Which communication service is used to uniquely identify devices on the internet? MCQ with Answer and Explanation

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Which communication service is used to uniquely identify devices on the internet?

A. QR Code

B. PIN Code

C. IP Address

D. Barcode

Answer: Option C

Solution (By JKSSB Mock Tests)

An IP address uniquely identifies a device connected to a network.

This question belongs to: Geography GK Transport and Communication

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Which Indian airport handles the highest international passenger traffic?

A. Ahmedabad Airport

B. Kolkata Airport

C. Chennai Airport

D. Delhi Airport

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Correct Answer: Option D

Explanation:
Delhi Airport handles the highest international passenger traffic in India.

This question belongs to: Geography GK Transport and Communication

Question #2

Which port is located in Tamil Nadu and is one of the oldest in India?

A. Chennai Port

B. Paradip Port

C. Mumbai Port

D. Kandla Port

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Correct Answer: Option A

Explanation:
Chennai Port is one of the oldest and most important ports in India.

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Question #3

Which railway zone has headquarters in Kolkata?

A. Northern Railway

B. Southern Railway

C. Eastern Railway

D. Central Railway

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Correct Answer: Option C

Explanation:
Eastern Railway is headquartered at Kolkata.

This question belongs to: Geography GK Transport and Communication

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