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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?

40 miles Signup and view all the answers

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

161.975 MHz- Channel 87B Signup and view all the answers

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

Pleasure crafts Signup and view all the answers

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

VHF Signup and view all the answers

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

If AIS is not installed or enabled Signup and view all the answers

Why do large commercial vessels need to use AIS?

To avoid collisions with other vessels Signup and view all the answers

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

When the captain decides it is necessary for safety reasons Signup and view all the answers

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

To identify, locate, and monitor ships Signup and view all the answers

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

To transmit vessel positions for safety reasons Signup and view all the answers