By Ben Shneiderman, Catherine Plaisant
The much-anticipated fourth version of Designing the consumer Interface presents a accomplished, authoritative advent to the dynamic box of human-computer interplay (HCI). scholars and execs study useful ideas and guidance had to enhance top of the range interface designs-ones that clients can comprehend, expect, and keep an eye on. It covers theoretical foundations, and layout techniques similar to professional reports and usefulness trying out. various examples of direct manipulation, menu choice, and shape fill-in provide readers an realizing of excellence in layout. fresh suggestions in collaborative interfaces, on-line support, and knowledge visualization obtain unique consciousness. a huge swap during this variation is the combination of the area broad internet and cellular units through the booklet. Chapters have examples from mobile phones, purchaser electronics, machine screens, and net interfaces.
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Extra resources for Designing the User Interface: Strategies for Effective Human-Computer Interaction (4th Edition)
2 Usability Requirements Setting such goals is controversial, and the goals vary across cultures. These broader issues are left for the Afterword. 1) is to ascertain the users/ needs-that is, what tasks and subtasks must be carried out. The frequent tasks are easy to determine, but the occasional tasks, the exceptional tasks for emergency conditions, and the repair tasks to cope with errors in use of the interface are more difficult to discover. Task analysis is central, because interfaces with inadequate functionality frustrate users and are often rejected or underutilized.
The older adults, who explored spreadsheets, word processors, and educational games, felt quite satisfied with themselves, were eager to learn more, and transferred their newfound enthusiasm to trying automated bank machines or supermarket touchscreen computers. Suggestions for redesigns to meet the needs of older adults (and possibly other users) also emerged-for example, the appeal of high-precision touchscreens compared with the mouse (see Chapter 9). In summary, computing for older adults enables them to share in the benefits of technology and enables others to profit from their participation.
For teenagers, the opportunities for empowerment are substantial. 15 Child using an educational computer game (LeapFrog's LeapPad Learning System) which has books and a pen that children can use for learning to read, learning letter sounds, and playing games. messaging, text messaging on cell phones, playing with simulations and fantasy games, and exploring web-based virtual worlds. Appropriate design principles for children's software recognize young people's intense desire for the kind of interactive engagement that gives them control with appropriate feedback and supports their social engagement with peers (Druin and Inkpen, 2001; Bruckman and Bandlow, 2002).