Linux Command Reference

Linux is a free and open source operating system widely used on both servers and PCs. Linux commands are tools that come with this operating system to perform various tasks.

users

Print the names of all logged-in users on the current host.

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usernetctl

Operate the specified network interface when allowed

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usermod

Used to modify the user's basic information

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userdel

Used to delete a given user and files related to the user

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useradd

New system user created

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uptime

View Linux system load information

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updatedb

Create or update the database files necessary for the slocate command

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unzip

Used to decompress archives compressed by the zip command

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unset

Delete the specified shell variable or function.

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unrar

Unzip rar file command to extract files from rar compressed package

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unprotoize

Delete function prototypes in C language source code files

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unlink

The system calls the function unlink to delete the specified file.

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