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UX Foundations
Human Error: Slips, Mistakes & Error Prevention — Quiz
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Question 1 of 5
Human Error: Slips, Mistakes & Error Prevention
A user intends to click 'Save Draft' but instead clicks the adjacent 'Discard Changes' button because both controls look identical and sit next to each other. Which category of human error does this best represent?
A rule-based mistake, because the user applied the wrong rule
A description error (slip), because the user performed the right action type on the wrong object
A mode error (slip), because the interface was in an unexpected state
A knowledge-based mistake, because the user lacked understanding of the system
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