A MICR reader is specialized for: MCQ with Answer and Explanation

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A MICR reader is specialized for:

A. General documents

B. Photos

C. Barcodes

D. Banking cheques

Answer: Option D

Solution (By JKSSB Mock Tests)

Magnetic ink characters.

This question belongs to: Computer Computer Hardware

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Question #1

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The term 'bus mastering' allows:

A. Memory isolation

B. CPU control only

C. Display control

D. Devices to control the bus directly

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Correct Answer: Option D

Explanation:
Improves efficiency.

This question belongs to: Computer Computer Hardware

Question #2

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A barcode scanner uses:

A. Laser or camera to read codes

B. Magnetic fields

C. Ink detection

D. Thermal sensors

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Correct Answer: Option A

Explanation:
Optical recognition.

This question belongs to: Computer Computer Hardware

Question #3

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Which memory is used for BIOS shadowing?

A. HDD

B. RAM copy of ROM for faster access

C. SSD

D. Cache only

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Correct Answer: Option B

Explanation:
Improves boot performance.

This question belongs to: Computer Computer Hardware

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