Web Accessibility

  1. Web Content Accessibility Guidelines (WCAG)
    1. WCAG History and Evolution
      1. WCAG 1.0 Development
        1. WCAG 2.0 Introduction
          1. WCAG 2.1 Enhancements
            1. WCAG 2.2 Updates
              1. WCAG 3.0 Development
              2. WCAG Structure and Organization
                1. Four Principles Framework
                  1. Perceivable Principle
                    1. Operable Principle
                      1. Understandable Principle
                        1. Robust Principle
                        2. Guidelines Organization
                          1. Guideline Numbering System
                            1. Guideline Relationships
                            2. Success Criteria Framework
                              1. Testable Requirements
                                1. Objective Measurements
                                  1. Implementation Guidance
                                2. Conformance Levels
                                  1. Level A Requirements
                                    1. Minimum Accessibility Standards
                                      1. Basic Compliance Elements
                                      2. Level AA Requirements
                                        1. Standard Industry Practice
                                        2. Level AAA Requirements
                                          1. Enhanced Accessibility
                                            1. Practical Limitations
                                          2. WCAG Documentation Types
                                            1. Normative Content
                                              1. Binding Requirements
                                                1. Conformance Criteria
                                                2. Non-Normative Content
                                                  1. Guidance Materials
                                                    1. Implementation Examples
                                                      1. Technique Documents

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                                                  2. Understanding Disabilities and User Needs

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                                                  4. Principle 1: Perceivable