What is the binary equivalent of hexadecimal 5C? MCQ with Answer and Explanation

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What is the binary equivalent of hexadecimal 5C?

A. 1011010

B. 1011011

C. 1101100

D. 1011100

Answer: Option D

Solution (By JKSSB Mock Tests)

5C = 5 (0101) and C (1100) -> 01011100 = 1011100.

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Question #1

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Which component holds the data and instructions for the CPU to process?

A. Secondary memory

B. Cache memory

C. Primary memory (RAM)

D. Hard disk

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Correct Answer: Option C

Explanation:
Primary memory (RAM) holds active data and instructions for CPU processing.

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Question #2

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Which component acts as the 'brain' of the computer system, housing the circuitry that executes all primary logical and arithmetic procedures?

A. Random Access Memory

B. Central Processing Unit

C. Motherboard Bus

D. Hard Disk Drive

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Correct Answer: Option B

Explanation:
The Central Processing Unit (CPU) is known as the brain because it interprets instructions, handles calculations, and runs operations.

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Question #3

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The speed of a standard desktop microprocessor chip is commonly evaluated and measured using which metric?

A. FLOPS

B. Gigahertz (GHz)

C. MIPS

D. Baud

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Correct Answer: Option B

Explanation:
Modern microprocessor internal clock speeds are measured in Gigahertz (GHz), representing billions of clock cycles per second.

This question belongs to: Computer Computer Fundamentals

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