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W9-UsabilityEngineering.docx - Usability Engineering...

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Usability Engineering-Describes a process of user interface development, sometimes referred to as usercentered design.A user-centered design is a life cycle process that puts an early emphasis on “user taskanalysis and actual user involvement in the design and testing of product”Because a product developed with such a user-centered process is likely to be moreusable product than one that is developed independent of user considerations andinvolvementUsability-is a quality that attribute that assess how easy user interfaces are to use- the word usability also refers to methods for improving ease-of-use during the designprocessLearnability-How easy it is for user to accomplish basic tasks the first time they encounter thedesign?
-Once users have learned the design, how quickly can they perform tasks?
-When users return to the design after a period of not using it, how easily theyreestablish proficiency?
-How many errors do user make, how severe are these errors, and how easilycan they recover from the errors?
-How pleasant is to use the design?Why usability is important?
if the home page fails to clearly states what the company offers just like what is shownin the screen and what users can do on the site people will leave.

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Term
Fall
Professor
NoProfessor
Tags
Usability

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