Real- Time Operating Systems Interview Questions

Real Time Operating Systems interview questions

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Total Questions: 5

1. In real time operating system

A. all processes have the same priority

B. a task must be serviced by its deadline period

C. process scheduling can be done only once

D. kernel is not required

Correct Answer is : a task must be serviced by its deadline period

2. Hard real time operating system has ___ jitter than a soft real time operating system.

A. less

B. more

C. equal

D. none of the mentioned

Correct Answer is : less

3. For real time operating systems, interrupt latency should be

A. minimal

B. maximum

C. zero

D. dependent on the scheduling

Correct Answer is : minimal

4. In rate monotonic scheduling

A. shorter duration job has higher priority

B. longer duration job has higher priority

C. priority does not depend on the duration of the job

D. none of the mentioned

Correct Answer is : shorter duration job has higher priority

5. In which scheduling certain amount of CPU time is allocated to each process?

A. earliest deadline first scheduling

B. proportional share scheduling

C. equal share scheduling

D. none of the mentioned

Correct Answer is : proportional share scheduling

Real Time Operating Systems interview questions