Which communication system is commonly used by ships at sea? MCQ with Answer and Explanation

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Which communication system is commonly used by ships at sea?

A. Wi-Fi

B. VHF Radio

C. Bluetooth

D. LAN

Answer: Option B

Solution (By JKSSB Mock Tests)

VHF radio communication is extensively used for maritime communication.

This question belongs to: Geography GK Transport and Communication

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Question #1

Which Indian railway zone was the first to be established?

A. Southern Railway

B. Western Railway

C. Eastern Railway

D. Northern Railway

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Correct Answer: Option A

Explanation:
Southern Railway was one of the earliest zones formed after Indian independence in 1951 during the reorganization of Indian Railways.

This question belongs to: Geography GK Transport and Communication

Question #2

What is the full form of VSAT?

A. Virtual Satellite Access Technology

B. Variable Satellite Transmission

C. Very Strong Antenna Technology

D. Very Small Aperture Terminal

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Correct Answer: Option D

Explanation:
VSAT stands for Very Small Aperture Terminal, used for satellite communication.

This question belongs to: Geography GK Transport and Communication

Question #3

India introduced PIN Codes in which year?

A. 1965

B. 1954

C. 1972

D. 1980

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Correct Answer: Option C

Explanation:
PIN Codes were introduced on 15 August 1972 to simplify mail sorting and delivery.

This question belongs to: Geography GK Transport and Communication

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