甲类三副航海英语单选题练习(3)

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1

The engine______smoke and steam.

  • A.gives up
  • B.gives away
  • C.gives in
  • D.gives off
2

The emergency signal for fires is sounded on the ship’s whistle and general alarm as _____.

  • A.a continuous ringing for 10 seconds
  • B.one short ring followed by one long ring
  • C.two long rings of at least 20 seconds
  • D.a continuous ringing until the fire is extinguished
3

The Emergency Position Indicating Radiobeacon on a cargo vessel must be stowed ______.

  • A.in an inside passageway
  • B.in an approved bracket
  • C.so that it is accessible from the bridge of the vessel
  • D.so that it will float free if the vessel sinks
4

The electrical components for each single crane are installed in its ______.

  • A.crane house
  • B.machinery base
  • C.turntable
  • D.All of the above
5

The dumping of refuse in a lock is permitted ______.

  • A.when approved by the lockmaster
  • B.shen locking downbound
  • C.at no time
  • D.during high water only
6

The document that certifies the correctness of the load line marks on a ship is called the __.

  • A.Certificate of Inspection
  • B.Load Line Certificate
  • C.Certificate of Documentation
  • D.SOLAS Certificate
7

The document on a vessel, annually endorsed by an American Bureau of Shipping surveyor is called the ______.

  • A.Certificate of Inspection
  • B.Classification Certificate
  • C.Load Line Certificate
  • D.Seaworthy Certificate
9

The distance between the surface of the water and the tidal datum is the______.

  • A.height of tide
  • B.charted depth
  • C.actual water depth
  • D.range of tide
16

The deck control valve to be ______ after being repaired.

  • A.returned and attached again
  • B.moved and fitted again
  • C.removed and refitted
  • D.reproduced and put on again
17

The correction to be applied to a LoranC reading when matching a sky wave to a ground wave may be found______.

  • A.on loran charts covering areas where sky waves are used
  • B.in the Radio Aids to Navigation PUB 117
  • C.in the LoranC Correction Tables
  • D.Sky waves cannot be matched to ground waves in LoranC to produce a usable reading
19

The control lever for the mechanical disengaging apparatus in a lifeboat shall ______.

  • A.be painted bright red
  • B.be secured to a permanent part of the lifeboat structure
  • C.have the area surrounding the lever painted white
  • D.All of the above
21

The compass rose on a nautical chart indicates both variation and ______.

  • A.deviation
  • B.annual rate of variation change
  • C.precession
  • D.compass error
22

The compass error of a magnetic compass that has no deviation is ______.

  • A.zero
  • B.equal to variation
  • C.eliminated by adjusting the compass
  • D.constant at any geographical location
24

The common way to obtain your ship’s position is ______.

  • A.keeping a close watch and lookout
  • B.taking a radar range and bearing
  • C.observing a radar target and listening to signals
  • D.keeping a well clear caution
25

The collision bulkhead shall be of ______.

  • A.water-tight
  • B.air-tight
  • C.fire-tight
  • D.oil-tight
26

The command MEET HER means the helmsman should ______.

  • A.decrease the rudder angle
  • B.steer more carefully
  • C.use rudder to slow the vessel’s swing
  • D.note the course and steady on that heading
27

The circulation around a low pressure center in the Northern Hemisphere is ______.

  • A.counterclockwise
  • B.variable
  • C.clockwise
  • D.Anticyclonic
28

The closest point of approach ( CPA ) of a contact on a relative motion radar may bedetermined ______.

  • A.immediately when the contact is noted on radar
  • B.only if the radar scope is watched constantly
  • C.after the contact has been marked at least twice
  • D.by an occasional glance at the radar
31

The charts sold are of ______.

  • A.newly edition with up to date correction and in reasonable prices.
  • B.the current edition and incorporate the last Notices to Mariners correction
  • C.the current edition and incorporate the latest Notices to Mariners correction at the time of sale
  • D.brand-new one with up to date correction and clean writing
34

The center of volume of the immersed portion of the hull is called the ______.

  • A.center of buoyancy
  • B.center of floation
  • C.center of gravity
  • D.tipping center
35

The catenary in a towline is ______.

  • A.a short bridle
  • B.the downward curvature of the hawser
  • C.another name for a pelican hook
  • D.used to hold it amidships
36

The carrick bend is used to ______.

  • A.add strength to a weak spot in a line
  • B.join two hawsers
  • C.be a stopper to transfer a line under strain
  • D.join lines of different sizes
38

The carburetor is placed on the engine to ______.

  • A.distribute the gasoline
  • B.mix the fuel and air
  • C.properly lubricate the engine
  • D.assist in priming the cylinders
39

The CO2 flooding system is actuated by a sequence of steps which are ______.

  • A.break glass, pull valve, break glass, pull cylinder control
  • B.sound evacuation alarm, pull handle
  • C.open bypass valve, break glass, pull handle
  • D.open stop valve, open control valve, trip alarm
40

The buoy symbol printed on your chart is leaning to the northeast. This indicates ______.

  • A.you should stay to the north or east of the buoy
  • B.you should stay to the west or south of the buoy
  • C.the buoy is a major lighted buoy
  • D.nothing special for navigational purposes
41

The bypass valve on a self-contained breathing device should be opened if ______.

  • A.you are entering a space contain poisonous vapors
  • B.you are entering a space contain explosive gases
  • C.the regulator of the breathing apparatus malfunctions
  • D.the face piece of the breathing device is too tight
42

The bow thruster generally is ineffective at ______.

  • A.over 3 knots headway
  • B.at any speed astern
  • C.at any speed ahead
  • D.over 1 knot sternway
44

The best time to work a boat into a slip is ______.

  • A.when the wind is against you
  • B.with the current setting against you
  • C.at slack water
  • D.with a cross current
45

The best treatment for preventing traumatic shock after an accident is to ______.

  • A.have the victim exercise to increase circulation
  • B.keep the victim from electrical equipment
  • C.keep the victim warm and dry while lying down
  • D.apply ice packs and avoid excitement
46

The best method to stop a vessel from dragging anchor in a sand bottom is to ______.

  • A.reduce the length of the cable
  • B.pay out more anchor cable
  • C.back the engines
  • D.swing the rudder several times to work the anchor into the bottom
47

The best method of determining if a vessel is dragging anchor is to note ______.

  • A.the amount of line paid out
  • B.how much the vessel sheers while at anchor
  • C.any change in the tautness of the anchor chain
  • D.changes in bearings of fixed objects onshore
48

The best method of protecting that portion of a fiber anchor line nearest the anchor fromchafing on the bottom is by ______.

  • A.using a small scope ratio
  • B.replacing that portion with a short length of chain
  • C.using a hockle to keep that portion of the anchor line off the bottom
  • D.using a synthetic line
49

The BEST method of applying foam to a fire is to ______.

  • A.spray directly on the base of the fire
  • B.flow the foam down a nearby vertical surface
  • C.sweep the fire with the foam
  • D.spray directly on the surface of the fire
50

The best method for tying two lines of the same size together is by using a ______.

  • A.becket bend
  • B.two bowlines
  • C.single carrick bend
  • D.square knot