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Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 630 · 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 colour pair is easy to read? (a) dark grey on white (b) blue on purple (c) light grey on white (d) red on green
  2. 2.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
  3. 3.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2>
    (a) Yes (b) No
  4. 4.♿ Who uses a screen reader? (a) only coders (b) only robots (c) people who are blind (d) only teachers
  5. 5.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
  6. 6.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
  7. 7.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) no colours at all (d) only red text
  8. 8.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h6> (d) <h1>
  9. 9.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) here (d) link
  10. 10.Which colour pair is easy to read? (a) white on black (b) red on green (c) blue on purple (d) pink on red
  11. 11.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
  12. 12.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
  13. 13.True or false: “label every form box” makes the page harder to use. (a) False (b) True
  14. 14.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
  15. 15.Which colour pair is hard to read? (a) pink on red (b) black on white (c) white on black (d) white on dark blue
  16. 16.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
  17. 17.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
  18. 18.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h1> (d) <h4>
  19. 19.Which colour pair is hard to read? (a) red on green (b) white on dark blue (c) yellow on black (d) black on white
  20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5>
    (a) Yes (b) No
  21. 21.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
  22. 22.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
  23. 23.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
  24. 24.Which colour pair is easy to read? (a) red on green (b) light grey on white (c) black on white (d) blue on purple
  25. 25.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
  26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3>
    (a) Yes (b) No
  27. 27.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
  28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2>
    (a) No (b) Yes
  29. 29.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h5> (d) <h4>
  30. 30.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
  31. 31.Which colour pair is easy to read? (a) pink on red (b) yellow on black (c) yellow on white (d) red on green
  32. 32.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
  33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3>
    (a) Yes (b) No
  34. 34.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
  35. 35.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
  36. 36.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
  37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h1>
    (a) Yes (b) No
  38. 38.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
  39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3>
    (a) No (b) Yes
  40. 40.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read

Answer key

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

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