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Welcome to the Jobs and Processes MCQs Page

Dive deep into the fascinating world of Jobs and Processes with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Jobs and Processes, a crucial aspect of UNIX. In this section, you will encounter a diverse range of MCQs that cover various aspects of Jobs and Processes, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within UNIX.

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Check out the MCQs below to embark on an enriching journey through Jobs and Processes. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of UNIX.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Jobs and Processes. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Jobs and Processes MCQs | Page 1 of 13

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Q1.
Which option is used by the system administrator for displaying processes of a user?

a.

-f

b.

-u

c.

-a

d.

-e

Discuss
Answer: (b).-u
Q2.
The -a option when used with ps command lists processes of all users but doesn’t display the system processes.

a.

True

b.

False

c.

May be

d.

Can't say

Discuss
Answer: (a).True
Q3.
Which option is used with ps command to list system processes?

a.

-A

b.

-a

c.

-e

d.

–A and -e

Discuss
Answer: (d).–A and -e
Q4.
What will the output of the following command?

$ ps -t dev/console

a.

processes running on terminal named console

b.

undefined output

c.

erroneous

d.

processes running on the current terminal

Discuss
Answer: (a).processes running on terminal named console
Q5.
There are ___ distinct phases of a process.

a.

2

b.

5

c.

4

d.

3

Discuss
Answer: (d).3
Q6.
A system call is a programmatic way in which the program requests for the service from the kernel of an operating system.

a.

True

b.

False

c.

May be

d.

Can't say

Discuss
Answer: (a).True
Q7.
Which of the following system call is used for creating a new process?

a.

read

b.

fork

c.

wait

d.

new

Discuss
Answer: (b).fork
Q8.
When fork() is invoked, the child process created gets a new PID.

a.

True

b.

False

c.

May be

d.

Can't say

Discuss
Answer: (a).True
Q9.
What is the value returned by fork system call, when the creation of child process is unsuccessful?

a.

positive integer

b.

negative integer

c.

zero

d.

fractional value

Discuss
Answer: (b).negative integer
Q10.
Which system call is used to run a new program?

a.

fork

b.

wait

c.

exec

d.

exit

Discuss
Answer: (c).exec
Page 1 of 13

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