更多"All of the following are distress s"的相关试题:
[单项选择]All of the following are distress signals EXCEPT（）.
A. the continuous sounding of any fog signal apparatus
B. giving five or more short and rapid blasts of the whistle
C. firing a gun at intervals of about a minute
D. a barrel with burning oil in it，on deck
[单项选择]All of the following are distress signals under the Rules EXCEPT（）.
A. a green star signal
B. orange-colored smoke
C. red flares
D. the repeated raising and lowering of outstretched arms
[单项选择]Distress signals may be（）.
A. red flares
B. smoke signals
C. sound signals
D. Any of the above
[单项选择]By regulation，orange smoke distress signals will expire not more than how many months from the date of manufacture?（）
A. 24 months
B. 36 months
C. 42 months
D. 54 months
[单项选择]The service life of distress signals must be not more than（）.
A. forty two months from the date of manufacture
B. thirty six months from the date of the last inspection
C. twenty four months from the date of approval
D. twelve months from the date of purchase
[单项选择]In the COSPAS-SARSAT system distress signals are processed by（）and the resulting data are forwarded to（）through（）communication network.
A. MCC/LUT/RCC
B. LUT/MCC/RCC
C. LUT/RCC/MCC
D. LUT/RCC/LUT
[单项选择]On every vessel，distress signals must be stowed（）.
A. on or near the navigating bridge
B. on the flying bridge not closer than 15 feet to any bulkhead
C. above the freeboard deck away from heat
D. in an enclosed space below the freeboard deck away from heat
[单项选择]All the following is true except that（）.
A. in many places a counter current flows in opposition to the main current close to the bank
B. current can vary with depth of water and large deep draught ships can experience different current effects at differing parts of the hull tend to turn to the wind
C. as speed is reduced，the increased proportion of the ship's vector which is attributable to current will set the ship close to obstructions
D. when close to the berth in a head current，there is a danger that flow inshore of the ship becomes restricted and the ship is subject to interactive forces
[单项选择]All of the following are recognized distress signals under the Navigation Rules EXCEPT（）.
A. a green star signal
B. orange-colored smoke
C. red flares
D. the repeated raising and lowering of outstretched arms
[单项选择]All of the following are engaged in fishing EXCEPT（）.
A. A vessel trawling
B. A vessel trolling
C. A vessel setting nets
D. A vessel tending lines
[单项选择]All the following except（）are fittings for securing and lashing containers on board ships.
A. stackers
B. twistlock
C. bridge fittings
D. containment booms
[单项选择]Distress flares and smoke signals for small passenger vessels（）.
A. are not required aboard vessels on runs of less than 30 minutes duration
B. must be Coast Guard approved and stowed in a portable，watertight container
C. must be marked with an expiration date not more than 42 months from the date of manufacture
D. All of the above
[单项选择]When a vessel signals her distress by means of a gun or other explosive signal，the firing should be at intervals of approximately（）.
A. 10 minutes
B. 1 minute
C. 1 hour
D. 3 minutes
[单项选择]Distress and safety communications following DSC calling will be performed by radiotelephony or（）.
A. NBDP
B. EGC receiver
C. NBDP or both
D. EGC receiver or both
