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Automatic Identification System (AIS) Quiz
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Automatic Identification System (AIS) Quiz

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Questions and Answers

Which ships are mandated to have Class A AIS according to SOLAS regulations?

  • Ships of 300 gross tonnages and above engaged on international voyages (correct)
  • Ships operating on domestic voyages
  • Pleasure crafts
  • Ships under 300 gross tonnages
  • What is the main purpose of AIS on ships?

  • To provide entertainment for passengers
  • To regulate ship speed
  • To control ship lighting
  • To assist with collision avoidance (correct)
  • What technology does AIS primarily use for high-speed broadcasting?

  • NFC
  • Wi-Fi
  • Bluetooth
  • Self Organizing Time Division Multiple Access (STDMA) (correct)
  • What is the range of the line-of-sight for AIS frequencies?

    <p>40 miles</p> Signup and view all the answers

    Which frequency is used by AIS for ship-to-ship communication?

    <p>161.975 MHz- Channel 87B</p> Signup and view all the answers

    What type of vessels is Class B AIS primarily intended for?

    <p>Pleasure crafts</p> Signup and view all the answers

    What range of maritime mobile communications does the Automatic Identification System (AIS) operate in?

    <p>VHF</p> Signup and view all the answers

    When is a ship's information exchanged via AIS with other vessels in the vicinity?

    <p>If AIS is not installed or enabled</p> Signup and view all the answers

    Why do large commercial vessels need to use AIS?

    <p>To avoid collisions with other vessels</p> Signup and view all the answers

    In what cases should the on-board AIS be turned off according to the text?

    <p>When the captain decides it is necessary for safety reasons</p> Signup and view all the answers

    How do Coastal Vessel Traffic Services (VTS) utilize AIS?

    <p>To identify, locate, and monitor ships</p> Signup and view all the answers

    What is the primary purpose of providing AIS according to the text?

    <p>To transmit vessel positions for safety reasons</p> Signup and view all the answers

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