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block

3. To exhibit a distress signal without using the GMDSS sub-system (equipment), which of the following should be executed as to get attention of nearby vessels?

Select the correct answer(s).  

(0/0)

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The use of EPIRB

The use of Navtex receiver

Parachute red flare

None of the above

none

5. What is the requirement for emergency and reserve power in GMDSS radio installations? understanding,

Select the correct answer(s).  

(0/0)

---

Only one of the above is required if a vessel is equipped with a second 406 EPIRB as a backup means of sending a Distress alert.

A reserve power source is not required for radio communications.

An emergency power source for radio communications is not required if a vessel has proper reserve power (batteries).

Compulsory ships must have emergency and reserve power sources for radio communications.

none

2. As a secondary method of alerting, what names are used to prevent the reception of unwanted broadcast s by vessel’s utilizing the NAVTEX system?

Select the correct answer(s).  

(0/0)

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Programming the receiver to reject unwanted broadcasts

Contact the NAVTEX coordinator

Select all stations

Select all types of messages

none

7. Transmission of a Distress alert by a station on behalf of another vessel actually in Distress should not occur:?

Select the correct answer(s).  

(0/0)

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When the Master or responsible person on the mobile unit not in Distress so decides.

When the mobile unit actually in Distress is not itself in a position to transmit the Distress alert.

When communications between the Distress vessel and a Coast station are already in progress.

When the responsible person at the Coast Station determines further help is necessary.

none

8. In visual signaling, what method of communication uses two hand flags to indicate letters of the alphabet?

Select the correct answer(s).  

(0/0)

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Flashing light signaling

Sound signaling

Semaphore or hand flags or arms signaling

Flag signaling

none

9. A ship at anchor has been communicating effectively with a shore station approximately 500 miles (805 km) distant on a frequency in the 16 MHz band periodically throughout the day. Toward the late afternoon and evening, what effect should be noticed?

Select the correct answer(s).  

(0/0)

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Communications should gradually deteriorate and become impossibly on this frequency at night.

The grey line effect will prevent communication after dark.

Communications should be maintained with slight improvement in the signal received from the shore station.

Communications should improve and peak at night.

none

6. What is the proper procedure to be followed upon receipt of a distress alert transmitted by use of Digital Selective Calling Techniques?

Select the correct answer(s).  

(0/0)

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Set watch on the radiotelephone Distress and Safety frequency associated with the Distress and Safety calling frequency on which the Distress alert was received.

Ship stations equipped with narrow-band direct-printing equipment should respond to the Distress alert as soon as practicable by this means.

Set watch on the DSC alerting frequency in the band of frequencies the alert was received.

Set a continuous watch on VHF-FM Channel 13, 16 and DSC on Channel 70.

none

4. Under GMDSS, a compulsory VHF-DSC radiotelephone installation must be tested at what minimum intervals at sea?

Select the correct answer(s).  

(0/0)

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At the annual SOLAS inspection.

Daily

Annually, by a representative of the FCC.

Monthly

none

1. In facilitating visual signaling, what are the most commonly used important Two-letter signals which specify “I have a doctor onboard”?

Select the correct answer(s).  

(0/0)

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FR

AN

AL

CB

none

10. One of the signals, other than a distresssignal, that canbe used by a rescue boat to attract attention is a/an__________.?

Select the correct answer(s).  

(0/0)

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orangesmokesignal

searchlight

redstarshell

burning barrel