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Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 69 · 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> → <h1> → <h2> → <h2>
    (a) Yes (b) No
  2. 2.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
  3. 3.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) only red text (d) no colours at all
  4. 4.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
  5. 5.Which colour pair is hard to read? (a) yellow on white (b) black on white (c) white on black (d) dark grey on white
  6. 6.Which colour pair is hard to read? (a) yellow on black (b) white on black (c) white on dark blue (d) light grey on white
  7. 7.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
  8. 8.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
  9. 9.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
  10. 10.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
  11. 11.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
  12. 12.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
  13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4>
    (a) Yes (b) No
  14. 14.♿ Which link text is clearest? (a) here (b) Read the fruit facts (c) link (d) click here
  15. 15.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
  16. 16.♿ Who uses a screen reader? (a) people who are blind (b) only robots (c) only teachers (d) only coders
  17. 17.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
  18. 18.🌗 Is light grey on white 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) helps everyone (b) makes it harder
  20. 20.Which colour pair is hard to read? (a) pink on red (b) white on dark blue (c) black on white (d) white on black
  21. 21.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
  22. 22.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
  23. 23.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h1> (d) <h4>
  24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2>
    (a) No (b) Yes
  25. 25.Which colour pair is hard to read? (a) blue on purple (b) black on white (c) yellow on black (d) white on dark blue
  26. 26.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
  27. 27.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
  28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2>
    (a) No (b) Yes
  29. 29.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
  30. 30.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
  31. 31.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
  32. 32.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
  33. 33.True or false: “label every form box” helps everyone use the page. (a) True (b) False
  34. 34.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h2> (d) <h1>
  35. 35.Which colour pair is easy to read? (a) black on white (b) blue on purple (c) light grey on white (d) pink on red
  36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4>
    (a) No (b) Yes
  37. 37.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
  38. 38.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
  39. 39.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h4> (d) <h3>
  40. 40.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) blue on purple (d) white on black

Answer key

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

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