GMDSS. FCC Test 21 – Online Maritime Tests

How are normal working conditions restored after radio silence has been imposed?

None of the above.
The Rescue Coordination Center (RCC) that imposed the radio silence must transmit a voice message on the distress frequency stating "SEELONCE FEENEE".
The Public Correspondence Station (PCS) that imposed the radio silence must transmit a voice message on the distress frequency stating "SILENCE FINI".
The Coast Earth Station (CES) that imposed the radio silence must transmit a voice message on the distress frequency stating "SILENCE FINI".

If the Watch Officer hears 'PAN PAN' spoken 3 times it means:

A navigation or important meteorological warning should follow.
The station is preparing to transmit an URGENT message possibly concerning the safety of a mobile unit or person.
A Mobile unit is in need of immediate assistance.
None of the above.

What is meant by the term 'radio silence'?

Communications on a distress frequency or channel is banned for 24 hours following the cessation of the distress traffic.
Stations not directly involved with the on-going distress communications may not transmit on the distress frequency or channel.
Two three-minute silent periods, at 15 and 45 minutes after the hour, that provide a transmitting 'window' for distressed vessels to transmit distress alerts using J3E.
Stations remaining off the air to safeguard proprietary information.

Which of the following situations would normally use the Urgency priority?

Answers b
A crewmember over the side.
A cargo shift or weather situation considered to be of greater hazard than would justify a SAFETY priority designation.
A serious medical situation involving a crewmember.

Which of the following situations would normally use the urgency priority?

A crewmember over the side.
Scenarios concerning the Safety of navigation or important meteorological warnings.
A serious medical situation involving a crewmember.
Both a and b

Which of the following situations would normally use the Urgency priority?

How are normal working conditions restored on a narrow band direct printing (NBDP) frequency on which radio silence had been imposed?

The RCC that imposed the radio silence must transmit a NBDP message stating 'SILENCE FINI'.
The Public Correspondence Station (PCS) that imposed the radio silence must transmit a narrow band direct printing message on the distress frequency stating "SILENCE FINI".
The High Seas Service (HSS) that imposed the radio silence must transmit a narrow band direct printing message on the distress frequency stating "SILENCE FINI".
The CES that imposed the radio silence must transmit a NBDP message stating 'SILENCE FINI'.

How is 'radio silence' imposed?

By the vessel first responding to the distress call.
By the On Scene Coordinator (OSC).
By the Coast Earth Station (CES) controlling the distress communications on that frequency.
By the nearest Public Correspondence Coast Station.

The Urgent Priority should be used for:

Messages containing information concerning the safety of a mobile unit or person.
Messages concerning On-scene communications .
Messages concerning the Safety of Life At Sea (SOLAS).
Messages detailing important navigational warnings.

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