![]() ![]() The content that is presented as part of the interface The tasks that end users must perform to do their work The users who will interact with the system through the interface To perform user interface analysis, the practitioner needs to study and understand four elements − It should be designed in terms of User’s terminology and outset of user’s job rather than programmer’s. It starts with task analysis which understands the user’s primary tasks and problem domain. Pointers − A symbol such as an arrow which moves around the screen as user moves the mouse. Menus − A list of options from which the user can choose what they require. Icons − A picture or symbol which is used to represent a software application or hardware device. Windows − A rectangular area on the screen where the commonly used applications run. It is also known as a WIMP interface because it makes use of − It is a very user friendly because it makes use of pictures, graphics, and icons - hence why it is called 'graphical'. calculator need only a small area for displaying numeric numbers, but a big area for commands, A web page needs forms, links, tabs, etc.Ī graphical user interface is the most common type of user interface available today. Software in different domains may require different style of its user interface for e.g. 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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