Which communication technology is used in submarine cable networks? MCQ with Answer and Explanation

Which communication technology is used in submarine cable networks?
A. Satellite signals
B. Radio waves
C. Microwaves
D. Optical fiber
Answer: Option D
Solution (By JKExamLibrary)
Submarine cables use optical fiber technology to transmit high-speed data across oceans.

This question belongs to: Geography GK Transport and Communication

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Which is India's first railway university campus located in Gujarat?
A. Vadodara
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Correct Answer: Option A


Explanation:
Gati Shakti Vishwavidyalaya, formerly National Rail and Transportation Institute, is located in Vadodara.

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Question #2 Report Error
Which port is famous for diamond exports in India?
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Correct Answer: Option C


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