WCAG Principles Flashcards
What are the four WCAG principles (POUR)?
Perceivable, Operable, Understandable and Robust
What does normative mean vs non-normative?
“Normative” means that it’s an official formal part of the specification; non-normative means that it’s there to be helpful and aid understanding
What is the definition WCAG gives for perceivable?
Information and user interface components must be presentable to users in ways they can perceive.
What is guideline 1.1 (Text Alternatives)?
Provide text alternatives for any non-text content so that it can be changed into other forms people need, such as large print, braille, speech, symbols or simpler language.
What is guideline 1.2 (Time-based Media)?
Provide alternatives for time-based media.
What is guideline 1.3 (Adaptable)?
Create content that can be presented in different ways (for example simpler layout) without losing information or structure.
What is guideline 1.4 (Distinguishable)?
Make it easier for users to see and hear content including separating foreground from background.
Which parts of WCAG are normative?
The Principles, the Guidelines and the Success Criteria?
Which parts of WCAG or related pages are non-normative (just there to inform)?
Documents which help us to use WCAG e.g. Techniques and Understanding Documents, ARIA Authoring Practices Guide, the introduction. Any page which is there to support the understanding of the principles, guidelines and success criteria but is not part of the core WCAG document.
What definition does WCAG give for Operable?
User interface components and navigation must be operable.
What is guideline 2.1 (Keyboard Accessible)?
Make all functionality available from a keyboard.
What is guideline 2.2 (Enough Time)?
Provide users enough time to read and use content.
What is guideline 2.3 (Seizures and Physical Reactions)?
Do not design content in a way that is known to cause seizures or physical reactions.
What is guideline 2.4 (Navigable)?
Provide ways to help users navigate, find content, and determine where they are.
What is guideline 2.5 (Input Modalities)?
Make it easier for users to operate functionality through various inputs beyond keyboard.
What is WCAG’s definition of Principle 3 (Understandable)?
Information and the operation of the user interface must be understandable.
What is Guideline 3.1 (Readable?)
Make text content readable and understandable.
WHat is guideline 3.2 (Predictable)?
Make Web pages appear and operate in predictable ways.
What is guideline 3.3 (Input Assistance)?
Help users avoid and correct mistakes.
What is WCAG’s definition of Principle 4 (Robust)?
Content must be robust enough that it can be interpreted by a wide variety of user agents, including assistive technologies.
What is guideline 4.1 (Compatible)?
Maximize compatibility with current and future user agents, including assistive technologies.
