Which communication system allows global instant messaging apps? MCQ with Answer and Explanation

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Which communication system allows global instant messaging apps?

A. Telegraph

B. Radio

C. Postal mail

D. Internet

Answer: Option D

Solution (By JKSSB Mock Tests)

Internet enables global instant messaging through apps like WhatsApp and Telegram.

This question belongs to: Geography GK Transport and Communication

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Practice More Transport and Communication Questions

Question #1

Which expressway connects Lucknow and Agra?

A. Agra-Lucknow Expressway

B. Bundelkhand Expressway

C. Yamuna Expressway

D. Purvanchal Expressway

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Correct Answer: Option A

Explanation:
The Agra-Lucknow Expressway is a major access-controlled expressway in Uttar Pradesh.

This question belongs to: Geography GK Transport and Communication

Question #2

Which communication technology is used in GPS navigation?

A. Fiber Optics

B. Postal Network

C. Telegraph

D. Satellite Communication

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Correct Answer: Option D

Explanation:
GPS functions through signals transmitted by satellites orbiting Earth.

This question belongs to: Geography GK Transport and Communication

Question #3

Which railway gauge allows the highest speed and stability?

A. Toy gauge

B. Metre gauge

C. Narrow gauge

D. Broad gauge

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Correct Answer: Option D

Explanation:
Broad gauge provides better stability and allows trains to run at higher speeds.

This question belongs to: Geography GK Transport and Communication

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