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Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 83 · 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.♿ Which link text is clearest? (a) here (b) link (c) Read the fruit facts (d) click here
  2. 2.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
  3. 3.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) only robots (d) people who are blind
  4. 4.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3>
    (a) Yes (b) No
  5. 5.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h2> (d) <h4>
  6. 6.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4>
    (a) Yes (b) No
  7. 7.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3>
    (a) No (b) Yes
  8. 8.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) red on green (d) dark grey on white
  9. 9.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
  10. 10.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
  11. 11.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
  12. 12.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) white on dark blue (d) red on green
  13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2>
    (a) No (b) Yes
  14. 14.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
  15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2>
    (a) Yes (b) No
  16. 16.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
  17. 17.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
  18. 18.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
  19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5>
    (a) Yes (b) No
  20. 20.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h1> (d) <h2>
  21. 21.Which colour pair is easy to read? (a) yellow on black (b) pink on red (c) yellow on white (d) blue on purple
  22. 22.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
  23. 23.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
  24. 24.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
  25. 25.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
  26. 26.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
  27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4>
    (a) Yes (b) No
  28. 28.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h2> (d) <h5>
  29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3>
    (a) Yes (b) No
  30. 30.♿ What does good colour contrast mean? (a) only red text (b) text stands out clearly (c) many bright colours (d) no colours at all
  31. 31.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
  32. 32.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
  33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2>
    (a) Yes (b) No
  34. 34.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
  35. 35.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
  36. 36.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
  37. 37.Which colour pair is hard to read? (a) dark grey on white (b) red on green (c) white on dark blue (d) black on white
  38. 38.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
  39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h1>
    (a) Yes (b) No
  40. 40.Which colour pair is hard to read? (a) pink on red (b) dark grey on white (c) white on dark blue (d) black on white

Answer key

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

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