Which communication method is oldest? MCQ with Answer and Explanation

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Which communication method is oldest?

A. Postal mail

B. Telegraph

C. Internet

D. Email

Answer: Option A

Solution (By JKSSB Mock Tests)

Postal mail is one of the oldest forms of communication used historically.

This question belongs to: Geography GK Transport and Communication

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Question #1

Which National Highway is known as the East-West Corridor?

A. NH-16

B. NH-44

C. NH-48

D. NH-27

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Correct Answer: Option D

Explanation:
NH-27 forms a major part of India's East-West Corridor connecting Gujarat and Assam.

This question belongs to: Geography GK Transport and Communication

Question #2

Which communication technology enables machine-to-machine communication in IoT devices?

A. DTH

B. Postal Service

C. Telegraph

D. M2M Communication

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Correct Answer: Option D

Explanation:
Machine-to-Machine (M2M) communication forms the basis of many IoT applications.

This question belongs to: Geography GK Transport and Communication

Question #3

Which major port is located at the mouth of the Mahanadi River?

A. Paradip Port

B. Kolkata Port

C. Mumbai Port

D. Kandla Port

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Correct Answer: Option A

Explanation:
Paradip Port in Odisha is located near the mouth of the Mahanadi River.

This question belongs to: Geography GK Transport and Communication

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