Which communication technology is used for emergency alerts in mobile networks? MCQ with Answer and Explanation

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Which communication technology is used for emergency alerts in mobile networks?

A. Radio only

B. Cell broadcast system

C. Telegraph

D. Postal alerts

Answer: Option B

Solution (By JKSSB Mock Tests)

Cell broadcast systems are used for sending emergency alerts to mobile users.

This question belongs to: Geography GK Transport and Communication

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Which service provides internet connectivity?

A. Courier service

B. Postal service

C. Railways

D. ISP

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Correct Answer: Option D

Explanation:
Internet Service Providers (ISPs) supply internet connectivity to users.

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Question #2

Which communication device is used for long-distance voice transmission?

A. Radio

B. Fax machine

C. Telephone

D. Telegraph

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Correct Answer: Option C

Explanation:
Telephones enable real-time voice communication over long distances.

This question belongs to: Geography GK Transport and Communication

Question #3

Which is the main function of a freight corridor?

A. Air traffic control

B. Port management

C. Passenger transport

D. High-speed goods movement

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Correct Answer: Option D

Explanation:
Freight corridors are dedicated to fast and efficient movement of goods trains.

This question belongs to: Geography GK Transport and Communication

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