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________is the most visible signal of distress from a lifeboat at sea in the daytime.
A.Smoke signal
B.Flash signal
C.Fire signal
D.Radio emergency transmission
参考答案
更多 “ ________is the most visible signal of distress from a lifeboat at sea in the daytime.A.Smoke signalB.Flash signalC.Fire signalD.Radio emergency transmission ” 相关考题
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When using a hand held smoke signal from a lifeboat, you should activate the signal _____.A.on the downwind sideB.on the upwind sideC.inside the boatD.at the stern
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What is the most appropriate action for a GMDSS radio operator to take in a distress situation where immediate help is needed，but the vessel is not sinking nor needs to be abandoned ________．A.Switch off EPIRB and SART manuallyB.Transmit distress call by MF/HF，VHF or INMARSATC.Notify the RCC（Rescue Coordination Center）through VHF FM on channel 13D.Transmit distress call by activating the radiotelegraph automatic alarm signal
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An orange flag showing a black circle and square is a ______.A.signal indicating a course changeB.distress signalC.signal of asking to communicate with another vesselD.signal indicating danger
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The most suitable mode of transport for the goods which have to be moved by a vessel from a port in one country to a port in another country and then by rail to a second port city in the second country is （）.A、mini-bridgeB、sea trainC、sea/airD、piggyback
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单选题Releasing oil from the sea anchor of a lifeboat may（）.A
keep the propeller from being fouledB
increase propeller speedC
help calm the waves in the vicinity of the craftD
increase the holding power of the sea anchor
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单选题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 depthB
will be coming to the surfaceC
is on the bottom in distressD
is in distress and will try to surface
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单选题A person has fallen overboard and is being picked up with a lifeboat. If the person appears in danger of drowning，the lifeboat should make（）.A
an approach from leewardB
an approach from windwardC
the most direct approachD
an approach across the wind
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单选题From IMO’S point of view, INMARSAT’s most important function is the provision of（）.A
general radio communicationB
MSIC
improved distress and safety communicationD
bridge-to-bridge communication
考题
单选题（）is the most visible signal of distress from a lifeboat at sea in the daytime.A
Smoke signalB
Flash signalC
Fire signalD
Radio emergency transmission
考题
单选题What would most likely prevent a SART’s signal from being detected?（）A
Signal absorption by the ionosphereB
Heavy sea swellsC
The rescue personnel were monitoring the 10-cm radarD
The rescue personnel were monitoring the 3-cm radar
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单选题One of the signals，other than a distress signal，that can be used by a vessel to attract attention is a(n)（）.A
red star shellB
searchlightC
burning barrelD
orange smoke signal
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单选题A vessel is approaching from dead ahead． Both of her sidelights are visible and her range lights are in line. Which of the following could you do first?（）.A
Sound one blast of the whistleB
Alter course to starboardC
Construct a radar plotD
Sound the danger signal
考题
单选题Which is NOT a distress signal? （）A
A continuous sounding with any fog signal apparatusB
A signal sent by radiotelephone consisting of the spoken word MaydayC
An International Code Signal of N.C.D
The firing of green star rockets or shells
考题
单选题A distress signal（）.A
consists of 5 or more short blasts of the fog signal apparatusB
consists of the raising and lowering of a large white flagC
may be used separately or with other distress signalsD
is used to indicate doubt about another vessel's intentions
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单选题Which is a distress signal? （）A
A triangular flag above or below a ballB
The International Code Signal of distress indicated by JVC
A green smoke signalD
Flames on the vessel as from a burning tar barrel
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单选题What would NOT be a distress signal?（）A
MAYDAY sent by radiotelephoneB
Continuous sounding of fog hornC
Green star shells fired from a launcherD
Square flag and ball in a vertical line
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单选题Which signal is recognized as a distress signal?（）.A
Directing the beam of a searchlight at another vesselB
A smoke signal giving off orange colored smokeC
A whistle signal of one prolonged and three short blastsD
International Code Signal PAN spoken over the radiotelephone
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单选题（）process the distress signal from EPIRB to determine its position and identity.A
COSPAS-SARSATB
Ground receiving stationsC
storing distress signalD
Near-polar orbiting satellites
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单选题（）sends a radio signal from the bottom of the ship to the sea-bed,from which it is reflected.A
The marine sextantB
The chronometerC
The echo sounderD
The radar
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单选题A RADIO SIGNAL FROM A DISTRESSED VESSEL AUTOMATICALLY DIRECTED TO A RCC GIVING POSITION，IDENTIFICATION，COURSE AND SPEED OF THE VESSEL AS WELL AS THE NATURE OF DISTRESS is known as（）.A
Distress alertB
Safety alertC
Emergency alertD
General alert
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单选题A distress signal（）.A
consists of 5 or more short blasts of the fog signal apparatusB
consists of the raising and lowering of a large white flagC
may be used individually or in conjunction with other distress signalsD
is used to indicate doubt about another vessel's intentions
考题
单选题Which is NOT a distress signal?（）A
A continuous sounding with any fog signal apparatusB
A signal sent by radiotelephone consisting of the spoken word MaydayC
An International Code Signal of N.CD
The firing of green star rockets or shells
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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（）process the distress signal from EPIRB to determine its position and identity.A
COSPAS-SARSATB
ground receiving stationsC
storing distress signalD
Near polar orbiting satellites
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单选题What is NOT a distress signal?（）A
A continuous sounding of the fog hornB
Firing a gun every minuteC
Five or more short rapid blasts on the whistleD
A square flag and ball flown from the mast
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单选题For COAPAS-SARSAT system,（）process the distress signal from EPIRB to determine its position and identity.A
COSPAS-SARSATB
ground receiving stationsC
spacecraftD
satellite SAR instrument
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单选题Steering a motor lifeboat broadside to the sea could cause it to（）.A
capsizeB
run smootherC
run fasterD
sink
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