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MCQ

Q.

The address of the next instruction to be executed by the current process is provided by the __________

A

CPU registers

B

Program counter

C

Process stack

D

Pipe

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MCQ

1.

Remote Procedure Calls are used ____________

A

for communication between two processes remotely different from each other on the same system

B

for communication between two processes on the same system

C

for communication between two processes on separate systems

D

none of the mentioned

Discussion

MCQ

2.

The context of a process in the PCB of a process does not contain __________

A

the value of the CPU registers

B

the process state

C

memory

D

context switch time

Discussion

MCQ

3.

Which of the following calls never returns an error?

A

getpid

B

fork

C

ioctl

D

open

Discussion

MCQ

4.

Which of the following system calls does not return control to the calling point, on termination?

A

fork

B

exec

C

ioctl

D

longjmp

Discussion

MCQ

5.

What is a long-term scheduler?

A

It selects which process has to be brought into the ready queue

B

It selects which process has to be executed next and allocates CPU

C

It selects which process to remove from memory by swapping

D

None of the mentioned

Discussion

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