interface - CIS 338: Interface Design and Navigation Dr....

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CIS 338: Interface Design and Navigation Dr. Ralph D. Westfall February, 2009
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Importance of Good GUIs help employees higher productivity more fun to use reduce business costs fewer errors to fix less skill requirements for users less training necessary less employee turnover
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Reasons for Bad GUIs often developed by programmers who: don't understand how users work don't understand task requirements don't know principles of GUI design have trouble communicating with non-programmers
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Interface Design Considerations give users what they need to do their job, right when they need it labeled buttons top level menu choices give users some control over how they work with the system use either mouse or keyboard (or both) but protect them from fatal errors
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Design Considerations - 2 provide feedback status indicators e.g., % of completion on a download adjust for physical limitations governmental accessibility requirements 10% of men have some color blindness limited vision/blind, poor hearing/deaf
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interface - CIS 338: Interface Design and Navigation Dr....

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