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.
Display status information for print jobs in the print queue
Command line printer control program
Configure printers and classes in the CUPS suite
Print a file or modify a queued print job
Setting up and controlling loop devices
Display any line in the file that begins with the specified string
Customizable and pluggable log monitoring system
Save the output of the command to the specified log file
System log rotation, compression and deletion
Exit the currently logged in shell
Print the name of the current terminal login user.
Log in to the system or switch user identities