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单选题
Ship-to-ship distress alerting should be conducted by（）.
A
Inmarsat SES
B
VHF /DSC or MF/DSC
C
SART and VHF/DSC
D
Satellite EPIRB and VHF /DSC
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单选题The distress message of a ship should include considerable information which might facilitate the rescue. This information should（）.A
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单选题What is the action that a GMDSS Radio Operator should take when a DSC distress alert is received? （）A
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The Operator should immediately set continuous watch on VHF channel 70D
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单选题The distress alert should（）the ship in distress.A
identityB
identicalC
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identification
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单选题When you are firing a pyrotechnic distress signal，it should be aimed at（）.A
straight overheadB
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单选题The basic concept of GMDSS is（）.A
Search and rescue authorities ashore will rapidly received an distress alert and acted uponB
SAR units will be rapidly alerted to a distress incident and assist in a coordinated SAR operationC
Ships navigating in the immediate vicinity of the ship in distress will rapidly alerted to the alert and give their help accordinglyD
The RCC will rapidly alerted to a distress alert through satellite and terrestrial communication techniques and conducted a rescue operation immediately
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单选题If you are transmitting a distress message by radiotelephone you should（）.A
use English languageB
always use the International CodeC
preface it by the word SOSD
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单选题You are the first vessel to arrive at the scene of a distress. Due to the volume of traffic on the radio，you are unable to communicate with the vessel in distress. Which action should you take?（）A
Switch to flag hoistsB
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Broadcast Charlie Quebec-Mayday-QuietD
Key the microphone three times in quick succession
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单选题（）are used for distress alerting as a rule.A
SES/DSC/EPIRBB
SART/radiotelephoneC
COSPAS-SARSATD
both B and C
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单选题The difference between a class A and a class B EPIRB is that the class A EPIRB（）.A
operates on both military and civilian aircraft distress frequenciesB
transmits both an alerting signal and a homing signalC
must be the float free type and automatically activatedD
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单选题A person who sees someone fall overboard should（）.A
immediately jump in the water to assist the individualB
go to the bridge for the distress flaresC
run to the radio room to send an emergency messageD
call for help and keep the individual in sight
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单选题Which of the following statements about transmitting distress messages by radiotelephone is INCORRECT?（）A
If no answer is received on the designated distress frequencies，repeat the distress call on any frequency availableB
Channel 16 (156.8) may be used for distress messagesC
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Distress messages should first be transmitted on 2182 kHz
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单选题Which channel and mode should be used when initiating a distress alert transmission（）.A
Channel 6 DSCB
Channel 6 RadiotelephonyC
Channel 13 Radiotelephony and channel 16 DSCD
Channel 70 DSC
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单选题If an airplane circles a vessel 3 times，crosses the vessel’s course close ahead while rocking the wings，and heads off in a certain direction，what does this indicate（）.A
The plane is in distress and will have to ditchB
The plane is going to drop a package and wishes the vessel to recover itC
Someone is in distress in that direction and the vessel should follow and assistD
There is danger ahead and the best course is indicated by the direction of the aircraft
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单选题（）will form the basis for distress alerting and safety calling.A
GMDSSB
EGCC
MSID
DSC
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