What is the role of the clock speed in a computer? MCQ with Answer and Explanation

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What is the role of the clock speed in a computer?

A. Determines the speed of data transfer

B. Determines the number of instructions executed per second

C. Determines display resolution

D. Determines memory size

Answer: Option B

Solution (By JKSSB Mock Tests)

Clock speed (measured in GHz) indicates how many cycles per second the CPU can execute, affecting instruction throughput.

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Question #1

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An automated assembly line tracking machine that constantly measures physical automobile alignments and flags anomalies on a terminal is a:

A. Pure Digital Computer

B. Hybrid Computer

C. Supercomputer

D. Pure Analog Computer

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Correct Answer: Option B

Explanation:
It operates as a hybrid computer because it converts continuous physical physical measurements into digital signals for data processing.

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Question #2

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What does BIOS provide?

A. Graphical user interface

B. File management

C. Low-level control of peripherals

D. Internet connectivity

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Correct Answer: Option C

Explanation:
BIOS provides low-level control over hardware, such as keyboard and display, during boot process.

This question belongs to: Computer Computer Fundamentals

Question #3

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Which type of computer is used in hospitals for patient monitoring?

A. Supercomputer

B. Mainframe

C. Embedded computer

D. Minicomputer

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Correct Answer: Option C

Explanation:
Embedded computers are used in medical devices like patient monitors for dedicated functions.

This question belongs to: Computer Computer Fundamentals

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