Description of implementation and its issues - Essay Example

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Description of implementation and its issues

Expert review is a way of testing usability, by bringing experienced experts who specialize in usability testing on board, in order to evaluate the usability of an interface.When one or more human factors experts are involved in evaluation of an interface, this is referred to as Heuristic evaluation of usability Audit. The experts who are included in the evaluation are charged with the responsibility of measuring the usability, effectiveness and efficiency of the interface founded on Jakob Nielsen definition (Heuristic Evaluation par 1). Nielsen’s Usability Heuristics, which have persistently developed in reply to new devices and user research, include consistency and standards; visibility of system status; error prevention; flexibility and efficiency of use; recognition rather than recall; help and documentation; user control and freedom, aesthetic and minimalist design; help users recognize, recover and diagnose from errors; and match between system and the real world. User-based evaluations User-based evaluation methods involve identification of representative tasks, representative users, and designing of a procedure for identifying the problems that users face while attempting to use a certain software product in their undertakings. During the development, testing, design stage of software development, the two types of users’ evaluations that are performed include formative evaluations (used to gather information for design) and summative evaluations (used to document efficiency, effectiveness, and user satisfaction of a product). ...
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Expert review is a way of testing usability,by bringing experienced experts who specialize in usability testing on board,in order to evaluate the usability of an interface.When one or more human factors experts are involved in evaluation of an interface,this is referred to as Heuristic evaluation of usability Audit. …
Author : wintheiserzande

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