GMDSS Element 7 (Radio Operating Practices) USCG Question #127 (Set 5)

What number will a ship station use to identify itself using SITOR?

Official USCG Answer & Rule Citation

Correct Answer: Option B — Five digit SELCALL or 9 digit SELCALL number identical to MMSI.

Under USCG National Maritime Center examination standards, the accepted correct answer is: Five digit SELCALL or 9 digit SELCALL number identical to MMSI..

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