Which communication technology enables machine-to-machine communication in IoT devices? MCQ with Answer and Explanation

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

A. Postal Service

B. DTH

C. Telegraph

D. M2M Communication

Answer: Option D

Solution (By JKSSB Mock Tests)

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

This question belongs to: Geography GK Transport and Communication

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Which railway station is the northernmost major railway station in India?

A. Katra

B. Baramulla

C. Srinagar

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Correct Answer: Option B

Explanation:
Baramulla Railway Station in Jammu and Kashmir is among the northernmost stations in India.

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Question #2

Which communication technology is used in GPS navigation?

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Correct Answer: Option C

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

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Which state has the highest road density in India?

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Correct Answer: Option A

Explanation:
Kerala has one of the highest road densities due to its dense settlement pattern.

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