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MCQ

Q.

In a multiprogramming environment __________

A

the processor executes more than one process at a time

B

the programs are developed by more than one person

C

more than one process resides in the memory

D

a single user can execute many programs at the same time

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MCQ

1.

A process can never be sure that a signal it has sent _____________

A

has which identifier

B

has not been lost

C

has been sent

D

all of the mentioned

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MCQ

2.

In operating system, each process has its own __________

A

address space and global variables

B

open files

C

pending alarms, signals and signal handlers

D

all of the mentioned

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3.

The entry of all the PCBs of the current processes is in __________

A

Process Register

B

Program Counter

C

Process Table

D

Process Unit

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A Process Control Block(PCB) does not contain which of the following?

A

Code

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Stack

C

Bootstrap program

D

Data

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5.

Which of the following system calls transforms executable binary file into a process?

A

fork

B

exec

C

ioctl

D

longjmp

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