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Study Tasks

• Understand and interpret WCAG 2.2
  • Be familiar with WCAG 2.2 Success Criteria
  • Understand the relationship between principles, guidelines, and success criteria.
  • Understand the intent, requirements, and impact of each principle, guideline, and success criterion.
  • Be familiar with Sufficient Techniques, Failure, and Advisory Techniques for each success criterion.
  • Understand the conformance level designations (A, AA, AAA).
  • Identify the conformance level of each WCAG 2.2 success criterion.
  • Understand the three types of techniques and the W3C vetting process for techniques.
  • Understand the difference between normative and non-normative information in WCAG 2.2.
• Understand and interpret WAI-ARIA 1.2
  • Understand the purpose and impact of WAI-ARIA 1.2.
  • Understand the WAI-ARIA 1.2 model of roles and properties.
  • Know when and why to use WAI-ARIA 1.2, and when to use standard HTML instead.
• Understand and interpret ATAG 2.0
  • Understand how ATAG 2.0 applies to web content authoring tools.
  • Understand the meaning and intent of the two main sections of ATAG 2.0.
  • Understand the intent, requirements, and impact of each principle, guideline, and success criterion.
  • Distinguish between good, automated practices in authoring tools and good practices that require author/user input.
  • Understand the power and limitations of automated accessibility authoring features.
  • Understand the difference between normative and non-normative information in ATAG 2.0.
• Understand and interpret EN 301 549
  • Know what kind of technologies are addressed by EN 301 549
  • Identify the similarities and differences between WCAG and EN 301 549
  • Describe how WCAG is represented in EN 301 549
  • Identify requirements beyond WCAG that are relevant for compliance with the Web Accessibility Directive 2016/2102.
  • Understand the intent and scope of requirements in Annex A Table A1 that go beyond WCAG. </aside>

Resources

WCAG (In Depth)

Versions

2.0 (2018)

2.1 (2008) - included more criteria for touch and speech

2.2 (2023) - included more criteria for cognitive disabilities, keyboard operation and pointer operation

Principle → Guideline → Success Criteria (not listed)

WCAG 2.2 Understanding Docs (opens in a new tab)

1. Perceivable - Seen/read/heard 1.1 Text Alternatives 1.2 Time-based Media 1.3 Adaptable 1.4 Distinguishable
2. Operable - Keyboard/mouse/touch/voice 2.1 Keyboard Accessible 2.2 Enough Time 2.3 Seizures and Physical Reactions 2.4 Navigable 2.5 Input Modalities
3. Understandable - Prononciation, Consistency 3.1 Readable 3.2 Predictable 3.3 Input Assistance
4. Robust - Interpreted reliably 4.1 Compatible

Techniques

1. Sufficient - Successfully meets the success criterion
2. Failure - Does not meet the success criterion
3. Advisory - Optional or conditional techniques that may represent best practice

Authoring Tool Accessibility Guideline 2.0 [ATAG] (In Depth)