LXer: An Introduction To Linux Command Line Part-1
 

Published at LXer:

There are two types of user interfaces Graphical User Interfaces (GUI) and command line interface (CLI). In GUI you use mouse to give instructions, in command line you type commands to control your computer. Linux provides two ways of exploring command line, you can either start a terminal emulator or switch to virtual console.Terminal EmulatorTerminal emulator is a program that provides access to command line when you are in GUI. It opens up a window in which you can type commands. To start a Terminal Emulator look in the application menu.

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