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Accessibility and usability

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  • Introduction
  • introduction
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  • Transcript

    • 1. Accessibility and Usability ofWebsite
    • 2. DEPARTMENT OF CHIEF MINISTER
    • 3. Accessibility andUsability and itsMethods
    • 4. 211,945 people living in Northern Territory Australia― ABS 2013
    • 5. 51.7 % are male48.3 % are female
    • 6. 21.9% are people who’sage is 50 and aboveMajority of people are with disabilities thathas unpaid assistance.
    • 7. ACCESSIBILITYis very important for governmentwebsiteTherefore,
    • 8. Is your websiteaccessible?
    • 9. Australian LegalRequirements forAccessibility
    • 10. Required to submit to― Australian Government Web GuideReports and updatesOOC and SIGB incompliance to WCAG 2.0guidelines
    • 11. Access to information, communications and services,including internet, is a human right.― Australian Government Web Guide
    • 12. AccessibilityGuidelines
    • 13. WAI AccessibilityGuidelines and Techniques• Authoring Tool AccessibilityGuidelines (ATAG)• User Agent AccessibilityGuidelines (UAAG)• Web Content AccessibilityGuidelines (WCAG)― Henry 2006
    • 14. Four Principles of WCAG 2.0• Perceivable• Operable• Understandable• Robust
    • 15. Manual EvaluationExperts examine each pages of the websiteand gives feedback(Hassanzadeh and Navidi 2010)
    • 16. Automatic EvaluationHas tools that scan and evaluateeach pages that corresponds to W3CGuidelines or DDA(Hassanzadeh and Navidi 2012)
    • 17. User ExperienceExperts will provide the users a series of tasks to perform andonce the user operated the website, difficulties or confusionstarts to appear.(Hassanzadeh and Navidi 2012)
    • 18. Discount Accessibility MethodIt is a combination of automatic and manual method.(Hassanzadeh and Navidi 2012)
    • 19. Fully Integrated Accessibility MethodCombination of all methods that involvesexperts
    • 20. Usability
    • 21. How users use web― Steve Krug 2006
    • 22. We don’t read pages.We scan them.
    • 23. We don’t make optimal choices.We satisfice.
    • 24. We DONT figureout how things work.We muddle through.
    • 25. International UsabilityStandards
    • 26. Promotes bestpractice, independent, encouragesconsistency and it means business.― Travis 2008
    • 27. Dimensions of Usability• Efficiency• Effectiveness• Satisfaction― Preece, Rogers, Sharp 2012
    • 28. Krug’s Law of Usability
    • 29. Don’t Make Me Think―Steve Krug 2000
    • 30. It doesn’t matter how manytimes I have to click―Steve Krug 2000as long as each click ismindless, unambiguous choice
    • 31. Omit Needless Words―Steve Krug 2000
    • 32. Evaluation
    • 33. Analytical Evaluationusually performed by experts and nousers involved―Te’eni, Carey & Zang2007
    • 34. Analytical Evaluation Techniques• Heuristic Evaluation• Guideline Review• Cognitive Walk-Through• Pluralistic Walk-Through• User mode-based Analysis• Framework based Inspection―Te’eni, Carey & Zang2007
    • 35. Empirical EvaluationInvolves users and gatheringinformation on how users interact tothe computer or system―Te’eni, Carey & Zang2007
    • 36. Empirical Evaluation Techniques• Survey or Questionnaire• Interview• Lab-Controlled Experiment• Field Studies―Te’eni, Carey & Zang2007
    • 37. Assessing the Departmentof Chief Minister Website
    • 38.  Recollect & Reflect Need Finding Resources Participants Pilot Testing User Testing