Of the following, which system provides the highest degree of detection probability and location accuracy?
A. 2, 182 kHz Radiotelephone Automatic Alarm Generator.
B. 406 MHZ EPIRBs.
C. 122.5 MHz EPIRBs.
D. 156. 252 MHZ EPIRBS.
查看答案
Which of the following frequencies have not been designated for on-scene communications in the Global Maritime Distress and Safety System?
A. VHF-Channel 16, 156.8 MHz.
B. MF radiotelephony on 2, 182 kHz.
C. DSC on 156. 525 MHZ.
D. VHF-Channel 16, 156.8 MHz and MF radiotelephony on 2, 182 kHz.
Who is responsible for transmitting a message stating that distress communications have ceased?
A. The vessel providing the initial communications with the distressed vessel.
B. The Rescue Coordination Center (RCC) controlling the distress communications
C. The Coast Radio Station (CRS) that was first contacted concerning the distress situation.
D. No formal message must be transmitted as long as no distress-related communication have occurred after reasonable time.
If a ship, in accordance with the requirements of regulation 7. 1. 2, is fitted with a VHFradio installation, shall, while it is at sea, maintain a continuous watch on__________ .
A. VHF Ch 16
B. VHF Ch 70
C. 2. 187. 5 kHz
D. all of the above
If a ship, in accordance with the requirements of regulation 10. 1. 1, is fitted with an Inmarsat ship earth station, shall, while it is at sea, maintain a continuous watch________.
A. on 8, 414, 5 kHz
B. for satellite shore to ship distress alerts
C. on 2, 187.5 kHz
D. all of the above
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