What are user interfaces in computer?

User interfaces are the access points where users interact with designs . They come in three formats: Graphical user interfaces (GUIs)—Users interact with visual representations on digital control panels. A computer’s desktop is a GUI. Voice-controlled interfaces (VUIs)—Users interact with these through their voices.

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Is a user interface used in smartphones?

Mobile user interface (UI) technology is in the midst of this evolutionary phase. Phones and tablets that use Apple’s iOS (iPhone, iPod Touch, and iPad), Google’s Android archictecture , Blackberry’s operating system, HP’s webOS, and Windows® Phone 7 mobile operating system all offer diverse UI design approaches.26 Tem 2011

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