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MCQ

Q.

The portion of the process scheduler in an operating system that dispatches processes is concerned with ____________

A

assigning ready processes to CPU

B

assigning ready processes to waiting queue

C

assigning running processes to blocked queue

D

all of the mentioned

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MCQ

1.

The problem of priority inversion can be solved by ____________

A

priority inheritance protocol

B

priority inversion protocol

C

both priority inheritance and inversion protocol

D

none of the mentioned

Discussion

MCQ

2.

If there are a total of T = 100 shares to be divided among three processes, A, B and C. A is assigned 50 shares, B is assigned 15 shares and C is assigned 20 shares. C will have ______ percent of the total processor time.

A

20

B

15

C

50

D

none of the mentioned

Discussion

MCQ

3.

An I/O bound program will typically have ____________

A

a few very short CPU bursts

B

many very short I/O bursts

C

many very short CPU bursts

D

a few very short I/O bursts

Discussion

MCQ

4.

A process P1 has a period of 50 and a CPU burst of t1 = 25, P2 has a period of 80 and a CPU burst of 35. Can the processes be scheduled without missing the deadlines?

A

Yes

B

No

C

Maybe

D

None of the mentioned

Discussion

MCQ

5.

Real time systems must have ____________

A

preemptive kernels

B

non preemptive kernels

C

preemptive kernels or non preemptive kernels

D

neither preemptive nor non preemptive kernels

Discussion

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