Cat command is used to display the content of file(s) on a standard output which is a terminal screen. It is one of the widely used commands. You can read more about cat command on its Wikipedia page. In this post, I will teach you how you can use this command with examples on a Linux machine. Here, we go. Syntax The syntax of the command is as follows: cat [option(s)] [file_name(s)] You can use the following options with this command. Options Description -n Used for displaying the line numbers of a file -e Used for displaying $ character at the end of lines of a file -s Used for suppressing repeated empty lines -T Used for visually displaying the tabs and spaces in a file Examples Displaying the content of a single file on terminal We will start with the basic example to teach you about the cat command...