Once your user and task analysis is complete, set some usability specifications. If you are redesigning a site, check to see if there are any performance or preference measures available. If not, check for measures of a comparable site. Also search the Web. Cite your sources to justify your choices.

What will be an ideal response?


Students tend to pull numbers out of the air for their usability specifications and typically the results are unrealistically high. One possibility is to let it go at this stage, but keep a copy of the usability specifications that they set and discuss the specifications again in the light of their evaluation data.

A fairly good answer to this question is available on the Instructor’s Website (“BeautyExpresso”). The performance measures are a little the optimistic side, IMHO, and there are no target values for results from the questionnaires and surveys. Thanks for Natalya Mandel, Manav Gupta, James Whelton, I-Hsun Huang, Worawit Russameefeung and Hiren Patel.

Computer Science & Information Technology

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Indicate whether the statement is true or false.

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Holly is trying to use Windows Defender to run an antivirus scan. Windows Defender refuses to run. She notices a problem when she tries to update Windows Defender and it fails. When Holly opens the Action Center she sees this screen. What has happened to Holly’s computer?

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A number that automatically increments each time a record is added.

What will be an ideal response?

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