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Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 680 · 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) link (b) Read the fruit facts (c) click here (d) here
  2. 2.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
  3. 3.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) black on white (d) yellow on white
  4. 4.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h2> (d) <h5>
  5. 5.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
  6. 6.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
  7. 7.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
  8. 8.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
  9. 9.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3>
    (a) Yes (b) No
  10. 10.Which colour pair is easy to read? (a) pink on red (b) black on white (c) red on green (d) light grey on white
  11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3>
    (a) Yes (b) No
  12. 12.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
  13. 13.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) pink on red (d) yellow on black
  14. 14.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
  15. 15.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) light grey on white (d) white on black
  16. 16.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
  17. 17.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) text stands out clearly (d) many bright colours
  18. 18.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h4> (d) <h3>
  19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5>
    (a) Yes (b) No
  20. 20.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
  21. 21.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
  22. 22.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
  23. 23.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
  24. 24.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
  25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2>
    (a) No (b) Yes
  26. 26.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
  27. 27.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
  28. 28.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h6> (d) <h2>
  29. 29.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) only robots (d) people who are blind
  30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2>
    (a) No (b) Yes
  31. 31.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
  32. 32.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h5> (d) <h4>
  33. 33.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h6> (d) <h5>
  34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2>
    (a) Yes (b) No
  35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3>
    (a) Yes (b) No
  36. 36.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
  37. 37.Which colour pair is easy to read? (a) light grey on white (b) yellow on black (c) yellow on white (d) pink on red
  38. 38.True or false: “label every form box” makes the page harder to use. (a) False (b) True
  39. 39.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
  40. 40.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone

Answer key

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

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