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Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 853 · 40 questions
TalentJR

Code tip (Pages for everyone): Headings go down one level at a time: h1 → h2 → h3 (they may jump back up). Alt text on images, clear link text, labels on form boxes, big enough text. Strong contrast (black on white, yellow on black) is easy to read; light grey on white is not.

NameDateTime takenScore ___ / 40
  1. 1.Which colour pair is hard to read? (a) white on black (b) dark grey on white (c) yellow on white (d) yellow on black
  2. 2.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
  3. 3.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
  4. 4.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h1> (d) <h5>
  5. 5.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
  6. 6.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h6> (d) <h4>
  7. 7.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h6> (d) <h3>
  8. 8.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
  9. 9.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
  10. 10.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
  11. 11.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
  12. 12.True or false: “label every form box” makes the page harder to use. (a) False (b) True
  13. 13.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
  14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4>
    (a) Yes (b) No
  15. 15.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) no colours at all (d) text stands out clearly
  16. 16.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) red on green (d) dark grey on white
  17. 17.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
  18. 18.Which colour pair is hard to read? (a) yellow on black (b) blue on purple (c) white on black (d) black on white
  19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4>
    (a) Yes (b) No
  20. 20.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h3> (d) <h2>
  21. 21.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
  22. 22.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) dark grey on white (d) pink on red
  23. 23.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
  24. 24.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
  25. 25.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
  26. 26.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only coders (d) only robots
  27. 27.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
  28. 28.Which colour pair is hard to read? (a) white on dark blue (b) light grey on white (c) black on white (d) white on black
  29. 29.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
  30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2>
    (a) No (b) Yes
  31. 31.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
  32. 32.Which colour pair is easy to read? (a) pink on red (b) black on white (c) red on green (d) blue on purple
  33. 33.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
  34. 34.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
  35. 35.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) link (d) here
  36. 36.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
  37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3>
    (a) No (b) Yes
  38. 38.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) light grey on white (d) yellow on black
  39. 39.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
  40. 40.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone

Answer key

  1. yellow on white
  2. makes it harder
  3. makes it harder
  4. <h6>
  5. easy to read
  6. <h4>
  7. <h3>
  8. easy to read
  9. helps everyone
  10. helps everyone
  11. True
  12. False
  13. hard to read
  14. No
  15. text stands out clearly
  16. dark grey on white
  17. makes it harder
  18. blue on purple
  19. No
  20. <h2>
  21. False
  22. pink on red
  23. True
  24. False
  25. hard to read
  26. people who are blind
  27. False
  28. light grey on white
  29. easy to read
  30. No
  31. makes it harder
  32. black on white
  33. hard to read
  34. hard to read
  35. Read the fruit facts
  36. True
  37. No
  38. yellow on black
  39. True
  40. helps everyone

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