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Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 457 · 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 yellow on white easy or hard to read? (a) hard to read (b) easy to read
  2. 2.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
  3. 3.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
  4. 4.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h5> (d) <h1>
  5. 5.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
  6. 6.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
  7. 7.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3>
    (a) No (b) Yes
  8. 8.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h5> (d) <h1>
  9. 9.True or false: “label every form box” helps everyone use the page. (a) False (b) True
  10. 10.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
  11. 11.♿ What does good colour contrast mean? (a) text stands out clearly (b) only red text (c) no colours at all (d) many bright colours
  12. 12.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
  13. 13.♿ Which link text is clearest? (a) link (b) here (c) click here (d) Read the fruit facts
  14. 14.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
  15. 15.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h3> (d) <h2>
  16. 16.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
  17. 17.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2>
    (a) Yes (b) No
  18. 18.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
  19. 19.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
  20. 20.Which colour pair is easy to read? (a) yellow on white (b) dark grey on white (c) light grey on white (d) red on green
  21. 21.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
  22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3>
    (a) No (b) Yes
  23. 23.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) yellow on black (d) yellow on white
  24. 24.Which colour pair is hard to read? (a) dark grey on white (b) blue on purple (c) white on dark blue (d) white on black
  25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4>
    (a) No (b) Yes
  26. 26.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
  27. 27.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h3> (d) <h5>
  28. 28.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
  29. 29.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
  30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2>
    (a) Yes (b) No
  31. 31.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
  32. 32.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
  33. 33.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
  34. 34.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
  35. 35.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
  36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3>
    (a) Yes (b) No
  37. 37.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
  38. 38.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h1> (d) <h4>
  39. 39.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
  40. 40.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) white on dark blue (d) light grey on white

Answer key

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

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