7R-A-50: VHF-DSC: Other DSC Functions-2
7R-50G1:
What information is normally entered in the address book?
Vessel’s name and MMSI number.
The vessel’s IMN.
The vessel’s call sign and name.
All of the above
7R-50G2:
Which of the following statements is true?
Both a) and b) are true.
Some DSC units have both a Transmit and Receive message directory or database.
Some DSC units may not contain a database of transmitted DSC calls.
None of the above
7R-50G3:
Which of the following statements on address book entries is correct?
All of the above
Shore based telephone numbers may be entered for automatic telephone calls ashore.
Public Correspondence Stations may be entered.
A vessel’s name and MMSI number may be entered.
7R-50G4:
The VHF-DSC self-test function (if available) usually performs the following:
Makes a diagnostic test of the system without actually transmitting a signal.
Transmits a very weak DSC signal which is picked up by the Ch-70 receiver.
Transmits a weak voice signal which is picked up on Ch-16.
Does a check sum of the memory chips.
7R-50G5:
What can the operator do to adjust the audible alarm?
The alarm cannot be disabled for distress and URGENCY messages.
The operator can choose to disable the audible alarm.
Both of the above
None of the above
7R-50G6:
When initiating a DSC call through the menu system what is the most likely information that will be displayed after making the first correct keystroke?
The call setup menu.
The particulars of the previous call.
The priority menu.
The Telecom-1 menu.
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Color key:
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● = Unseen
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● = Weak
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● = Review
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● = Learned
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● = Incorrect answer
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