GMDSS. FCC Test 57

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FEC Sitor transmissions might be used to?
If the vessel is within range of NAVTEX broadcasts and both the Inmarsat-C and the NAVTEX receiver are inoperative the GMDSS operator should:
Selective FEC communications (SFEC) are employed when:
If the vessel is experiencing atmospheric interference with NAVTEX broadcasts, especially in the tropics, the GMDSS operator should:
FEC NBDP transmissions are normally used to?
The sequence BFEC, SFEC, ARQ best corresponds to which of the following sequences?
Which of the following statements concerning SITOR communications is true?
If the vessel is beyond range of NAVTEX broadcasts and the Sat-C system fails, the GMDSS operator must:
Why must the GMDSS operator be able to set-up FEC & ARQ modes and differentiate between them?
The sequence ARQ, FEC, SFEC best corresponds to which of the following sequences?
Finish