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单选题
When a davit-launched raft is lowered from a ship，upon becoming waterborne，the raft is released by（）.
A
activating the release lock of the hook
B
pulling smartly on the knobbed cocking lanyard
C
the effects of buoyancy removing the weight of the raft from the hook
D
releasing the boarding flap and the bowsing lines
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更多 “单选题When a davit-launched raft is lowered from a ship，upon becoming waterborne，the raft is released by（）.A activating the release lock of the hookB pulling smartly on the knobbed cocking lanyardC the effects of buoyancy removing the weight of the raft from the hookD releasing the boarding flap and the bowsing lines” 相关考题
考题
Prior to entering a davit-launched life raft, you should make sure that ______.A.the life raft is well ventilated of excess carbon dioxideB.all personnel have removed their life preservers to facilitate boardingC.the door flap has been cut away and stowed inside the raftD.All of the above
考题
The term of Landfall means ________ ．A.Land first sighted when vessel approaching from seawardB.Land last sighted when vessel leaving from a portC.in sight of one another when vessel underwayD.in sight of an island during a ship on her voyage
考题
The boom stops are installed on an offshore crane to ______.A.prevent the boom from being raised too highB.prevent the boom from swingingC.support the boom when not in useD.prevent the boom from being lowered
考题
The boom stops on a pedestal crane prevent the boom from ______.A.being raised too highB.swinging at seaC.overloading when not in useD.being lowered too low
考题
Frapping lines ______．A.secure the lifeboat in the davits when in the stowed positionB.bring the lifeboat close alongside the rail in the embarkation positionC.give the occupants a safety line when the boat is being lowered from the embarkation levelD.reduce the swinging of the lifeboat at the embarkation level
考题
After abandoning ship, you should deploy the sea anchor from a life raft to ______.A.keep the life raft from capsizingB.navigate against the currentC.keep personnel from getting seasickD.stay in the general location
考题
Generally, when lifting an inflatable life raft back aboard ship you would use the ______.A.towing bridleB.main weather coverC.external lifelinesD.righting strap
考题
If a davit-launched life raft aboard a vessel cannot be launched because of damage to the davit, you should ______.A.inflate the life raft on deckB.roll the life raft over the sideC.go to another life raft stationD.get a saw and cut the life raft free
考题
在船上应当日出时升起国旗。（）A、On board national flags should be hoisted when the sun sets.B、On board national flags should be hoisted when the sun rises.C、On board national flags should be lowered when the ship is in port.D、On board national flags should be hoisted flag when loading and discharging
考题
Under which two circumstances would an RSTP bridge flush its CAM table？（）A、upon a port state changeB、upon receiving a topology change notificationC、when transitioning from discarding to forwardingD、when transitioning from forwarding to discardingE、only when changing from listening to discardingF、when CAM resources have been completely used up
考题
单选题When launching a lifeboat，the tricing pennants should be released（）.A
before the boat is lowered from the stowed positionB
as the boat-fall blocks break clear of the davit headC
before the boat is lowered from the embarkation levelD
after the boat is released into the water
考题
单选题If a davit-launched life raft aboard a vessel cannot be launched because of damage to the davit，you should（）.A
inflate the life raft on deckB
roll the life raft over the sideC
go to another life raft stationD
get a saw and cut the life raft free
考题
单选题Personnel boarding a davit-launched liferaft from a ship should be checked to assure they are not in possession of or wearing（）.A
oil stained shoes or clothingB
sharp objects that may puncture or damage the liferaftC
matches or cigarette lightersD
drugs or paraphernalia not approved by a medical doctor
考题
单选题在船上应当日出时升起国旗。（）A
On board national flags should be hoisted when the sun sets.B
On board national flags should be hoisted when the sun rises.C
On board national flags should be lowered when the ship is in port.D
On board national flags should be hoisted flag when loading and discharging
考题
单选题Prior to entering a davit-launched life raft, you should make sure that（）.A
the life raft is well ventilated of excess carbon dioxideB
all personnel have removed their life preservers to facilitate boardingC
the door flap has been cut away and stowed inside the raftD
All of the above
考题
单选题When taking soundings on a floating ship，the tape should be lowered and brought back quickly to（）.A
reduce the time the sounding tube is openB
avoid creating a sparkC
lessen the effect of roll or pitch on the readingD
lessen the effect of heave on the reading
考题
单选题The boom stops on a pedestal crane prevent the boom from（）.A
being raised too highB
swinging at seaC
overloading when not in useD
being lowered too low
考题
单选题Generally, when lifting an inflatable life raft back aboard ship you would use the（）.A
towing bridleB
main weather coverC
external lifelinesD
righting strap
考题
单选题The apparent wind can be zero when the true wind is from（）.A
ahead and equal to the ship's speedB
astern and equal to the ship's speedC
ahead and equal to twice the ship's speedD
astern and equal to twice the ship's speed
考题
单选题The boom stops are installed on an offshore crane to（）.A
prevent the boom from being raised too highB
prevent the boom from swingingC
support the boom when not in useD
prevent the boom from being lowered
考题
单选题Frapping lines are fitted to lifeboat davits to（）.A
secure the lifeboat in the davits when in the stowed positionB
bring the lifeboat close along the rail in the embarkation positionC
give the occupants a safety line when the boat is being lowered from the embarkation levelD
reduce the swinging of the lifeboat at the embarkation level
考题
单选题Frapping lines（）.A
secure the lifeboat in the davits when in the stowed positionB
bring the lifeboat close alongside the rail in the embarkation positionC
give the occupants a safety line when the boat is being lowered from the embarkation levelD
reduce the swinging of the lifeboat at the embarkation level
考题
单选题After abandoning ship, you should deploy the sea anchor from a life raft to（）.A
keep the life raft from capsizingB
navigate against the currentC
keep personnel from getting seasickD
stay in the general location
考题
单选题Frapping lines are fitted to lifeboat davits to（）.A
reduce the swinging of the lifeboat as it is being lowered from the embarkation levelB
secure the lifeboat in the davits when in the stowed positionC
hold the lifeboat to the ship's side until the tricing lines are passedD
be used as a safety line in an emergency
考题
单选题When launching a lifeboat in the rough sea, the davit gears should be released（）.A
before the boat is lowered from the stowed positionB
as the boat fall blocks break clear of the davit headC
before the boat is lowered from the embarkation levelD
after the boat is released into the water
考题
单选题The term of landfall means（）.A
land first sighted when vessel approaching from seawardB
land last sighted when vessel leaving from a portC
in sight of one another when vessel underwayD
in sight of an island during a ship on her voyage
考题
单选题At the instant when a string of casing being run from a ship is landed in the well head,（）.A
the total weight in air of the casing string is removed from the shipB
the hook load (weight of the casing string) is removed from the shipC
the weight of the casing inside the riser is removed from the shipD
the weight of the casing string added to the weight of the fill-up mud is removed from the ship
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