What technology is used in LiDAR? MCQ with Answer and Explanation

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What technology is used in LiDAR?

A. Laser light

B. Magnetic fields

C. Sound waves

D. Radio waves

Answer: Option A

Solution (By JKSSB Mock Tests)

LiDAR uses laser pulses to measure distances and create 3D maps.

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Question #1

What is 'Fiber Optics' used for?

A. Faster communication via light

B. Powering cars

C. Cooking food

D. Storing physical data

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Correct Answer: Option A

Explanation:
Fiber optics use thin strands of glass to transmit data as pulses of light.

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Question #2

The first AI program was developed in:

A. 1950s

B. 1990s

C. 1970s

D. 2000s

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Correct Answer: Option A

Explanation:
Early AI programs like Logic Theorist emerged in the 1950s.

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Question #3

What is 'Augmented Reality'?

A. AI chat

B. Blockchain ledger

C. Overlaying digital information on real world

D. Complete virtual environment

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Correct Answer: Option C

Explanation:
AR enhances the real world with computer-generated elements.

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