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WAS Notes: WCAG 4.1 Compatible

I'm studying for the WAS certification. These are some of the notes I've taken recently.

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4.1.1 Parsing - Level A

In markup languages, elements have complete start and end tags, elements are nested correctly, elements do not have duplicate attributes, and all IDs are unique, except for when allowed by specifications.

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How to Fail

4.1.2 Name, Role, Value - Level A

For all user interface components, the name and role can be programmatically determined. States, properties, and values that the user can set can be set programmatically, and notifications of changes are available to user agents, including assistive technologies.

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How to Fail

4.1.3 Status Messages - Level AA

Status messages can be programmatically determined through role or properties in such a way that they can be reported without receiving focus.

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