更多"Which signal is recognized as a dis"的相关试题:
[单项选择]Which signal is recognized as a distress signal?（）
A. Directing the beam of a searchlight at another vessel
B. A smoke signal giving off orange colored smoke
C. A whistle signal of one prolonged and three short blasts
D. International Code Signal "PAN" spoken over the radiotelephone
[单项选择]Which is a distress signal? （）
A. A triangular flag above or below a ball
B. The International Code Signal of distress indicated by "JV"
C. A green smoke signal
D. Flames on the vessel as from a burning tar barrel
[单项选择]Which is NOT a distress signal?（）
A. A continuous sounding with any fog signal apparatus
B. A signal sent by radiotelephone consisting of the spoken word Mayday
C. An International Code Signal of N.C
D. The firing of green star rockets or shells
[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]A distress signal（）.
A. consists of 5 or more short blasts of the fog signal apparatus
B. consists of the raising and lowering of a large white flag
C. may be used separately or with other distress signals
D. is used to indicate doubt about another vessel's intentions
[单项选择]International distress signal in VHF calling for help is（）.
A. Help，Help，Help
B. Mayday，Mayday，Mayday
C. Save，Save，Save
D. Rescue，Rescue，Rescue
[单项选择]The signal to guide vessels in distress，which indicates，“This is the best place to land” is the（）.
A. horizontal motion of a white flag
B. letter K in Morse code given by light
C. code flag S as a hoist
D. firing of a white star signal
[单项选择]When you are firing a pyrotechnic distress signal，it should be aimed at（）.
A. straight overhead
B. at the vessel whose attention you are trying to get
C. into the wind
D. about 60 degrees above the horizon
[单项选择]What is NOT a distress signal?（）
A. Red flares or red rockets
B. Continuous sounding of fog signaling apparatus
C. International Code Flags "November" and "Charlie"
D. Basket hanging in the rigging
[单项选择]Distress signal are always stored in the memory so as to start（）.
A. local-mode coverage
B. SAR operation
C. data process
D. continuous broadcast
[单项选择]（）process the distress signal from EPIRB to determine its position and identity.
A. COSPAS-SARSAT
B. ground receiving stations
C. storing distress signal
D. Near polar orbiting satellites
[单项选择]What would NOT be a distress signal?（）
A. MAYDAY sent by radiotelephone
B. Continuous sounding of fog horn
C. Green star shells fired from a launcher
D. Square flag and ball in a vertical line
