A Command Line Interface (CLI) is a user interface that allows users to interact with a computer system.

The main purpose of a graphical user interface is to make it easier for users to with a computer system.

The takes text-based commands in order to control a computer system.

A is a small symbol on a computer screen, which can be moved by a mouse to select options.

The is a common feature in GUI multitasking environments that allows users to easily navigate between open applications.

are small pictures used to represent objects or actions on a computer screen.

The is an acronym for Windows, Icons, Menus and Pointers.

Commands in a CLI are typically executed by typing them followed by pressing the key.