A continuous sounding of the fog horn
Firing a gun every minute
Five or more short rapid blasts on the whistle
A square flag and ball flown from the mast
第1题:
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 manually
B.Transmit distress call by MF/HF,VHF or INMARSAT
C.Notify the RCC(Rescue Coordination Center)through VHF FM on channel 13
D.Transmit distress call by activating the radiotelegraph automatic alarm signal
第2题:
A vessel in distress should send by radio telephone the two tone alarm signal followed immediately by the ______.
A.distress position
B.spoken words “Mayday, Mayday, Mayday”
C.ship’s name
D.ship’s call letters
第3题:
One of the signals, other than a distress signal, that can be used by a rescue boat to attract attention is a/an ______.
A.red star shell
B.searchlight
C.burning barrel
D.orange smoke signal
第4题:
use English language
always use the International Code
preface it by the word SOS
follow the transmission with the radio alarm signal
第5题:
local-mode coverage
SAR operations
data process
continuous broadcast
第6题:
If you are on the beach and are signaling to a small boat in distress that your present location is dangerous and they should land to the left,you would ______.
A.fire a green star to the left
B.send the letter K by light and point to the left
C.place an orange signal to your left as you signal with a white light
D.send the code signal S followed by L
第7题:
An orange flag showing a black circle and square is a ______.
A.signal indicating a course change
B.distress signal
C.signal of asking to communicate with another vessel
D.signal indicating danger
第8题:
________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
第9题:
Smoke signal
Flash signal
Fire signal
Radio emergency transmission
第10题:
red star shell
searchlight
burning barrel
orange smoke signal