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Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 74 · 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) text stands out clearly (b) only red text (c) no colours at all (d) many bright colours
  2. 2.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4>
    (a) Yes (b) No
  3. 3.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
  4. 4.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5>
    (a) No (b) Yes
  5. 5.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) white on black (d) light grey on white
  6. 6.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h5> (d) <h2>
  7. 7.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) dark grey on white (d) pink on red
  8. 8.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
  9. 9.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
  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: “add alt text to images” helps everyone use the page. (a) False (b) True
  12. 12.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
  13. 13.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
  14. 14.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
  15. 15.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
  16. 16.Which colour pair is hard to read? (a) yellow on white (b) black on white (c) yellow on black (d) white on black
  17. 17.Which colour pair is hard to read? (a) red on green (b) black on white (c) white on dark blue (d) dark grey on white
  18. 18.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h4> (d) <h1>
  19. 19.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
  20. 20.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
  21. 21.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) link (d) click here
  22. 22.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h1> (d) <h5>
  23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3>
    (a) Yes (b) No
  24. 24.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
  25. 25.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
  26. 26.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
  27. 27.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
  28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3>
    (a) No (b) Yes
  29. 29.Which colour pair is easy to read? (a) yellow on black (b) blue on purple (c) red on green (d) yellow on white
  30. 30.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
  31. 31.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
  32. 32.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
  33. 33.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
  34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2>
    (a) Yes (b) No
  35. 35.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) blue on purple (d) black on white
  36. 36.Which colour pair is easy to read? (a) pink on red (b) blue on purple (c) light grey on white (d) dark grey on white
  37. 37.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h6> (d) <h2>
  38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5>
    (a) No (b) Yes
  39. 39.Which colour pair is easy to read? (a) blue on purple (b) white on black (c) red on green (d) light grey on white
  40. 40.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone

Answer key

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

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