PEAT User Interface & Accessibility 5

Question 1

Which ARIA attribute is used to indicate that a disclosure button controls an expandable section?

Accepted Answer

aria-expanded

Answer

aria-hidden

Answer

aria-controls

Answer

aria-pressed

Question 2

A PDF generated from a PEAT-assessed tool has untagged content. What is the primary accessibility issue?

Accepted Answer

Screen readers cannot determine reading order or semantics of the content

Answer

The file size is too large

Answer

The PDF will not print correctly

Answer

Color contrast cannot be evaluated in PDFs

Question 3

What distinguishes 'accessible' from 'usable' in the context of UI design?

Accepted Answer

Accessibility ensures people with disabilities can use a product; usability measures overall ease of use for all users

Answer

Accessibility focuses on aesthetics; usability focuses on compliance

Answer

Usability applies only to mobile interfaces; accessibility applies to desktop

Answer

They are synonymous terms in modern UX practice

Question 4

Which WCAG Success Criterion requires that error messages identify the specific field in error and describe the issue?

Accepted Answer

SC 3.3.1 Error Identification

Answer

SC 1.3.1 Info and Relationships

Answer

SC 2.4.6 Headings and Labels

Answer

SC 4.1.3 Status Messages

Question 5

What is the purpose of providing captions for prerecorded video content under WCAG?

Accepted Answer

To make spoken audio and significant sounds available to users who are deaf or hard of hearing

Answer

To improve video SEO rankings

Answer

To replace the video's audio track entirely

Answer

To add visual descriptions of on-screen actions

Question 6

When evaluating a UI in PEAT, which attribute on a video element prevents autoplay of content that could cause seizures?

Accepted Answer

autoplay should be avoided; use controls instead

Answer

muted

Answer

preload="none"

Answer

loop="false"

Question 7

Which of the following is a best practice for ensuring accessible focus indicators on interactive elements?

Accepted Answer

Ensure focus indicators have sufficient size and contrast so keyboard users can clearly see which element is focused

Answer

Use 'outline: none' to remove the default browser outline and style with a subtle border

Answer

Rely on the browser's default focus ring in all cases

Answer

Use color alone to distinguish the focused state