Summary

Chapter 5: Fundamental Operating Systems 143■■A graphical user interface (GUI) provides graphical representations (icons) of all thefiles, folders, and programs on a computer, as shown in Figure 5-20. You manipulatethese icons using a pointer that is controlled with a mouse or similar device. Thepointer allows you to move icons by dragging and dropping, and execute programs byclicking.A command-line interface (CLI) is text based. You must type commands to manipulatefiles and execute programs.Figure 5-20Operating System NavigationAfter completing the following sections, you will meet these objectives:■■■■■Manipulate items on the desktopExplore Control Panel appletsExplore administrative toolsInstall, navigate, and uninstall an applicationDescribe upgrading operating systems