![]() ![]() ![]() There are basically two major kinds of user interface − a) Textual b) Graphical. The quality of UI is characterized by its look and feel (syntax) and its usability (semantics). and usability summarizes the semantics of UI. The syntax comprises component types such as textual, icon, button etc. A bad UI may cause market failure against the competition of software system. It should help the user to understand the software system easily without misleading information. Users will initially see the architecture of software system’s external user interface without considering its internal architecture.Ī good user interface must attract the user to use the software system without mistakes. It is possibly the only visible aspect of a software system as − ![]() User interface plays a crucial role in any software system. Therefore any software system must satisfy the requirement of user. User interface is the first impression of a software system from the user’s point of view. ![]()
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