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Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 708 · 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.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h2> (d) <h1>
  2. 2.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
  3. 3.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5>
    (a) No (b) Yes
  4. 4.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) only red text (d) text stands out clearly
  5. 5.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4>
    (a) Yes (b) No
  6. 6.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
  7. 7.Which colour pair is hard to read? (a) black on white (b) blue on purple (c) dark grey on white (d) yellow on black
  8. 8.Which colour pair is easy to read? (a) red on green (b) white on black (c) light grey on white (d) pink on red
  9. 9.Which colour pair is easy to read? (a) light grey on white (b) black on white (c) pink on red (d) yellow on white
  10. 10.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) link (d) here
  11. 11.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) dark grey on white (d) light grey on white
  12. 12.Which colour pair is hard to read? (a) red on green (b) white on dark blue (c) black on white (d) white on black
  13. 13.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) yellow on black (d) light grey on white
  14. 14.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
  15. 15.Which colour pair is easy to read? (a) light grey on white (b) yellow on black (c) red on green (d) blue on purple
  16. 16.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
  17. 17.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
  18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2>
    (a) No (b) Yes
  19. 19.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h3> (d) <h4>
  20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2>
    (a) Yes (b) No
  21. 21.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
  22. 22.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
  23. 23.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
  24. 24.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
  25. 25.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
  26. 26.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
  27. 27.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
  28. 28.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
  29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4>
    (a) No (b) Yes
  30. 30.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
  31. 31.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
  32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3>
    (a) Yes (b) No
  33. 33.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) only coders (d) people who are blind
  34. 34.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h6> (d) <h5>
  35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h1>
    (a) Yes (b) No
  36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4>
    (a) Yes (b) No
  37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4>
    (a) Yes (b) No
  38. 38.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
  39. 39.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h5> (d) <h2>
  40. 40.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) yellow on black (d) pink on red

Answer key

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

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