Which of the following is a component of a CPU? MCQ with Answer and Explanation

Question
Which of the following is a component of a CPU?
A. RAM
B. ALU
C. Hard disk
D. Power supply
Answer: Option B
Solution (By JKSSB Mock Tests)
ALU is part of the CPU; RAM and hard disk are separate components.
This question belongs to: Computer Computer Fundamentals
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Practice More Computer Fundamentals Questions

Question #1
What type of operating systems and user interfaces were primarily used during the third generation of computers?
A. Graphical User Interface (GUI)
B. Time-sharing and Remote-processing Operating Systems
C. Gesture-based Interface
D. Command Line Interface (CLI) with batch processing
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Correct Answer: Option B

Explanation:
The third generation (IC era) saw the introduction of multi-programming, time-sharing, and early operating systems that allowed remote terminal access.
This question belongs to: Computer Computer Fundamentals
Question #2
Which type of computer is the most powerful and expensive?
A. Minicomputer
B. Mainframe computer
C. Microcomputer
D. Supercomputer
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Correct Answer: Option D

Explanation:
Supercomputers are the fastest, most powerful, and most expensive computers, used for complex scientific computations.
This question belongs to: Computer Computer Fundamentals
Question #3
What physical media served as the primary external backup and secondary storage format during the second generation of computers?
A. Optical CD-ROMs
B. Punched Paper Cards
C. Solid State Flash Drives
D. Magnetic Tapes and Disks
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Correct Answer: Option D

Explanation:
Second-generation computer systems saw a transition from paper-based punched cards to faster, re-recordable magnetic tapes and early disks.
This question belongs to: Computer Computer Fundamentals
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