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Welcome to the Unix System MCQs Page

Dive deep into the fascinating world of Unix System with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Unix System, a crucial aspect of Operating System. In this section, you will encounter a diverse range of MCQs that cover various aspects of Unix System, 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 Operating System.

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

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

Unix System MCQs | Page 6 of 17

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Q51.
Which command will be used with vi editor to replace text from cursor to right?

a.

r

b.

R

c.

s

d.

S

Discuss
Answer: (b).R
Q52.
Which of the following commands is used to rename a file?

a.

rename

b.

remove

c.

mv

d.

ren

Discuss
Answer: (c).mv
Q53.
Which of the following is not a filter?

a.

cat

b.

grep

c.

wc

d.

None of the above

Discuss
Answer: (d).None of the above
Q54.
Which of the following commands is used to copy a file wb from the programs directory into a file called wbx in the misc directory?

a.

copy programs/wb misc/wbx

b.

cp programs/wb misc/wbx

c.

tar programs/wb misc/wbx

d.

copy a:programs/wb b:misc/wbx

Discuss
Answer: (b).cp programs/wb misc/wbx
Q55.
Which command is used to list all the files with extension .lst?

a.

ls -l *.lst

b.

ls lst*

c.

ls *.*

d.

ls *[lst]

Discuss
Answer: (a).ls -l *.lst
Q56.
Which option is used with the chmod command recursively to all files and sub-directories in a directory?

a.

-1

b.

-i

c.

-x

d.

-R

Discuss
Answer: (d).-R
Q57.
Which command is used to change directory to the name beginning with a 'p'?

a.

cd p

b.

cd p?

c.

cd p*

d.

cd [p]

Discuss
Answer: (c).cd p*
Q58.
Which of the following is invalid filename?

a.

shutry

b.

TRY

c.

trial

d.

None of the above

Discuss
Answer: (d).None of the above
Q59.
Which commands is used to assign executable permission to all of the files named "letter"?

a.

chmod ugo+r letter

b.

chmod ugo+rw letter

c.

chmod u+x letter

d.

chmod ugo+x letter

Discuss
Answer: (d).chmod ugo+x letter
Q60.
Which set option is used with vi editor to display line numbers on screen?

a.

nm

b.

nu

c.

ic

d.

li

Discuss
Answer: (b).nu
Page 6 of 17

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