The ship sailing in area A4has to be provided with the _________ equipment.
A. MF/HF/VHF
B. MF/HF
C. MF/VHF
D. VHF/MF/INMARSAT
查看答案
What is the minimum requirement of a GMDSS operator in sea area A2?
A. Restricted Operator's Certificate
B. General Operator's Certificate
C. Second Class Radio Electronic Certificate
D. First Class Radio Electronic Certificate
What is the minimum operator license required to perform or supervise the performance of (SBM)Shore-Based Maintenance in sea area A3?
A. Second Class Radio Electronic Certificate.
B. Restricted Operator's Certificate.
C. First Class Radio Electronic Certificate.
D. GMDSS General Operator's Certificate.
How to prevent the reception of unwanted broadcasts by vessels utilizing the NAVTEX system?
A. Operating the receiver only during daytime hours
B. Programming the receiver to reject unwanted broadcasts
Coordinating reception with published broadcast schedules
D. Automatic receiver de-sensitization during night hours
The SARTs works on _________
A. S-band
B. VHF-band
C. X-band
D. L-band
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