Usability

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Definition

Usability is the extent to which a product can be used by specified users to achieve specified goals with effectiveness, efficiency, and satisfaction in a specified context of use.

Jakob Nielsen defined 5 core components of usability: (from Usability Engineering, 1994)

  • Learnability
  • Efficiency
  • Memorability
  • Errors
  • Satisfaction

See Also

External Resources

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