Which communication device is used for long-distance voice transmission? MCQ with Answer and Explanation

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

A. Telephone

B. Fax machine

C. Telegraph

D. Radio

Answer: Option A

Solution (By JKSSB Mock Tests)

Telephones enable real-time voice communication over long distances.

This question belongs to: Geography GK Transport and Communication

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Question #1

The Blue Revolution in communication refers to growth in:

A. Railways

B. Road transport

C. Internet and digital communication

D. Postal services

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Correct Answer: Option C

Explanation:
The expansion of digital and internet-based communication is often associated with communication revolutions.

This question belongs to: Geography GK Transport and Communication

Question #2

What does TCP stand for in networking?

A. Transmission Communication Process

B. Transfer Control Protocol

C. Transmission Control Protocol

D. Telecommunication Control Program

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Correct Answer: Option C

Explanation:
TCP is a core protocol of the Internet Protocol Suite.

This question belongs to: Geography GK Transport and Communication

Question #3

Which organization develops and maintains India's inland waterways infrastructure?

A. AAI

B. IWAI

C. NHAI

D. TRAI

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Correct Answer: Option B

Explanation:
The Inland Waterways Authority of India (IWAI) develops and regulates inland waterways.

This question belongs to: Geography GK Transport and Communication

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