HCILecture_Week8B - • Writing composing planning Steps...

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Walkthroughs Human-Computer Interaction Comp 3900 and Comp 6390 Semester 2, 2010 1 Lecture 8B: Human-Computer Interaction, Semester 2, 2010
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Walkthroughs A walkthrough is a technique for evaluating a system by inspecting it. Typically, a walkthrough involves someone stepping through a task and noting any usability roblems. Lecture 8B: Human-Computer Interaction, Semester 2, 2010 2 problems. “A cognitive walkthrough involves simulating a user’s problem-solving process at each step in the human-computer dialogue to check if the user’s goals and memory for actions can be assumed to lead to the next correct action” (Nielsen & Mack, 1994) Usability Inspection Methods , p4.
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Cognitive “Cognitive processes are what goes on in our heads when we carry out our everyday activities” (Sharp et al. p94) Perceiving, thinking, remembering, learning aking decisions, solving problems Lecture 8B: Human-Computer Interaction, Semester 2, 2010 3 Making decisions, solving problems
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Unformatted text preview: • Writing, composing, planning Steps for a cognitive walkthrough 1. Typical users, sample tasks, prototype interface, sequence of actions needed to complete the task 2. Evaluator walks through the task ill the user know what to do next? Lecture 8B: Human-Computer Interaction, Semester 2, 2010 4 • Will the user know what to do next? • Can the user see the menu item/button needed to do the next step? • Will the user understand the feedback on their action? 3. Record details as the walkthrough proceeds Group activity Murray’s coaches example www.murrays.com.au Perform a cognitive walkthrough of the task of buying a return bus ticket Canberra-Moruya: eparting after the lecture on Wednesday 8 Lecture 8B: Human-Computer Interaction, Semester 2, 2010 5 • departing after the lecture on Wednesday 8 Sept • returning Friday 10 Sept in time for an evening party Stop just before you need to enter personal data...
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This note was uploaded on 10/12/2010 for the course CSIT COMP3900 taught by Professor Duncanstevenson during the Three '10 term at Australian National University.

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HCILecture_Week8B - • Writing composing planning Steps...

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