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Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 237 · 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 <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h4> (d) <h6>
  2. 2.Which colour pair is easy to read? (a) yellow on black (b) pink on red (c) yellow on white (d) light grey on white
  3. 3.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) black on white (d) blue on purple
  4. 4.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2>
    (a) No (b) Yes
  5. 5.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) many bright colours (d) text stands out clearly
  6. 6.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
  7. 7.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3>
    (a) No (b) Yes
  8. 8.Which colour pair is hard to read? (a) black on white (b) light grey on white (c) white on dark blue (d) white on black
  9. 9.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) only robots (d) people who are blind
  10. 10.Which colour pair is easy to read? (a) yellow on white (b) black on white (c) light grey on white (d) pink on red
  11. 11.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
  12. 12.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
  13. 13.Which colour pair is easy to read? (a) blue on purple (b) red on green (c) pink on red (d) white on black
  14. 14.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
  15. 15.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
  16. 16.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
  17. 17.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
  18. 18.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
  19. 19.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) here (d) link
  20. 20.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
  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.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
  23. 23.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h3> (d) <h4>
  24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4>
    (a) No (b) Yes
  25. 25.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
  26. 26.Which colour pair is easy to read? (a) blue on purple (b) dark grey on white (c) light grey on white (d) yellow on white
  27. 27.Which colour pair is easy to read? (a) pink on red (b) red on green (c) white on dark blue (d) light grey on white
  28. 28.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h5> (d) <h2>
  29. 29.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h2> (d) <h3>
  30. 30.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
  31. 31.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
  32. 32.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
  33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2>
    (a) Yes (b) No
  34. 34.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
  35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3>
    (a) No (b) Yes
  36. 36.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
  37. 37.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
  38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2>
    (a) No (b) Yes
  39. 39.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) yellow on white (d) yellow on black
  40. 40.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read

Answer key

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

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