Web Development Web Accessibility 2

Question 1

What does ARIA stand for in the context of web accessibility?

Accepted Answer

Accessible Rich Internet Applications

Answer

ARIA (Accessible Rich Internet Applications) is a W3C specification that adds semantic meaning to HTML elements for assistive technologies.

Question 2

Which HTML attribute correctly associates a `` element with an `` field?

Accepted Answer

for

Answer

The `for` attribute on a `<label>` must match the `id` of the associated input, creating a programmatic link that benefits both screen reader users and mouse users.

Question 3

What is the primary purpose of a 'skip navigation' link at the top of a web page?

Accepted Answer

To allow keyboard users to bypass repetitive navigation and jump to main content

Answer

Skip navigation links let keyboard and screen reader users skip past repetitive header/nav content to reach the main content quickly, avoiding tedious tabbing.

Question 4

What is the purpose of `aria-live` regions in a web application?

Accepted Answer

To announce dynamic content updates to screen reader users without requiring focus

Answer

`aria-live` marks a region so that screen readers automatically announce content changes within it, which is essential for notifications, alerts, and chat messages.

Question 5

According to WCAG 2.1, Success Criterion 2.1.1 requires that all functionality be operable via what?

Accepted Answer

Keyboard alone

Answer

SC 2.1.1 (Keyboard) requires all functionality to be available from a keyboard, ensuring users who cannot use a pointer device can fully interact with the site.

Web Development Practice Test

Web Development Practice Test

Web Development Web Accessibility 2