User Interface

User Interface

1. is

   • a development technique used by computer application programmers.

2. Relevance

   • play an essential role in the usability of an application

3. user interface modeling

   • is
     • a representation of how the end users interact with a computer program and how the system responds.
     • independent discipline
   • they can
     • interaction objects
     • tasks
     • lower-level dialogs
     • Describe
     • help understand user requirements
     • avoid premature decisions about specific layouts and widgets
     • make the relationships between different parts of an interface’s and their roles explicit.

4. user experience

   • is
     • the internal experience that a person has when they interact with every aspect of a company’s products and services
   • includes all aspects of
     • the end-user’s interaction with the company, its services, and its products