Chapter 5. Interacting with Linux

Linux is an operating system. It transforms a collection of electronic parts into a usable tool that takes your instructions and executes them—stores information in files, sends data to the printer, displays information on the screen, starts application software, and performs many other tasks. Linux provides two basic types of interface for you to use to get your computer work done:

  • Graphical user interface: A graphical user interface (GUI) in which you select menu items and click icons to accomplish your computer tasks. If you come from a Windows background, you are familiar with a GUI.

  • Command-line interface: A text interface in which you type commands that Linux executes. If you come from a UNIX background, ...

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