Operating System MCQ - Process Scheduling

This section focuses on "Process Scheduling" in Operating System. These Multiple Choice Questions (MCQ) should be practiced to improve the Operating System skills required for various interviews (campus interview, walk-in interview, company interview), placements, entrance exams and other competitive examinations.

1. The OS maintains all PCBs in?

A. Process Scheduling Queues
B. Job queue
C. Ready queue
D. Device queues

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2. The processes which are blocked due to unavailability of an I/O device constitute this queue.

A. Process Scheduling Queues
B. Job queue
C. Ready queue
D. Device queues

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3. Two-state process model refers to?

A. running states
B. non-running states
C. Both A and B
D. None of the above

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4. Which is not a type of Schedulers?

A. Long-Term Scheduler
B. Short-Term Scheduler
C. Medium-Term Scheduler
D. None of the above

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5. Which scheduler is also called a job scheduler?

A. Long-Term Scheduler
B. Short-Term Scheduler
C. Medium-Term Scheduler
D. All of the above

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6. When the suspended process is moved to the secondary storage. This process is called?

A. process mix.
B. swapping
C. Swap-In
D. Swap-Out

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7. Which scheduler Speed is fastest?

A. Long-Term Scheduler
B. Short-Term Scheduler
C. Medium-Term Scheduler
D. Swapping

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8. Which Schedular is a part of Time sharing systems?

A. Long-Term Scheduler
B. Short-Term Scheduler
C. Medium-Term Scheduler
D. Swapping

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9. A_________ is the mechanism to store and restore the state

A. PCB
B. Program Counter
C. Scheduling information
D. context switch

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10. Which of the following information is stored when the process is switched?

A. I/O State information
B. Accounting information
C. Base and limit register value
D. All of the above

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