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Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 515 · 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 red on green easy or hard to read? (a) hard to read (b) easy to read
  2. 2.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h5> (d) <h1>
  3. 3.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) red on green (d) black on white
  4. 4.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
  5. 5.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) only coders (d) people who are blind
  6. 6.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
  7. 7.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
  8. 8.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h4> (d) <h3>
  9. 9.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) click here (d) link
  10. 10.Which colour pair is hard to read? (a) white on black (b) dark grey on white (c) yellow on black (d) pink on red
  11. 11.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
  12. 12.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
  13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2>
    (a) Yes (b) No
  14. 14.Which colour pair is easy to read? (a) blue on purple (b) black on white (c) pink on red (d) yellow on white
  15. 15.♿ What does good colour contrast mean? (a) only red text (b) many bright colours (c) no colours at all (d) text stands out clearly
  16. 16.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) dark grey on white (d) blue on purple
  17. 17.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
  18. 18.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) white on dark blue (d) yellow on white
  19. 19.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
  20. 20.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
  21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4>
    (a) Yes (b) No
  22. 22.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h2> (c) <h3> (d) <h4>
  23. 23.True or false: “label every form box” helps everyone use the page. (a) True (b) False
  24. 24.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h6> (d) <h1>
  25. 25.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
  26. 26.Which colour pair is hard to read? (a) dark grey on white (b) blue on purple (c) white on dark blue (d) yellow on black
  27. 27.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
  28. 28.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
  29. 29.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
  30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4>
    (a) No (b) Yes
  31. 31.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
  32. 32.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
  33. 33.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h2> (d) <h4>
  34. 34.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
  35. 35.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
  36. 36.Which colour pair is easy to read? (a) yellow on black (b) light grey on white (c) blue on purple (d) pink on red
  37. 37.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
  38. 38.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
  39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h3>
    (a) No (b) Yes
  40. 40.True or false: “use big enough text” makes the page harder to use. (a) True (b) False

Answer key

  1. hard to read
  2. <h6>
  3. red on green
  4. True
  5. people who are blind
  6. easy to read
  7. helps everyone
  8. <h3>
  9. Read the fruit facts
  10. pink on red
  11. easy to read
  12. True
  13. Yes
  14. black on white
  15. text stands out clearly
  16. dark grey on white
  17. hard to read
  18. yellow on white
  19. helps everyone
  20. True
  21. No
  22. <h5>
  23. True
  24. <h4>
  25. makes it harder
  26. blue on purple
  27. easy to read
  28. helps everyone
  29. makes it harder
  30. No
  31. makes it harder
  32. False
  33. <h2>
  34. helps everyone
  35. False
  36. yellow on black
  37. True
  38. helps everyone
  39. No
  40. False

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