GMDSS. FCC Test 53

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Which of the following would be a valid selcall for use in ARQ communications?
During Sitor ARQ operations through a coast station, what should the GMDSS operator do during the 'Automatic Exchange of Answerbacks.'
Which statement is correct regarding HF NBDP under GMDSS?
What is the best method for a GMDSS Radio Operator to determine which SITOR station to contact for the purpose of sending a chargeable message or cable?
Once ARQ communication with the coast radio station has been established, which of the following exchanges will most likely take place?
After establishing contact with a Coast Station on an available channel, which of the following exchanges take place?
When placing a telex call to a Coast Station, you should always:
Which of the following methods will give a GMDSS Radio Operator the best indication of whether ARQ communication can be established with a coast radio station?
'SITOR' communications are based on a digital code system:
The purpose of 'parity' in SITOR communications is?
Finish