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Subel. F
6 questions
Subelement F

Maritime Safety Information (M.S.I.):

Section 42

Enhanced Group Calling (EGC):

Over what system are Enhanced Group Calls transmitted?

  • COSPAS satellite
  • HF SITOR (NBDP) shore stations
  • NAVTEX shore stations
  • Correct Answer
    Inmarsat satellite
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What is the purpose of the dedicated EGC receiver for A-1 area GMDSS Vessels?

  • Correct Answer
    To ensure receipt of MSI in areas without NAVTEX coverage.
  • To allow monitoring of the vessels location for AMVER tracking.
  • Simultaneous receipt and transmission of vessel SafetyNETTM messages.
  • To track which NAVAREA the vessel is currently in for receipt of MSI.
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Which of the following provides a unique automated system capable of addressing messages to pre-determined groups of ships or all vessels in both fixed and variable geographic areas?

  • NAVTEX
  • Correct Answer
    EGC
  • AFRTS
  • NAVAREAs
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What system may be useful for messages, such as local storm warnings or a shore-to-ship Distress alert, for which it is inappropriate to alert all ships in the satellite coverage area?

  • NAVTEX
  • AMVER
  • Correct Answer
    EGC
  • DSC
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What services are available through Enhanced Group Calls?

  • Maritime Safety Information and vessel traffic lists.
  • Hourly NOAA weather broadcasts from the NWS.
  • Correct Answer
    Maritime Safety Information and messages to pre-defined groups of subscribers.
  • Coastal weather broadcasts.
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What messages originate from registered information providers anywhere in the world and are broadcast to the appropriate ocean region via a LES?

  • AMVER broadcasts
  • Urgency messages
  • NAVTEX broadcasts
  • Correct Answer
    SafetyNETTM messages
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