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Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 327 · 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.♿ What does good colour contrast mean? (a) only red text (b) many bright colours (c) no colours at all (d) text stands out clearly
  2. 2.True or false: “label every form box” makes the page harder to use. (a) True (b) False
  3. 3.True or false: “label every form box” helps everyone use the page. (a) True (b) False
  4. 4.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
  5. 5.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3>
    (a) No (b) Yes
  6. 6.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) here (d) click here
  7. 7.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
  8. 8.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
  9. 9.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h2> (d) <h1>
  10. 10.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) red on green (d) white on black
  11. 11.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) black on white (d) red on green
  12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3>
    (a) No (b) Yes
  13. 13.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
  14. 14.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
  15. 15.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
  16. 16.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
  17. 17.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
  18. 18.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
  19. 19.Which colour pair is easy to read? (a) red on green (b) light grey on white (c) pink on red (d) white on dark blue
  20. 20.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
  21. 21.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h4> (d) <h1>
  22. 22.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
  23. 23.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
  24. 24.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h6> (d) <h4>
  25. 25.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
  26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4>
    (a) Yes (b) No
  27. 27.♿ Who uses a screen reader? (a) only coders (b) people who are blind (c) only robots (d) only teachers
  28. 28.Which colour pair is hard to read? (a) black on white (b) blue on purple (c) white on black (d) yellow on black
  29. 29.Which colour pair is easy to read? (a) blue on purple (b) yellow on black (c) light grey on white (d) red on green
  30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5>
    (a) No (b) Yes
  31. 31.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
  32. 32.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
  33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2>
    (a) Yes (b) No
  34. 34.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
  35. 35.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
  36. 36.Which colour pair is hard to read? (a) light grey on white (b) white on dark blue (c) dark grey on white (d) white on black
  37. 37.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
  38. 38.Which colour pair is hard to read? (a) black on white (b) yellow on white (c) white on black (d) yellow on black
  39. 39.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h5> (d) <h1>
  40. 40.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h5> (d) <h4>

Answer key

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

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