Data Visualization Accessibility Quiz

1. For users with dyslexia, which font characteristic improves readability in data labels?

Serif fonts with thin strokes

Sans-serif fonts with good letter spacing

Italic fonts for emphasis

Decorative fonts for visual interest

Submit

3. For accessible PDFs containing charts, what must be included to allow screen reader access?

Tagged structure and alt text for images

Password protection

Embedded fonts only

Compression optimization

4. Which technique helps users with low vision navigate complex dashboards?

Decreasing font size for detail

Zoom functionality and responsive design

Using more colors to highlight data

Adding background images

5. True or False: Animated data visualizations are inaccessible and should be avoided entirely.

True

False

Submit

7. What is the recommended maximum number of colors to use in a single data visualization for color-blind accessibility?

3 to 4

5 to 7

8 to 10

10 or more

8. True or False: Interactive visualizations must have focus indicators visible for keyboard users.

True

False

9. Which of the following is NOT a recommended approach for accessible data visualization?

Using hatching patterns alongside color

Relying solely on color to distinguish data

Providing keyboard shortcuts for navigation

Including descriptive axis labels

Submit

11. Which color combination presents the greatest challenge for people with red-green color blindness?

Red and green

Blue and yellow

Purple and orange

Black and white

12. Which principle ensures that information conveyed through visual means is also available through text or audio?

Redundancy

Perceivability

Operability

Robustness

13. True or False: A visualization with high color contrast is automatically accessible to all users.

True

False

Submit

15. What is the primary purpose of providing a data table alongside an interactive chart?

To reduce chart complexity

To allow access for screen reader users and those with visual impairments

To increase page load time

To improve mobile responsiveness

16. Which of the following is an accessible alternative to convey information typically shown only through color?

Patterns, textures, or icons

Larger font sizes

Animation effects

More data labels

17. True or False: Using color alone is sufficient to distinguish between data categories in an accessible visualization.

True

False

18. Screen readers read data tables left-to-right, top-to-bottom. Which HTML element properly associates column headers with data cells?

Submit

20. What is the WCAG 2.1 minimum contrast ratio for normal text to meet AA compliance?

3:1

4.5:1

7:1

2:1

Data+ Visualization Accessibility Considerations Quiz

1. For users with dyslexia, which font characteristic improves readability in data labels?

2.

What first name or nickname would you like us to use?

2. The principle of ____ in accessible design means providing multiple ways to perceive and interact with data.

3. For accessible PDFs containing charts, what must be included to allow screen reader access?

4. Which technique helps users with low vision navigate complex dashboards?

5. True or False: Animated data visualizations are inaccessible and should be avoided entirely.

6. The ____ attribute in HTML provides a caption for a data table, improving accessibility for screen reader users.

7. What is the recommended maximum number of colors to use in a single data visualization for color-blind accessibility?

8. True or False: Interactive visualizations must have focus indicators visible for keyboard users.

9. Which of the following is NOT a recommended approach for accessible data visualization?

10. ARIA labels on SVG charts help ____ understand the chart's purpose and structure.

11. Which color combination presents the greatest challenge for people with red-green color blindness?

12. Which principle ensures that information conveyed through visual means is also available through text or audio?

13. True or False: A visualization with high color contrast is automatically accessible to all users.

14. Keyboard navigation for interactive visualizations should support the ____ key for moving between data elements.

15. What is the primary purpose of providing a data table alongside an interactive chart?

16. Which of the following is an accessible alternative to convey information typically shown only through color?

17. True or False: Using color alone is sufficient to distinguish between data categories in an accessible visualization.

18. Screen readers read data tables left-to-right, top-to-bottom. Which HTML element properly associates column headers with data cells?

19. Alt text for data visualizations should describe the ____ rather than just naming the chart type.

20. What is the WCAG 2.1 minimum contrast ratio for normal text to meet AA compliance?