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单选题 The VHF Ch16 is called ______
学科：GMDSS 英语
时间：2023-10-25 10:56:56
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题目1单选题
The INMARSAT system utilizes ______ satellites positioned above four ocean regionsA. stationB. relayingC. geostationaryD. standstill
题目2单选题
The satellite and support facilities operated by INMARSAT are basedon ______ operational regionsA. 3B. 4C. 2D. 5
题目3单选题
The satellites in the INMARSAT system virtually cover the globe as far as about75° ______ the polar regionsA. together withB. besidesC. includingD. except
题目4单选题
The VHF Ch16 is called ______A. common channel for pilot serviceB. aircraft calling channelC. international distress and safety channelD. navigation safety communication channel
题目5单选题
Which equipment is required to be carried in the all sea areasA. VHFB. MFC. HFD. SES
题目6单选题
The VHF Ch70 could be used to send ______A. FAXB. DSCC. NBDPD. SSB
题目7单选题
Which one of the following channels and modes should be used when initiating a distress alert transmissionA. Ch 06 DSCB. Ch 06 radiotelephonyC. Ch 11 radiotelephony and Ch 16 DSD. Ch 70 DSC
题目8单选题
Which of the following frequencies have not been designated for on-scene communications in the Global Maritime Distress and Safety SystemA. VHF Channel 16 on 156.800 MHzB. MF radiotelephony on 2,182 kHzC. NBDP on 2,182.0 kHzD. VHF-Ch 16 on 156.800 MHz and MF radiotelephony on 2,182 kHz
题目9单选题
Which are the preferred frequencies in radiotelephony for on-scene communicationsA. 121.5 MHz and 2,045 kHzB. Ch 70 (156.525 MHz) and 2,174.5 kHzC. Ch 11 (156.650 MHz) and 2,021 kHzD. Ch 16(156.800 MHz) and 2,182 kHz
题目10单选题
Which of the following requencies has been designated for on-scene communications in the Global Maritime Distress and Safety SystemA. VHF FM Ch 16 on 156.6 kHzB. HF radiotelephony on 2, 182,0 kHzC. NBDP on 2,175.4 kHz, VHF-FM Ch 16.on 156.6 MHzD. VHF-Ch 16 on 156.8 MHz, NBDP on 2,174.5 kHz
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