FCC Commercial Element 7R pool, section 17

Subelement C

DSC & Alpha-Numeric ID Systems:

Section 17

DSC Operations:

17C1

A Ch-70 DSC Distress alert is received. What action should be taken?

Correct Answer
A.
Silence the alarm, review the message and set up watch on Ch-16 to listen for Mayday communications.
B.
Silence the alarm and immediately call the master for further instructions.
C.
Review the incoming message information but take no action unless requested to do so by the RCC.
D.
Use DSC to immediately notify the vessel their Distress has been received.

17C1

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17C2

Which of the following statements on DSC acknowledgement and relay of DSC Distress alerts is true?

A.
Operators cannot initiate acknowledgements or relays.
Correct Answer
B.
Most equipment was designed to allow for DSC acknowledgements and ALL SHIPS DSC relays but this should only be done per current regulations.
C.
The equipment was designed to allow for DSC acknowledgements and relays and the operator should follow the software menu structure accordingly.
D.
DSC acknowledgements and relays are automatically transmitted by the unit to ensure the RCC receives the Distress.

17C2

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17C3

What does the DSC control unit do if the GMDSS Radio Operator fails to insert updated information when initiating a DSC Distress alert?

A.
It will abort the transmission and set off an audible alarm that must be manually reset.
B.
It will initiate the DSC Distress alert but, as no information will be transmitted, rescue personnel will not be able to identify the vessel, its position, or its situation.
Correct Answer
C.
It will initiate the DSC Distress alert and default information will automatically be transmitted.
D.
It will initiate the DSC Distress alert, but any station receiving it will have to establish contact with the distressed vessel to determine its identity, position, and situation.

17C3

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17C4

A DSC Distress alert is received. What action should be taken?

17C4

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17C5

What is the quickest method of transmitting a DSC Distress alert?

17C5

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17C6

DSC relays of Distress alerts by vessels:

A.
Should be done for all Distress alerts received aboard the ship.
Correct Answer
B.
Should be avoided; unless an acknowledgement has not been heard.
C.
Should be transmitted to all ships involved in Distress traffic.
D.
Are the best means to provide for a retransmission of Distress communications.

17C6

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