丙类大副航海英语机考试题(1)
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The half-breadth plan is ()
- A.An endwise view of the ship's molded form
- B.A plan with the forebody to right of centerline and afterbody to the left of centerline
- C.A longitudinal side elevation
- D.Usually drawn for the port side only
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When shall the stand-on vessel in a crossing situation take action to avoid the other vessel ().
- A.When a risk of collision exists
- B.When action by the give-way vessel alone will not prevent a collision
- C.When the bearing to give-way vessel becomes steady
- D.When the vessels become less than 1/2 mile apart
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Argon is classified as a ______.
- A.Corrosive
- B.Flammable gas
- C.Flammable liquid
- D.Nonflammable gas
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The easiest way to anchor a vessel in a current is to ().
- A.Stem the current and make very slow headway when the anchor is dropped
- B.Stem the current and be falling aft very slowly when the anchor is dropped
- C.Stem the current and endeavor to make neither headway nor sternway when the anchor is dropped
- D.Stop all headway through the water and keep the current astern when the anchor is dropped
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The warm front is usually lifted up from the surface by ().
- A.the cold front
- B.heavy wind
- C.high pressure
- D.hurricane
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Tested & inspected the steering systems & other navigational equipments & found them in good condition.L'dg & unl'dg finished.This remark is likely made by the OOW ______.
- A.at the beginning of his watch
- B.during his watch
- C.at the end of his watch
- D.in his cargo watch on deck
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What is meant by veering the anchor chain ().
- A.Bringing the anchor to short stay
- B.Heaving in all the chain
- C.Locking the windlass to prevent more chain from running out
- D.Paying out more chain
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I hereby declare that my vessel has a ()15 400 metric tons.
- A.bale capacity
- B.grain capacity
- C.cargo capacity
- D.DWTC
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You are calling another vessel by radiotelephone using the International Code of Signals.He responds with the words Alpha Sierra.This indicates that ().
- A.he cannot accept traffic immediately
- B.you should proceed with your message
- C.you should send your message in International Code
- D.you should send your message in plain language
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The distress message of a ship should include considerable information which might facilitate the rescue.This information should ()
- A.ALWAYS be included in the initial distress message
- B.be sent to a Coast Guard station FIRST
- C.be transmitted as a series of short messages，if time allows
- D.include the vessel's draft
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A steep barometric gradient indicates ().
- A.Calms
- B.Light winds
- C.Strong winds
- D.Precipitation
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In complying with the Rules，of what must the mariner take due regard ().
- A.Limited backing power of his vessel
- B.Radar information about nearby vessels
- C.The occupation of the other vessel，if known
- D.All of the above
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The catenary ().
- A.acts as a reserve length of towing hawser when the tug applies more power，and it dampens the surge effect of the tow
- B.gives an approximation of the amount of strain on the towing hawser
- C.is the dip in the towing hawser between the tug and the tow
- D.All of the above
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Load line regulations are designed to insure that a vessel has adequate structural strength and sufficient ().
- A.lifesaving equipment
- B.stability
- C.mooring tension
- D.riser tension
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The ship has ()of more than 10 meters at full load.
- A.an engine
- B.an overall length
- C.a displacement
- D.a draft
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Air temperature varies with ().
- A.The altitude above sea level
- B.The season of the year
- C.The latitude or distance from the equator
- D.All of the above
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The urgency signal concerning the illness of persons on board ship is ().
- A.MAYDAY
- B.PAN
- C.SECURITE
- D.ATTENTION
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GM cannot be used as an indicator of stability at all angles of inclination because ().
- A.M is not fixed at large angles
- B.there is no M at large angles
- C.G is not fixed at large angles
- D.there is no G at large angles
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What occurs when rising air cools to the dew point ().
- A.Advection fog forms
- B.Humidity decreases
- C.Winds increase
- D.Clouds form
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Many vessels are provided with flume tanks，which also have a dump tank located under the flume tanks. In the event the ship is damaged，you could dump the flume tanks into the dump tank which would ().
- A.Reduce the free surface effect and raise the KG
- B.Not have any effect on free surface and raise the KG
- C.Reduce the free surface effect and lower the KG
- D.Not have any effect on free surface and lower the KG
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The Plimsoll mark on a vessel is used to ().
- A.align the vessel's tailshaft
- B.determine the vessel's trim
- C.determine the vessel's freeboard
- D.locate the vessel's centerline
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______ is issued under the provision of International Convention for the Prevention of Pollution from Ships，1973，as modified by the Protocol of 1978 relating thereto.
- A.International Oil Pollution Prevention Certificate
- B.Cargo Ship Safety Construction Certificate
- C.Cargo Ship Safety Equipment Certificate
- D.Cargo Ship Safety Radiotelephony Certificate
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Marks and Nos.，numbers and kinds of packages，description of goods are to be provided in ______.
- A.Passenger List
- B.General Declaration
- C.Cargo Declaration
- D.Ship's Stores Declaration
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The period at high or low tide during which there is no change in the height of the water is called the __.
- A.range of the tide
- B.plane of the tide
- C.stand of the tide
- D.reversing of the tide
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Your vessel has lifeboats on both sides.Lifeboat No.2 is located ().
- A.forward of lifeboat No.4 on the starboard side
- B.forward of lifeboat No.4 on the port side
- C.aft of lifeboat No.1 on the starboard side
- D.All of the above
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The effect known as bank cushion acts in which of the following ways on a single-screw vessel proceeding along a narrow channel ().
- A.It forces the bow away from the bank
- B.It forces the stern away from the bank
- C.It forces the entire vessel away from the bank
- D.It heels the vessel toward the bank
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A vessel which through some exceptional circumstance is unable to maneuver as required by these Rules and is therefore unable to keep out of the way of another vessel is called ______.
- A.a vessel restricted in her ability to maneuver
- B.a vessel not under command
- C.a vessel engaged in fishing
- D.a vessel constrained by her draught.
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The ship's crew observed the vessel to be riding low in the water.This indicates that the vessel has a ()GM.
- A.larger
- B.smaller
- C.proper
- D.negative
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A yellow signal，floating in the air from a parachute，about 300 feet above the water，indicates that a submarine ()
- A.will be coming to periscope depth
- B.will be coming to the surface
- C.is on the bottom in distress
- D.is in distress and will try to surface
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Unstable equilibrium exists at small angles of inclination when ().
- A.G is above M
- B.G is off the centerline
- C.B is off the centerline
- D.B is above
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A correction for augmentation is included in the Nautical Almanac corrections for ().
- A.the Sun
- B.the Moon
- C.Venus
- D.None of the above
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How do you determine the weight of the vessel that is supported by the ground when a vessel has run aground ().
- A.This requires extensive calculation and is usually performed only by a naval architect not by a ship's officer
- B.Determine the point where aground and the draft at that point，then calculate it using the grounding formula
- C.Use the hydrostatic tables and enter with the mean draft before grounding and the mean draft after grounding
- D.Use the inclining experiment formula and substitute the change of trim for the angle of list
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Two barges are being pushed ahead by a tugboat.Which statement is TRUE concerning lights on the barges ().
- A.Each vessel should show sidelights
- B.Each vessel should show at least one white light
- C.The barges should be lighted as separate units
- D.The barges should be lighted as one vessel
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What determines if a vessel is restricted in her ability to maneuver ().
- A.Whether or not all of the vessel's control equipment is in working order
- B.The vessel's draft in relation to the available depth of water
- C.Whether the nature of the vessel's work limits maneuverability required by the Rules
- D.Whether or not the vessel is the give-way vessel in a meeting situation
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If passengers are on board when an abandon ship drill is carried out，they should ______.
- A.take part
- B.watch
- C.go to their quarters
- D.stay out of the way and do what they want
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Changing direction by bringing the stern of the vessel through the eye of the wind is known as ().
- A.Jibing
- B.Running before the wind
- C.Tacking
- D.Reefing
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A vessel may exhibit lights other than those prescribed by the Rules as long as the additional lights ___.
- A.do not interfere with the keeping of a proper look-out
- B.are not the color of either sidelight
- C.have a lesser range than the prescribed lights
- D.All of the above
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Thirty-five percent of the breaking strength of an anchor cable is generally accepted as the ().
- A.Safe operating load
- B.Normal operating tension
- C.Emergency working load
- D.Allowable storm load
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How can you estimate the position of a tropical storm's center ().
- A.With a radio weather bulletin or weather fax
- B.Using shipboard radar
- C.Observe the wind direction and apply Buys Ballot's law
- D.All of the above
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Panting frames are located in the ().
- A.After double bottoms
- B.Centerline tanks on tankers
- C.Fore and after peaks
- D.Forward double bottoms
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The regulations require that inspected vessels on an international voyage，other than small passenger vessels，must carry which of the following distress signals on or near the navigating bridge ().
- A.12 hand red flares
- B.12 rocket parachute flares
- C.12 hand combination flares and orange smoke signals
- D.6 hand red flares，and 6 hand orange smoke signals
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You see a vessel carrying a black diamond which indicates a ().
- A.vessel towing astern
- B.barge pushed ahead
- C.vessel towing astern only when the length of her tow exceeds 200 meters
- D.this signal does not exist in international waters
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The navigational triangle uses parts of two systems of coordinates，one of which is the celestial equator system，the other system is the ().
- A.terrestrial system
- B.horizon system
- C.astronomical system
- D.ecliptic system
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Would you please ask the ______ Officer to issue 30 sheets of landing permits for our crew members to go ashor
- A.Quarantine
- B.Immigration
- C.Customs
- D.Harbor
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At night，a vessel shall indicate that she is restricted in her ability to maneuver by showing in a vertical line two ().
- A.red lights
- B.red lights and two white lights
- C.red lights with a white light in between
- D.white lights with a red light in between
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Shell plating that has curvature in two directions and must be heated and hammered to shape over specially prepared forms is called ().
- A.compound plate
- B.furnaced plate
- C.flat plate
- D.rolled plate
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What would NOT be a distress signal ().
- A.MAYDAY sent by radiotelephone
- B.Continuous sounding of fog horn
- C.Green star shells fired from a launcher
- D.Square flag and ball in a vertical line
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Signs of racking stresses generally appear at the ().
- A.Bow and stern shell frames and plating
- B.Junction of the frames with the beams and floors
- C.Garboard strake，at each side of the keel
- D.Thrust bearing of the main shaft
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The word “breadth of a vessel” in Intentional 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 purpose of the inclining experiment is to ().
- A.Determine the location of the metacenter
- B.Determine the lightweight center of gravity location
- C.Verify the hydrostatic data
- D.Verify data in the vessel's operating manual