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单选题
Under normal conditions a liferaft is released from itscradle by（）.
A
cutting the restraining strap
B
unscrewing the turnbuckle on the back of the cradle
C
lifting one end of the raft
D
pushing the plunger on the center of the hydrostatic release
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Which of the following is the correct sequence of order states during normal order processing？（）A、Completed， Deposited， Released， ShippedB、Completed， Released， Shipped， DepositedC、Deposited， Released， Shipped， CompletedD、Released， Shipped， Completed， DepositedE、Released， Shipped， Deposited， Completed
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单选题In good weather，you should deploy the sea anchor from the liferaft to（）.A
keep the liferaft from capsizingB
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单选题Which of the following is the correct sequence of order states during normal order processing？（）A
Completed， Deposited， Released， ShippedB
Completed， Released， Shipped， DepositedC
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Released， Shipped， Completed， DepositedE
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考题
单选题If the hydrostatic release mechanism for an inflatable liferaft is not periodically serviced and becomes inoperative，it will NOT（）.A
set the water lights on immersionB
release the dye-marker from the liferaftC
free the liferaft from the vesselD
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单选题Under which of the listed conditions can the engine room retake the throttle control from the bridge（）.A
Any time it is deemed necessaryB
Only with the masters permissionC
After a 10 minute delay to the input commandD
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考题
单选题（） is a precaution which contributes to avoiding trouble under normal operating conditions.A
Constant inspectionB
Keeping constant loadC
Remaining constant temperatureD
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单选题Under normal conditions, the quantity of air circulation becomes less and less.What is the reason?（）A
dirty delivery ductsB
too much refrigerantC
the fouling filtersD
high temperature outside
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单选题Under normal conditions, the refrigerant enters the compressor in an operating refrigeration system as a （）.A
liquidB
dry saturated gasC
wet saturated gasD
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单选题Under normal operating conditions, the rudder is hydraulically locked unless （）.A
the manual trick wheel is engaged for steeringB
the variable stroke pump is off strokeC
a rudder order is given by the control systemD
an electric power system failure occurs at the steering gear
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单选题Under normal operating conditions, the highest temperature and pressure conditions existing in a flash-type evaporator will occur in the （）.A
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second stageC
distillate coolerD
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单选题After abandoning ship，you should deploy the sea anchor from a liferaft to（）.A
keep the liferaft from capsizingB
navigate against the currentC
keep personnel from getting seasickD
stay in the general location
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单选题Some vessels are equipped with a water lubricated stern robeWhen at sea, operating under normal conditions, the water service valve from the ships saltwater system to the bearing should be （）.A
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open, and no leakage permitted across the shaft packingD
open, and only slight leakage permitted across the shaft packing
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单选题Under what condition are you allowed to depart from the rules of the road（）.A
To avoid immediate dangerB
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考题
单选题Under normal weather and sea conditions when securing a stack of containers with twist locks，lashings are required when the tier exceeds what height? （）A
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Three containers
考题
单选题A carling is used aboard ship（）.A
as a connecting strap between the butted ends of platingB
to stiffen areas under points of great stress between beamsC
to prevent the anchor from fouling when the brake is releasedD
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考题
单选题An inflatable liferaft should be manually released from its cradle by（）.A
cutting the straps that enclose the containerB
removing the rubber sealing strip from the containerC
loosening the turnbuckle on the securing strapD
pushing the button on the hydrostatic release
考题
单选题When anchoring a vessel under normal conditions，which scope of chain is recommended? （）A
Four times the depth of waterB
Two and one-half times the depth of waterC
Five to seven times the depth of waterD
Fifteen times the depth of water
考题
单选题If an inflatable liferaft is overturned，it may be righted by（）.A
filling the stabilizers on one side with waterB
releasing the CO2 cylinderC
pushing up from under one endD
standing on the inflating cylinder and pulling on the straps on the underside of the raft
考题
单选题What is placed on the under side of an inflatable liferaft to help prevent it from being skidded by the wind or overturned?（）A
Water pocketsB
A keelC
StrikesD
Sea anchor
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