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A lifeline must be connected to the liferaft ().
A . at the bow
B . at the stern
C . in the middle
D . all around
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If a scavenge fire starts, the engine must be put to “()” and the fuel must be taken off the cylinders affected by the fire.
A . stop engine
B . finished with engine
C . dead slow ahead
D . dead slow aster
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If you burned your arm on a bare steam line, the most effective immediate treatment would be to()
A . wrap the arm in a tight bandage
B . soak the arm in hot salt water
C . cover the burn with petroleum jelly
D . put the burn in cold water
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Before welding can be done in a tank that has carried petroleum products,a certificate must be obtained from().
A . the Customs
B . the Register Bureau of Shipping
C . the Shipyard Fire Department
D . a certified gas chemist
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A sufficient amount of chain must be veered when anchoring a vessel to ensure().
A . the vessel has enough room to swing while at anchor
B . the anchor flukes bite into the ocean bottom
C . there is sufficient weight from the anchor and chain to prevent dragging
D . there is more chain out than there is in the chain locker
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On a ship,a fixed carbon dioxide or other approved system must be installed().
A . where oil or chemical drums are stored
B . in all battery storage locations
C . in paint lockers
D . in all of the above locatio
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In order for a vessel to be engaged in fishing she must be().
A . underway
B . using gear which extends more than 50 meters outboard
C . using a seine of some type
D . using gear which restricts her maneuverability
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A signal of intent must be sounded in international waters by().
A . a vessel meeting another head-on
B . a vessel overtaking another in a narrow channel
C . a vessel crossing the course of another
D . the give-way vessel in a crossing situatio
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When must a dry chemical fire extinguisher be recharged?()
A . After each use
B . When the air temperature exceeds 90°F
C . Every 6 months
D . Every 12 month
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To enable a tty port to be used for a cu session what must be done to the system?()
A . smit tty; take the defaults and create the desired tty
B . In the /etc/uucp Devices add a line similar to: Direct ttyX - 9600 direct
C . Install bos.net.uucp and the first available tty will be configured for use by a cu session
D . Run the Asynchronous Terminal Emulation (ATE) program and it will configure a tty port for a cu sessio
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On a ship,firefighting equipment must be inspected once every().
A . three months
B . six months
C . twelve months
D . eighteen month
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A jack-up drilling rig being towed must().
A . turn off all lights that interfere with the navigation lights
B . turn on all available working lights on deck
C . ring the bell rapidly for five seconds once a minute
D . display two black diamonds in a vertical line during the day
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If a voltmeter is connected across a line, it must be protected with a()
A . shunt
B . high-resistance coil in the armature circuit
C . low-resistance coil in the armature circuit
D . shunt and a coil of high resistance
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A proper look-out must be kept().
A . only in fog
B . only between the hours of sunset and sunrise
C . only when entering and leaving port
D . at all time
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An immersion suit must be equipped with a(n)().
A . air bottle for breathing
B . orange smoke canister
C . whistle,light and retroreflective material
D . sea dye marker
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The signal for fire alarm on a ship must be indicated().
A . at each alarm bell
B . at each alarm actuator
C . near all exits
D . on the station bill
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The litter on a ship must be able to().
A . carry at least two injured persons
B . float for at least two hours
C . be used on the types of helicopters serving the unit
D . All of the above
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That must be a mistake. No, it____ a mistake.
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In a persuasive speech, a speaker must be concerned with the audience's
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To be a Thesis statement,it must have 3 features( )?
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Being an airline pilot can be a _________ job, but it must be a fun one.
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A jaundiced newborn baby must be sent to hospital, whose TSB may be
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“____________ a teacher, one must first be a pupil.“
A. To be
B. Being
C. To have been
D. Having been
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For a theory to be useful, it must be confirmed in each test case.()
是
否