n User Interface, Input and Output Design - peter-lo.com

user interface Design n user interface Design requires an understanding of user interface , Human-Computer Interaction (HCI) and user - Input and Output Design centered Design principles. Peter Lo CS211 Peter Lo 2004 1 CS211 Peter Lo 2004 2. 8 user -centered Design Principles Good user interface Design 1. Understand the Underlying Business Functions n Good user interface Design is based on a 2. Maximize Graphical Effectiveness combination of Ergonomics ( ), Aesthetics ( ), and interface Technology. 3. Profile the System's Users u Ergonomics How people work, learn and 4. Think like a user interact with computer. 5. Use Prototyping u Aesthetics How an interface attractive and 6. Design a Comprehensive interface easy to use. u interface Technology Provide the operational 7. Continue the Feedback Process structure for Design objective. 8. Document the interface Design CS211 Peter Lo 2004 3 CS211 Peter Lo 2004 4. 1. user interface Design Guidelines user interface Controls n Focus on Basic Objectives n The designer can include many control features, n Build an interface that is Easy to Learn and Use such as Menu Bars, Toolbars, Dialog Boxes, Text n Provide Features that Promote Efficiency Boxes, Toggle Buttons, List Boxes, Scroll Bars, n Make it Easy for Users to Obtain Help or Correct Errors Drop-down List Boxes, Option Buttons, Check n Minimize Input Data Problems Boxes, Command Buttons, Spin Bars, and n Provide F

3 CS211 © Peter Lo 2004 9 6 Main Input Design Objectives 1. Select a suitable input and data entry method 2. Reduce input volume 3. Design attractive data entry screens

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  User, Design, Input, Interface, Output, User interface, Input and output design

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