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Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 236 · 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.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2>
    (a) No (b) Yes
  2. 2.Which colour pair is easy to read? (a) pink on red (b) red on green (c) white on black (d) blue on purple
  3. 3.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
  4. 4.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
  5. 5.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
  6. 6.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
  7. 7.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) white on black (d) pink on red
  8. 8.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3>
    (a) Yes (b) No
  9. 9.♿ Who uses a screen reader? (a) only coders (b) only robots (c) only teachers (d) people who are blind
  10. 10.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
  11. 11.Which colour pair is easy to read? (a) yellow on white (b) white on dark blue (c) blue on purple (d) light grey on white
  12. 12.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h4> (d) <h1>
  13. 13.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
  14. 14.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
  15. 15.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
  16. 16.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
  17. 17.Which colour pair is hard to read? (a) light grey on white (b) white on black (c) yellow on black (d) white on dark blue
  18. 18.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
  19. 19.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
  20. 20.Which colour pair is easy to read? (a) blue on purple (b) dark grey on white (c) yellow on white (d) pink on red
  21. 21.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
  22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2>
    (a) Yes (b) No
  23. 23.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) black on white (d) blue on purple
  24. 24.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
  25. 25.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) text stands out clearly (d) no colours at all
  26. 26.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
  27. 27.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
  28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4>
    (a) Yes (b) No
  29. 29.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
  30. 30.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
  31. 31.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
  32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3>
    (a) No (b) Yes
  33. 33.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
  34. 34.Which colour pair is easy to read? (a) red on green (b) pink on red (c) yellow on black (d) blue on purple
  35. 35.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
  36. 36.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) here (d) click here
  37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3>
    (a) No (b) Yes
  38. 38.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
  39. 39.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
  40. 40.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read

Answer key

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

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