Explanation

• A user interface that is easy to use is considered to be user friendly
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• A GUI (user interface design guidelines) is considered to be more user-friendly than a text-based command-line interface.
• such as MS-DOS, or the shell of Unix-like operating systems.
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• The user interface (UI) is the point of human-computer interaction and communication in a device.
• The user interface (UI) includes display screens, keyboards, a mouse and the appearance of a desktop.