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439. UNIX operating system is a(n)

September 4, 2025 by Admin

Time sharing operating system

Multi-user operating system

Multi-tasking operating system

All of the above

✅ The correct answer is option D.

Categories Computer, Operating System Tags Computer mcqs, Operating System mcqs

437. Most of the microcomputer’s operating systems like Apple DOS, MS DOS and PC DOS etc. are called disk operating systems because

402. Who is called a supervisor of computer activity?

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