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WorksheetsPRETEST GMDSS
Total questions: 10
Worksheet time: 7mins
Kepanjangan DSC adalah...
Draught Selective Call
Digital Selective Call
Digital Ship Call
Digital Selective Centre
Berikut ini frekuensi DSC-MF :
2087,5 kHz
2187,0 kHz
2187,5 kHz
21800,5 kHz
Kepanjangan MID adalah
Maritime Identification Draught
Most Identification Digit
Maritime Inpection Digit
Maritime Identification Digit
Under GMDSS, a compulsory VHF-DSC radiotelephone installation must be tested at what minimum intervals at sea?
Daily.
Annually, by a representative of the FCC.
At the annual SOLAS inspection.
Monthly.
How many digits are in the MID (Maritime Identification Digits)?
7
9
3
10
Which of the following statements concerning MMSI is true?
Coast station MMSI numbers have 9 digits starting with 4
All MMSI numbers are 9 digits and contain an MID.
Ship station MMSI numbers can be 7 digits or 9 digits depending on the Inmarsat terminal.
Group MMSI numbers must begin with 2 zeros.
When sending a DSC call:
Vessel’s position will automatically be sent
Vessel’s position will automatically be sent if the vessel is sending a “Distress Hot Key” alert.
Vessel’s MMSI will indicate its ocean region.
None of these.
What is usually the first step for a GMDSS Radio Operator to take when initiating a distress priority message via Inmarsat?
By dialing the correct code on the telephone remote unit
By pressing a "Distress Button" or "Distress Hot Key(s)" on the equipment.
By contacting the CES operator and announcing a distress condition is in existence
By contacting the CES operator using the radiotelephone distress procedure "Mayday"... etc.
You send a VHF-DSC distress alert. What channel do you use for the follow-on voice transmission?
Ch-12
Ch-70
Ch-13
Ch-16
You send a MF-DSC distress alert. What frequency do you use for the follow-on voice transmission?
2760 kHz
2187.5 kHz
2182 kHz
2174.5 kHz
