单项选择题
A.In the Captain's office B.In the sea cabin C.At the GMDSS operating position D.Anywhere on board the vessel
When the GMDSS Radio Operator on watch hears“SECURITE”s...
单项选择题When the GMDSS Radio Operator on watch hears“SECURITE”spoken three times he can expect to receive a message concerning（）.
A.The safety of navigation or important meteorological warnings B.The safety of a vessel or a person is in jeopardy C.A vessel in need of immediate assistance D.A coast station traffic list
What publications should a GMDSS Operator consult regar...
单项选择题What publications should a GMDSS Operator consult regarding the proper set-up and operation of vessel equipment（）.
A.ITU Publications B.The manufacturers instruction manuals C.Part 90 of the FCC Rules and Regulations D.Code of Federal Regulations，Title 47，Part 80，Subpart W
The data travels from the（）to the INMARSAT Network Coor...
单项选择题The data travels from the（）to the INMARSAT Network Coordination Station（NCS）and then down to the SES’s on ships at sea.
A.VHF B.SART C.NAVTEX D.LES
