Explore topic-wise MCQs in Unix.

This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Unix knowledge and support exam preparation. Choose a topic below to get started.

1.

WHICH_CHARACTER_IS_USED_TO_REPLACE_‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚Àւ§UGO‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ¬•_STRING_IN_CHMOD_COMMAND??$#

A. a
B. v
C. x
D. o
Answer» C. x
Discussion
2.

ASSIGN_WRITE_PERMISSION_TO_USERS,_GROUP_AND_OTHERS?$

A. assign write permission to the user (owner) only
B. assign write permission to group and others
C. command not executable
Answer» B. assign write permission to group and others
Discussion
3.

To assign execute permission to the user (owner) for a file named file01.txt, which of the following command will be used?

A. chmod u+r file01.txt
B. chmod u+w file01.txt
C. chmod u-x file01.txt
D. chmod u+x file01.txt
Answer» E.
Discussion
4.

Which of the following symbol is used with chmod to assign permission to a file?

A. –
B. /
C. +
D. *
Answer» D. *
Discussion
5.

Which of the following characters specify the user and group category?

A. ‘u’ and ‘g’
B. ‘g’ and ‘o’
C. ‘us’ and ‘gr’
D. ‘u’ and ‘o’
Answer» B. ‚Äö√Ñ√∂‚àö√ë‚àö‚â§g‚Äö√Ñ√∂‚àö√ë‚àö¬• and ‚Äö√Ñ√∂‚àö√ë‚àö‚â§o‚Äö√Ñ√∂‚àö√ë‚àö¬•
Discussion
6.

The expression used with chmod command to change permissions in a relative manner contains ____ components.

A. 5
B. 2
C. 4
D. 3
Answer» E.
Discussion
7.

chmod command can be used in ____ ways.

A. 3
B. 2
C. 5
D. 0
Answer» C. 5
Discussion
8.

chmod command can take multiple filenames as arguments.

A. True
B. False
Answer» B. False
Discussion
9.

Which command is used to change the permissions of a file?

A. chmod
B. ch
C. chown
D. chgrp
Answer» B. ch
Discussion