About WCAG


By the end of this unit, you will be able to:

  • Recite the WCAG 2.1 guiding principles
  • Describe levels of accessibility and their relative importance
  • Understand the structure of the WCAG 2.1 specification
  • Distinguish between guidelines and success criteria
  • Describe changes made between WCAG 2.0 and WCAG 2.1
  • Find sufficient and advisory techniques for resolving barriers in web content
  • Understand the elements required to comply with WCAG 2.1
  • Describe the relationship between WCAG 2.1 and the AODA ICT standard


  • WCAG 2.1 Scavenger Hunt


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Introduction to Web Accessibility Copyright © 2019 by The Chang School, Toronto Metropolitan University is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License, except where otherwise noted.

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