Quiz title: Ch 4 quiz Accessibility and Usability 
Title: Q1 Multiple Choice
Points: 1
1. What percentage of adults in the United States live with some form of disability?
a) 15%
b) 20%
*c) 26%
d) 30%

Title: Q2 Multiple Choice
Points: 1
2. What does the acronym POUR stand for in WCAG principles?
a) Practical, Organized, Understandable, Reliable
*b) Perceivable, Operable, Understandable, Robust
c) Professional, Optimized, Universal, Responsive
d) Precise, Orderly, Usable, Readable

Title: Q3 Multiple Choice
Points: 1
3. What is the minimum contrast ratio required for normal text according to WCAG?
a) 3:1
*b) 4.5:1
c) 5:1
d) 7:1

Title: Q4 Multiple Choice
Points: 1
4. What is the minimum contrast ratio required for large text according to WCAG?
*a) 3:1
b) 4.5:1
c) 5:1
d) 7:1

Title: Q5 Multiple Choice
Points: 1
5. Why is the red-green color combination problematic in data visualization?
a) These colors clash aesthetically
b) They are too bright for professional settings
*c) Red-green color blindness is the most common form of color vision deficiency
d) They have negative cultural associations

Title: Q6 Multiple Choice
Points: 1
6. What percentage of accessibility issues can automated testing tools typically catch?
a) 50%
b) 70%
*c) 30%
d) 90%

Title: Q7 Multiple Choice
Points: 1
7. What is the recommended minimum size for touch targets according to WCAG?
a) 24 by 24 pixels
b) 32 by 32 pixels
*c) 44 by 44 pixels
d) 56 by 56 pixels

Title: Q8 Multiple Choice
Points: 1
8. What zoom level should content remain functional at for accessibility compliance?
a) 150%
*b) 200%
c) 250%
d) 300%

Title: Q9 Multiple Choice
Points: 1
9. Which WCAG conformance level do most organizations target?
a) Level A
*b) Level AA
c) Level AAA
d) Level AAAA

Title: Q10 Multiple Choice
Points: 1
10. What is the primary purpose of alternative text for data visualizations?
a) To provide technical specifications
b) To describe colors and visual elements
*c) To convey the key insights and meaning of the visualization
d) To list all data points in detail

Title: Q11 Multiple Choice
Points: 1
11. Why is keyboard navigation important for accessibility?
a) It's faster than using a mouse
b) It saves battery life on mobile devices
*c) Many users with motor disabilities cannot use a mouse
d) It's required for voice recognition software

Title: Q12 Multiple Choice
Points: 1
12. What is progressive disclosure in the context of accessibility?
a) Gradually revealing design techniques
b) Slowly loading content to save bandwidth
*c) Starting with high-level insights and providing mechanisms for accessing detail
d) Disclosing accessibility features over time

Title: Q13 Multiple Choice
Points: 1
13. What makes semantic markup important for accessibility?
a) It makes websites load faster
b) It improves search engine optimization
*c) It provides meaning and structure that assistive technologies can understand
d) It reduces file sizes

Title: Q14 Multiple Choice
Points: 1
14. Why should you avoid using color as the only way to convey information?
a) It increases printing costs
b) It violates copyright laws
*c) Users with color vision deficiencies may not be able to distinguish the information
d) It makes designs look unprofessional

Title: Q15 Multiple Choice
Points: 1
15. What is the main benefit of providing data tables alongside visualizations?
a) They take up more space on the page
b) They show technical expertise
*c) They provide an alternative way for screen reader users to access the data
d) They are required by law in all cases

Title: Q16 Multiple Choice
Points: 1
16. What should effective alternative text for a chart include?
a) Only the chart type
b) Only the data values
*c) Chart type, key trends, and main insights
d) Technical specifications and code

Title: Q17 Multiple Choice
Points: 1
17. Why is consistency important for cognitive accessibility?
a) It makes designs look more professional
b) It reduces development time
*c) It reduces cognitive load by allowing users to predict how elements will behave
d) It follows design trends

Title: Q18 Multiple Choice
Points: 1
18. What is the purpose of focus indicators in interactive visualizations?
a) To make designs look more modern
b) To improve loading speed
*c) To show keyboard users which element is currently selected
d) To highlight the most important data

Title: Q19 Multiple Choice
Points: 1
19. Why should auto-playing content be avoided or controllable?
a) It uses too much bandwidth
b) It violates copyright laws
*c) It can be disruptive for screen reader users and those with cognitive disabilities
d) It makes websites load slower

Title: Q20 Multiple Choice
Points: 1
20. What is the main challenge with motion and animation in accessible design?
a) They increase file sizes
b) They require advanced programming skills
*c) They can cause dizziness or nausea for users with vestibular disorders
d) They don't work on mobile devices

Title: Q21 Multiple Choice
Points: 1
21. Why is proper heading structure important for accessibility?
a) It improves visual appearance
b) It helps with search engine optimization
*c) It helps screen reader users navigate content efficiently
d) It reduces page loading time

Title: Q22 Multiple Choice
Points: 1
22. What is the benefit of using multiple visual cues instead of color alone?
a) It makes designs more colorful
b) It follows current design trends
*c) It ensures information is accessible to users with color vision deficiencies
d) It reduces printing costs

Title: Q23 Multiple Choice
Points: 1
23. What should you do when time limits are necessary in interactive visualizations?
a) Make them as short as possible
b) Hide them from users
*c) Provide controls to extend or disable time limits
d) Apply them only to advanced users

Title: Q24 Multiple Choice
Points: 1
24. Why is user testing with people with disabilities important?
a) It's required by law
b) It's cheaper than automated testing
*c) It reveals real-world usability issues that automated tools miss
d) It provides marketing benefits

Title: Q25 Multiple Choice
Points: 1
25. What is the most important principle when designing accessible data visualizations?
a) Following the latest design trends
b) Using the most advanced technology
*c) Ensuring that information is available through multiple sensory channels
d) Minimizing the amount of data presented
