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Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 264 · 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) blue on purple (c) white on black (d) white on dark blue
  2. 2.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
  3. 3.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3>
    (a) No (b) Yes
  4. 4.True or false: “label every form box” helps everyone use the page. (a) False (b) True
  5. 5.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
  6. 6.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h1> (d) <h4>
  7. 7.Which colour pair is easy to read? (a) yellow on white (b) yellow on black (c) blue on purple (d) pink on red
  8. 8.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
  9. 9.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
  10. 10.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only robots (d) only coders
  11. 11.Which colour pair is hard to read? (a) white on black (b) black on white (c) yellow on white (d) yellow on black
  12. 12.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
  13. 13.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) yellow on white (d) white on dark blue
  14. 14.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h6> (d) <h3>
  15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2>
    (a) Yes (b) No
  16. 16.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h2> (d) <h4>
  17. 17.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
  18. 18.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
  19. 19.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h1> (d) <h5>
  20. 20.♿ Which link text is clearest? (a) click here (b) here (c) link (d) Read the fruit facts
  21. 21.Which colour pair is hard to read? (a) black on white (b) white on black (c) yellow on black (d) pink on red
  22. 22.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
  23. 23.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) red on green (d) dark grey on white
  24. 24.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) text stands out clearly (d) no colours at all
  25. 25.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h6> (d) <h5>
  26. 26.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
  27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5>
    (a) Yes (b) No
  28. 28.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
  29. 29.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
  30. 30.Which colour pair is easy to read? (a) red on green (b) yellow on white (c) white on black (d) light grey on white
  31. 31.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
  32. 32.🌗 Is yellow on black 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: tiny grey text? (a) helps everyone (b) makes it harder
  34. 34.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
  35. 35.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
  36. 36.🌗 Is yellow on white 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: use big enough text? (a) helps everyone (b) makes it harder
  38. 38.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
  39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3>
    (a) Yes (b) No
  40. 40.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read

Answer key

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

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