What Is The Operating System Graphilcal User Interface (GUI)?

a fundamental part of an operating system is the user interface. the interface accepts your command validate the keyboard or mouse, forward this input to the operating system and display the results ot your monitor. the interface can be a command-line prompt, where you type the commands to tell the operating system what to do .. or it might be a graphical user interface (GUI) which is made up of a series of visual depiction of tasks, knows as icons, which you can use to control the style, the default GUI for fedora cor, the version of linux is KDE and GNOME