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Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 302 · 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 hard to read? (a) black on white (b) yellow on black (c) white on black (d) blue on purple
  2. 2.Which colour pair is hard to read? (a) yellow on black (b) light grey on white (c) dark grey on white (d) white on dark blue
  3. 3.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
  4. 4.Which colour pair is hard to read? (a) black on white (b) white on black (c) white on dark blue (d) pink on red
  5. 5.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
  6. 6.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
  7. 7.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
  8. 8.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h4> (d) <h5>
  9. 9.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
  10. 10.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h3> (d) <h2>
  11. 11.Which colour pair is hard to read? (a) white on dark blue (b) yellow on white (c) white on black (d) yellow on black
  12. 12.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
  13. 13.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) only robots (d) people who are blind
  14. 14.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
  15. 15.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
  16. 16.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) text stands out clearly (d) no colours at all
  17. 17.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
  18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4>
    (a) No (b) Yes
  19. 19.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h4> (d) <h3>
  20. 20.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) here (d) link
  21. 21.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) red on green (d) white on dark blue
  22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2>
    (a) No (b) Yes
  23. 23.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
  24. 24.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
  25. 25.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
  26. 26.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
  27. 27.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
  28. 28.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
  29. 29.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
  30. 30.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
  31. 31.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
  32. 32.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
  33. 33.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
  34. 34.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
  35. 35.Which colour pair is easy to read? (a) red on green (b) black on white (c) blue on purple (d) yellow on white
  36. 36.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
  37. 37.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
  38. 38.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h2> (d) <h1>
  39. 39.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
  40. 40.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) blue on purple (d) yellow on black

Answer key

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

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