Which component is used to hold the CPU's frequently used data? MCQ with Answer and Explanation

Question
Which component is used to hold the CPU's frequently used data?
A. RAM
B. Hard disk
C. Cache memory
D. Registers
Answer: Option C
Solution (By JKSSB Mock Tests)
Cache memory holds frequently accessed data for quick CPU access.
This question belongs to: Computer Computer Fundamentals
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Practice More Computer Fundamentals Questions

Question #1
Which of the following is an example of an optical storage device?
A. CD-ROM
B. SSD
C. Flash drive
D. Hard disk
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Correct Answer: Option A

Explanation:
CD-ROM is an optical storage medium using laser to read data.
This question belongs to: Computer Computer Fundamentals
Question #2
What technology replaced individual transistors in third-generation computers, leading to a massive reduction in computer size and heat production?
A. Integrated Circuits
B. Vacuum Tubes
C. Microprocessors
D. Biochips
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Correct Answer: Option A

Explanation:
Third-generation computers utilized Integrated Circuits (ICs), which combined multiple transistors and resistors on a single silicon chip.
This question belongs to: Computer Computer Fundamentals
Question #3
What mechanical calculation machine did Gottfried Leibniz improve upon to create the 'Step Reckoner', capable of performing multiplication and division automatically?
A. Jacquard Loom
B. Abacus
C. Analytical Engine
D. Pascaline
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Correct Answer: Option D

Explanation:
Leibniz expanded the design of Pascal’s calculator (the Pascaline) by adding a stepped cylinder mechanism to allow automated multiplication.
This question belongs to: Computer Computer Fundamentals
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