Here are Top 25 multiple-choice questions (MCQs) focused on the HTML5 features and elements in Web Accessibility MCQs, along with their answers and explanations.
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1. What does WAI-ARIA stand for?
- Web Application Internet-Accessible Resources for Inclusive Applications
- Web Accessibility Initiative - Accessible Rich Internet Applications
- Web Access and Inclusive Application Resources for Internet
- Web Application Accessibility and Resources for Inclusive Internet
WAI-ARIA stands for Web Accessibility Initiative - Accessible Rich Internet Applications.
2. What is the primary purpose of WAI-ARIA roles and attributes in web development?
- To make web applications load faster
- To enhance search engine optimization (SEO)
- To improve the user experience for people with disabilities
- To provide a visual design framework
WAI-ARIA roles and attributes are used to improve the user experience for people with disabilities.
3. Which type of technology or feature do WAI-ARIA roles and attributes enhance?
- Voice recognition
- Text-to-speech conversion
- Accessibility of dynamic web content and applications
- Browser performance
WAI-ARIA roles and attributes enhance the accessibility of dynamic web content and applications.
4. What is the role of the "role" attribute in WAI-ARIA?
- It defines the primary function or purpose of an element
- It specifies the color of an element
- It provides the URL of a linked resource
- It sets the font size of an element
The "role" attribute in WAI-ARIA defines the primary function or purpose of an element for accessibility.
5. Which HTML element can you apply WAI-ARIA roles to?
- Only elements
- Only elements
- Most HTML elements
- No HTML elements
C. Most HTML elementsYou can apply WAI-ARIA roles to most HTML elements to enhance their accessibility.
6. What is the purpose of the "aria-label" attribute in WAI-ARIA?
- To set the background color of an element
- To hide an element from screen readers
- To provide an accessible name for an element that is not visible on the screen
- To create a visual design for an element
The "aria-label" attribute provides an accessible name for an element that is not visible on the screen.
7. Which of the following is a valid WAI-ARIA role for marking a navigation menu?
- aria-menu
- aria-navigation
- aria-nav
- aria-menubar
The valid WAI-ARIA role for marking a navigation menu is "aria-menubar."
8. What is the role of the "aria-describedby" attribute in WAI-ARIA?
- To specify a linked resource
- To provide a description for an element
- To set the font style of text
- To hide an element from the page
The "aria-describedby" attribute is used to provide a description for an element.
9. Which WAI-ARIA attribute is used to indicate the current state of an element, such as "expanded" or "collapsed"?
- aria-current
- aria-state
- aria-status
- aria-expanded
The "aria-expanded" attribute is used to indicate the current state of an element, such as "expanded" or "collapsed."
10. How should you use the "aria-hidden" attribute to hide an element from screen readers?
- aria-hidden="true"
- aria-hidden="false"
- aria-hidden="hidden"
- aria-hidden="visible"
To hide an element from screen readers, you should use "aria-hidden="true."
11. Which WAI-ARIA attribute is used to indicate the current value or state of a user interface component, such as a slider?
- aria-role
- aria-state
- aria-live
- aria-valuenow
The "aria-valuenow" attribute is used to indicate the current value or state of a user interface component.
12. What is the purpose of the "aria-live" attribute in WAI-ARIA?
- To provide an audio description for multimedia content
- To indicate that an element is visible
- To define a live region for dynamically updating content
- To set the text color of an element
The "aria-live" attribute is used to define a live region for dynamically updating content.
13. What is the purpose of the "aria-labelledby" attribute in WAI-ARIA?
- To set the background color of an element
- To provide a label for an element
- To control the element's size
- To create a visual design for an element
The "aria-labelledby" attribute is used to provide a label for an element.
14. Which WAI-ARIA attribute is used to provide a text alternative for an image or icon?
- aria-image
- aria-icon
- aria-picture
- aria-label
The "aria-label" attribute is used to provide a text alternative for an image or icon.
15. What does the "aria-hidden" attribute do when set to "true"?
- Makes the element visually invisible
- Makes the element invisible to search engines
- Hides the element from screen readers
- Increases website loading speed
When "aria-hidden" is set to "true," it hides the element from screen readers.
16. Which WAI-ARIA attribute is used to define the current status of an element, such as "busy" or "complete"?
- aria-current
- aria-status
- aria-state
- aria-progress
The "aria-status" attribute is used to define the current status of an element.
17. What is the role of the "aria-current" attribute in WAI-ARIA?
- To specify the currently active element
- To define the element's size and dimensions
- To change the text color of an element
- To indicate the element's position in the document
The "aria-current" attribute is used to specify the currently active element.
18. How is the "aria-haspopup" attribute used in WAI-ARIA?
- To indicate that an element has a popup menu or dialog
- To hide an element from the page
- To set the font style of text
- To provide a linked resource
The "aria-haspopup" attribute is used to indicate that an element has a popup menu or dialog.
19. What does the "aria-roledescription" attribute in WAI-ARIA specify?
- The element's size and dimensions
- The role of the parent element
- A human-readable description of the role of the element
- The element's color and style
The "aria-roledescription" attribute specifies a human-readable description of the role of the element.
20. Which attribute can be used in combination with "aria-label" to provide additional context for screen reader users?
- aria-hidden
- aria-labelledby
- aria-description
- aria-current
"aria-labelledby" can be used in combination with "aria-label" to provide additional context for screen reader users.
21. What is the purpose of the "aria-required" attribute in WAI-ARIA?
- To hide an element from screen readers
- To specify the required input fields in a form
- To define the parent-child relationship of elements
- To indicate the page's language
The "aria-required" attribute is used to specify the required input fields in a form.
22. Which WAI-ARIA attribute is used to indicate the availability of updates in a live region?
- aria-updates
- aria-live
- aria-announcements
- aria-changes
The "aria-live" attribute is used to indicate the availability of updates in a live region.
23. What is the role of the "aria-controls" attribute in WAI-ARIA?
- To set the control colors of an element
- To define a parent-child relationship between elements
- To specify which elements can trigger a popup menu
- To indicate the current status of an element
The "aria-controls" attribute is used to specify which elements can trigger a popup menu.
24. What is the purpose of the "aria-describedby" attribute in WAI-ARIA?
- To provide a description for an element
- To specify the font style of text
- To indicate the current status of an element
- To create visual effects on an element
The "aria-describedby" attribute is used to provide a description for an element.
25. Which WAI-ARIA attribute is used to define the current location within a page or a set of documents?
- aria-hint
- aria-breadcrumb
- aria-current
- aria-location
The "aria-breadcrumb" attribute is used to define the current location within a page or a set of documents.
