOUTH OR WEST FROM A FIXED POINT，E.G.A WRECK is ______.
- A.Entrance buoy
- B.New buoy
- C.Port buoy
- D.Cardinal buoy
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when you are steering on a pair of range lights and find the upper light is in line above the lower light ,you should _____.
- A.continue on the present course
- B.come right
- C.wait until the lights are no longer in a vertical line
- D.come left
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A crew member is unconscious and the face is flushed. You should ______.
- A.lay the crew member down with the head and shoulders slightly raised
- B.administer a liquid stimulant
- C.lay the crew member down with the head lower than the feet
- D.attempt to stand the crew member upright to restore consciousness
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Which of the following is defined as static information?___________.
- A.Navigational status
- B.Safety related message
- C.MMSI
- D.Route plan
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The word “breadth of a vessel” in International Regulations for Preventing Collision at Sea 1972 means ______.
- A.The molded breadth
- B.The registered breadth
- C.The breadth amidships
- D.The maximum breadth
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The Greek ship drifted and struck the portside of a Chinese ship，which ______ the bulwalk and Stanchions.
- A.caused damage to
- B.had collision with
- C.was damaging
- D.was causing damage to
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Vessel’s provisions refer to ______ of the vessel.
- A.Fuel oil
- B.Vegetable and food
- C.Spare parts on board
- D.Ballast water
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22． ______ will be paid by ship-owners after tallyman doing the tally work.
- A.Cargo-handling/expenses
- B.Tally money
- C.Tally fees
- D.Cargo-tallying/dues
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According to the navigation rules, all of the following are engaged in fishing except a vessel ______.
- A.Setting nets
- B.Trawling
- C.Using a dredging net
- D.Trolling
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.In order to discharge a CO2 portable fire extinguisher, the operator must FIRST ______.
- A.invert the CO2 extinguisher
- B.squeeze the two trigger handles together
- C.remove the locking pin
- D.open the discharge valve
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The best way to lift many small articles aboard your vessel is with a______.
- A.pallet
- B.barrel hook
- C.spreader
- D.snotter
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______is not a process of weathering of the oil spilled in the sea water.
- A.Emulsification
- B.Sedimentation / Sinking
- C.Oxidation including photooxidation
- D.Burning organized by RCC
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______ is not a process of weathering of the oil spilled in the sea water.
- A.Evaporation
- B.Dispersion
- C.Emulsification
- D.Drifting
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______is not a process of weathering of the oil spilled in the sea water.
- A.Biodegradation
- B.Dissolution
- C.Cleaning up by crew with skimmers
- D.Oxidation including photooxidation
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A tank which is NOT completely full or empty is called ______.
- A.pressed
- B.slack
- C.inertial
- D.elemental
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A strong back refers to a _________.
- A.Bar securing a cargo port
- B.Centerline vertical bulkhead
- C.Deep beam
- D.Spanner stay
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A stage should only be rigged ______.
- A.over the bow or stern of a vessel
- B.over the flat sides of a vessel
- C.over the open water
- D.over the dockside
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While you are on watch entering port, the Master gives the helmsman a rudder command which conflicts with a rudder command from the Pilot. You should make sure the helmsman ______.
- A.obeys the Pilot
- B.obeys the Master
- C.asks you for instructions
- D.brings the rudder to a point midway between the two conflicting positions
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The safety stopper that prevents the anchor cable from running free if the cable jumps the wildcat is the ______.
- A.riding pawl
- B.devil's claw
- C.buckler plate
- D.spill pipe
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A stopper used in securing the ground tackle for sea that consists of a grab attached to a turnbuckle is a ______.
- A.riding pawl
- B.buckler
- C.devil’s claw
- D.locking ring
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A chart with a natural scale of 1:160，000 is classified as a ______.
- A.sailing chart
- B.general chart
- C.coast chart
- D.harbor chart
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The word “breadth of a vessel” in International Regulations for Preventing Collision at Sea 1972 means ______.
- A.The molded breadth
- B.The registered breadth
- C.The breadth amidships
- D.The maximum breadth
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.Charted depth is the ______.
- A.vertical distance from the chart sounding datum to the ocean bottom，plus the height of tide
- B.vertical distance from the chart sounding datum to the ocean bottom
- C.average height of water over a specified period of time
- D.average height of all low waters at a place
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An example of a modern anchor which has a stock is a(n) ______.
- A.articulated anchor
- B.Flipper Delta anchor
- C.Baldt anchor
- D.Danforth anchor
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A band or collar on the top end of a boom to which the topping lift，midships guy，and outboard guys are secured，is called the ______.
- A.collar band
- B.guy band
- C.pad eye collar
- D.spider band
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The phrase when built in the certificate of vessel’s nationality definitely means ______.
- A.When was your vessel built
- B.At what times is your vessel building
- C.When is your vessel built
- D.At when time you built your vessel
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Information on the operating times and characteristics of foreign radiobeacons can be found in which publication?_______.
- A.List of Lights
- B.Coast Pilot
- C.Sailing Directions
- D.List of Radiobeacons
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______ chart 3994，positions read from this chart should be shifted 0.03 minutes Northward．
- A.To consider
- B.To check
- C.To examine
- D.To agree with