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Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 372 · 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> → <h2> → <h2> → <h3>
    (a) No (b) Yes
  2. 2.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) people who are blind (d) only robots
  3. 3.Which colour pair is easy to read? (a) blue on purple (b) pink on red (c) red on green (d) black on white
  4. 4.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
  5. 5.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
  6. 6.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2>
    (a) No (b) Yes
  7. 7.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4>
    (a) Yes (b) No
  8. 8.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) only red text (d) text stands out clearly
  9. 9.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4>
    (a) No (b) Yes
  10. 10.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
  11. 11.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
  12. 12.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
  13. 13.♿ Which link text is clearest? (a) link (b) here (c) Read the fruit facts (d) click here
  14. 14.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
  15. 15.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) yellow on black (d) yellow on white
  16. 16.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
  17. 17.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h3> (d) <h1>
  18. 18.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
  19. 19.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
  20. 20.True or false: “label every form box” makes the page harder to use. (a) True (b) False
  21. 21.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
  22. 22.Which colour pair is easy to read? (a) pink on red (b) red on green (c) yellow on white (d) white on black
  23. 23.Which colour pair is hard to read? (a) pink on red (b) white on dark blue (c) dark grey on white (d) black on white
  24. 24.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h5> (d) <h6>
  25. 25.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
  26. 26.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
  27. 27.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h6> (d) <h2>
  28. 28.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
  29. 29.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
  30. 30.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
  31. 31.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
  32. 32.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
  33. 33.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
  34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h2>
    (a) Yes (b) No
  35. 35.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
  36. 36.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
  37. 37.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
  38. 38.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
  39. 39.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
  40. 40.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder

Answer key

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

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