CMS CMS Accessibility and User Experience 1 — Questions and Answers
Question 1: Which organization publishes the Web Content Accessibility Guidelines (WCAG)?
- IEEE
- W3C (Correct answer)
- ISO
- ANSI
Correct answer: W3C
The World Wide Web Consortium (W3C) publishes WCAG through its Web Accessibility Initiative (WAI) to define standards for accessible web content.
Question 2: What does 'alt text' provide in multimedia web content?
- An alternative stylesheet for mobile devices
- A text description of an image for screen readers and when images fail to load (Correct answer)
- A fallback video format for unsupported browsers
- Metadata keywords for image SEO only
Correct answer: A text description of an image for screen readers and when images fail to load
Alt text provides a textual description of an image that screen readers can announce to visually impaired users and displays when images cannot load.
Question 3: What minimum contrast ratio does WCAG 2.1 Level AA require for normal body text?
- 2:1
- 3:1
- 4.5:1 (Correct answer)
- 7:1
Correct answer: 4.5:1
WCAG 2.1 Level AA requires a minimum contrast ratio of 4.5:1 between text and its background for normal-sized text.
Question 4: What is 'keyboard navigation' in the context of web accessibility?
- Using keyboard shortcuts to speed up content creation
- The ability to access and operate all website features using only a keyboard (Correct answer)
- A feature that prevents mouse use on secure pages
- Customizing keyboard layouts for international users
Correct answer: The ability to access and operate all website features using only a keyboard
Keyboard navigation ensures that all interactive elements and content are reachable and operable without a mouse, essential for users with motor disabilities.
Question 5: Which WCAG principle states that users must be able to operate interface components and navigate the content?
- Perceivable
- Operable (Correct answer)
- Understandable
- Robust
Correct answer: Operable
The 'Operable' principle (second of four POUR principles) requires that all interface components and navigation must be usable by all people.
Question 6: What is the primary purpose of closed captions in multimedia content?
- To improve video SEO rankings
- To provide a synchronized text version of spoken dialogue and audio cues for deaf or hard-of-hearing users (Correct answer)
- To translate content into foreign languages
- To display speaker names during interviews
Correct answer: To provide a synchronized text version of spoken dialogue and audio cues for deaf or hard-of-hearing users
Closed captions provide a text representation of all spoken dialogue and important audio cues, making video content accessible to deaf and hard-of-hearing viewers.
CMS CMS Accessibility and User Experience 1
Which organization publishes the Web Content Accessibility Guidelines (WCAG)?