Which of the following are the functions performed by operating system? I.…
2021
Which of the following are the functions performed by operating system? I. Process Management II. Memory Management III. Security
Answer: D. I, II and III — An operating system performs several key functions to manage computer hardware and software resources. Process Management handles the execution of programs,…
- A.
I and II
- B.
II and III
- C.
I and III
- D.
I, II and III
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Correct answer: D
An operating system performs several key functions to manage computer hardware and software resources. Process Management handles the execution of programs, Memory Management allocates and deallocates memory space to processes, and Security ensures protection against unauthorized access. Therefore, all three listed items (I, II, and III) are functions performed by an operating system.
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