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Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 820 · 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) red on green (b) white on dark blue (c) yellow on white (d) blue on purple
  2. 2.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h5> (d) <h1>
  3. 3.Which colour pair is easy to read? (a) white on black (b) yellow on white (c) pink on red (d) blue on purple
  4. 4.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) yellow on white (d) yellow on black
  5. 5.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
  6. 6.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
  7. 7.♿ Who uses a screen reader? (a) people who are blind (b) only robots (c) only coders (d) only teachers
  8. 8.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) pink on red (d) black on white
  9. 9.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
  10. 10.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
  11. 11.Which colour pair is easy to read? (a) blue on purple (b) black on white (c) yellow on white (d) light grey on white
  12. 12.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
  13. 13.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) only red text (d) text stands out clearly
  14. 14.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h2> (d) <h3>
  15. 15.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
  16. 16.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
  17. 17.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
  18. 18.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
  19. 19.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) yellow on white (d) dark grey on white
  20. 20.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
  21. 21.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
  22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4>
    (a) Yes (b) No
  23. 23.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) blue on purple (d) white on black
  24. 24.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
  25. 25.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
  26. 26.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
  27. 27.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h4> (d) <h5>
  28. 28.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
  29. 29.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
  30. 30.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
  31. 31.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
  32. 32.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
  33. 33.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
  34. 34.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h3> (d) <h2>
  35. 35.♿ Which link text is clearest? (a) here (b) link (c) click here (d) Read the fruit facts
  36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3>
    (a) Yes (b) No
  37. 37.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
  38. 38.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
  39. 39.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
  40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2>
    (a) Yes (b) No

Answer key

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

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