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MCQ

Q.

The child process can __________

A

be a duplicate of the parent process

B

never be a duplicate of the parent process

C

cannot have another program loaded into it

D

never have another program loaded into it

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MCQ

1.

What is a short-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

MCQ

2.

In Unix, Which system call creates the new process?

A

fork

B

create

C

new

D

none of the mentioned

Discussion

MCQ

3.

In UNIX, the return value for the fork system call is _____ for the child process and _____ for the parent process.

A

A Negative integer, Zero

B

Zero, A Negative integer

C

Zero, A nonzero integer

D

A nonzero integer, Zero

Discussion

MCQ

4.

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

Discussion

MCQ

5.

What is the degree of multiprogramming?

A

the number of processes executed per unit time

B

the number of processes in the ready queue

C

the number of processes in the I/O queue

D

the number of processes in memory

Discussion

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