Task Analysis
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goal
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identify the tasks, objects, workflows, and task hierarchy the user will perform with the system
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approach
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decompose tasks into sub-tasks recursively until atomic actions are reached
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in the SE UI design process
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task analysis is one of the four elements analyzed in User Interface Design, alongside User Analysis, Content Analysis, and Work Environment Analysis
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The goal-task relationshpi
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a task analysis traces the path: goal -> tasks -> goal achieved — the specific steps a user performs to accomplish something
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Tasks are not goals
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"task" is a commonly conflated term; a task is the specific, concrete action a user performs, while a goal is the underlying outcome they're actually after — the two are usually not the same thing, and confusing them is a common analysis mistake
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