The user interface (UI) comprises the screen menus and icons, keyboard shortcuts ... the mouse-oriented graphical user interface (GUI) emerged, which simulates a desktop environment.

Graphical user interface is sometimes shortened to GUI. The user chooses an option usually by pointing a mouse at an icon representing that option.

First developed in 1981 by computer scientist Chase Bishop, the software project was initially called "Interface Manager." This name reflected its primary purpose as a graphical ...