Which command is used to remove an existing group?

Question

Which command is used to remove an existing group?

A. removegroup

B. deletegroup

C. groupdel

D. grouprmv

The groupdel command is used to remove an existing group.

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There are the following statements that are given below, which of them are correct about bang bang command in the Linux operating system?

A. The bang bang command is used to remove commands history.

B. The bang bang command is used to remove execute last executed command.

C. The bang bang command is used to display the last login time of the current user.

D. None of the above

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Which of the following command is used to delete scheduled tasks?

A. atrm

B. atdl

C. atdel

D. rmtask

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Which of the following symbol is used to match the empty string at the edge of a word?

A. \

B. >

C. B

D.

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Which of the following commands is used to create a new user in the Linux operating system?

A. createuser

B. adduser

C. useradd

D. user

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Which command is used to copy a file from one location to another location?

A. copy

B. copyfile

C. cp

D. None of the above

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Which command is used to execute a command based on the number assigned in the command history, here we denote command history number by N?

A. !N

B. #N

C. $N

D. !!N

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Which exact command is used to show information about specified interface?

A. ip show

B. ip a show

C. ip b show

D. ip show

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Which exact command is used to change from the current directory to the previous directory?

A. cd ..

B. cd ~

C. cd -

D. cd .

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Which of the following symbols are used for a regular expression in the Linux?
a) $
b) ?
c) _
d) +
Options:

A. A and B

B. A, B, and D

C. A, B, and C

D. A, B, C, and D

Discuss this answer

Which of the following command is not used to extract a compressed file?

A. untar

B. tar

C. gunzip

D. bunzip2

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Which of the following keyword is used to specify the time of 4pm in at command for scheduling tasks?

A. breaktime

B. freetime

C. midnight

D. teatime

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Which of the following environment variables contains the path of the user's unique id?

A. UID

B. USERID

C. USRID

D. ID

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Which of the following characters are used for wildcards in the Linux operating system?
a) ?
b) *
c) []
d) <>
Options:

A. A and B

B. A and C

C. A, B, and C

D. D

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What operations are performed when a new user is created?

A. Creates a new home directory for the user

B. The ownership and permissions are assigned to the home directory

C. Both of the above

D. None of the above

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There are the following statements that are given below which of them are correct about piping in the Linux operating system?
a) The piping the process which is used to redirect the output of one command to another command as an input.
b) We use the pipe (|) operator to perform piping.
c) The piping is not supported in Linux; it works only in the UNIX operating system.
d) None of the above
Options:

A. Only A

B. Only B

C. A and B

D. A and C

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There are the following options that are given below, which of them are not correct environment variables used in the Linux operating system?

A. USERID

B. ENV

C. EDITOR

D. USER

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Which of the following is not the correct option used with route command?

A. add

B. delete

C. -net

D. -host

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Which command is used to rename the existing group?

A. rename

B. rengroup

C. groupmode

D. groupmod

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Which of the following command is used to move left in vi editor?

A. I

B. h

C. j

D. k

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Which exact command is used to change the size of MTU?

A. ifconfig mtu

B. ifconfig mtu

C. ifconfig mtu

D. ifconfig -m

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Which of the following symbol is used to run a background process?

A. #

B. &

C. @

D. $

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There are the following statements that are given below which of them are correct about the tracepath command in the Linux operating system?
a) It is also used for network troubleshooting.
b) This command requires root privileges.
c) By default, it is installed in the Linux system
d) All of the above
Options:

A. A and B

B. B and C

C. A and C

D. D

Discuss this answer

Which command is used to print file content in reverse order line wise, it means, the last line will print first and then print the second last line and so on?

A. reverse

B. tac

C. cat

D. gedit

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Which of the following Linux command is used to print all environment variables?

A. printenv

B. env

C. envvars

D. envs

Discuss this answer

Which of the following are the inbuilt variables in AWK?
a) FS
b) OFS
c) KFS
d) ORS
Options:

A. A and B

B. A, C, and D

C. A, B, and D

D. A, B, C, and D

Discuss this answer

By default, how many last lines shown by tail command?

A. 5

B. 8

C. 10

D. 12

Discuss this answer

Which of the following command is used to paste before the current line in the vi editor?

A. y

B. Y

C. p

D. P

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There are the following commands that are given, which of them are correct about the nohup command in the Linux system?
a) The nohup stands for No Hang-up.
b) The nohup stands for Notify Hang-up.
c) The nohup command is used to keeps the processes running, even the terminal gets close by the user.
d) This command is used to prevent the processes from the SIGHUP signals.
Options:

A. A and C

B. B and C

C. B, C, and D

D. A, C, and D

Discuss this answer

Which of the following statements are the correct about XXXcomm command?
a) The comm command is used to compare the data of two files.
b) It displays three columns in the output by default.
c) It displays two columns in the output by default.
d) The comm command is used to communicate with the TCP socket.
Options:

A. A

B. B

C. A and B

D. C and D

Discuss this answer

How can we view and add content in the kernel ARP table?

A. arpmod

B. arpalter

C. arptable

D. arp

Discuss this answer

Accepted Answer

C. groupdel

Which command is used to remove an existing group?

Correct Answer :

Show all Linux Operating System MCQ

Related Questions

There are the following statements that are given below, which of them are correct about bang bang command in the Linux operating system?

Which of the following command is used to delete scheduled tasks?

Which of the following symbol is used to match the empty string at the edge of a word?

Which of the following commands is used to create a new user in the Linux operating system?

Which command is used to copy a file from one location to another location?

Which command is used to execute a command based on the number assigned in the command history, here we denote command history number by N?

Which exact command is used to show information about specified interface?

Which exact command is used to change from the current directory to the previous directory?

Which of the following symbols are used for a regular expression in the Linux?
a) $
b) ?
c) _
d) +
Options:

Which of the following command is not used to extract a compressed file?

Which of the following keyword is used to specify the time of 4pm in at command for scheduling tasks?

Which of the following environment variables contains the path of the user's unique id?

Which of the following characters are used for wildcards in the Linux operating system?
a) ?
b) *
c) []
d) <>
Options:

What operations are performed when a new user is created?

There are the following options that are given below, which of them are not correct environment variables used in the Linux operating system?

Which of the following is not the correct option used with route command?

Which command is used to rename the existing group?

Which of the following command is used to move left in vi editor?

Which exact command is used to change the size of MTU?

Which of the following symbol is used to run a background process?

Which command is used to print file content in reverse order line wise, it means, the last line will print first and then print the second last line and so on?

Which of the following Linux command is used to print all environment variables?

Which of the following are the inbuilt variables in AWK?
a) FS
b) OFS
c) KFS
d) ORS
Options:

By default, how many last lines shown by tail command?

Which of the following command is used to paste before the current line in the vi editor?

How can we view and add content in the kernel ARP table?

Also checkout

Which command is used to remove an existing group?

Correct Answer :

Show all Linux Operating System MCQ

Related Questions

There are the following statements that are given below, which of them are correct about bang bang command in the Linux operating system?

Which of the following command is used to delete scheduled tasks?

Which of the following symbol is used to match the empty string at the edge of a word?

Which of the following commands is used to create a new user in the Linux operating system?

Which command is used to copy a file from one location to another location?

Which command is used to execute a command based on the number assigned in the command history, here we denote command history number by N?

Which exact command is used to show information about specified interface?

Which exact command is used to change from the current directory to the previous directory?

Which of the following symbols are used for a regular expression in the Linux?a) $b) ?c) _d) +Options:

Which of the following command is not used to extract a compressed file?

Which of the following keyword is used to specify the time of 4pm in at command for scheduling tasks?

Which of the following environment variables contains the path of the user's unique id?

Which of the following characters are used for wildcards in the Linux operating system?a) ?b) *c) []d) <> Options:

What operations are performed when a new user is created?

There are the following options that are given below, which of them are not correct environment variables used in the Linux operating system?

Which of the following is not the correct option used with route command?

Which command is used to rename the existing group?

Which of the following command is used to move left in vi editor?

Which exact command is used to change the size of MTU?

Which of the following symbol is used to run a background process?

Which command is used to print file content in reverse order line wise, it means, the last line will print first and then print the second last line and so on?

Which of the following Linux command is used to print all environment variables?

Which of the following are the inbuilt variables in AWK?a) FSb) OFSc) KFSd) ORSOptions:

By default, how many last lines shown by tail command?

Which of the following command is used to paste before the current line in the vi editor?

How can we view and add content in the kernel ARP table?

Also checkout

Which of the following symbols are used for a regular expression in the Linux?
a) $
b) ?
c) _
d) +
Options:

Which of the following characters are used for wildcards in the Linux operating system?
a) ?
b) *
c) []
d) <>
Options:

Which of the following are the inbuilt variables in AWK?
a) FS
b) OFS
c) KFS
d) ORS
Options: