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Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 424 · 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.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
  2. 2.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
  3. 3.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
  4. 4.Which colour pair is hard to read? (a) white on black (b) black on white (c) yellow on white (d) dark grey on white
  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.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h2> (d) <h5>
  7. 7.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) dark grey on white (d) light grey on white
  8. 8.Which colour pair is easy to read? (a) red on green (b) white on dark blue (c) light grey on white (d) blue on purple
  9. 9.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5>
    (a) Yes (b) No
  10. 10.♿ Which link text is clearest? (a) click here (b) link (c) here (d) Read the fruit facts
  11. 11.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
  12. 12.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
  13. 13.Which colour pair is easy to read? (a) dark grey on white (b) red on green (c) yellow on white (d) light grey on white
  14. 14.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
  15. 15.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
  16. 16.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
  17. 17.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
  18. 18.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
  19. 19.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
  20. 20.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
  21. 21.True or false: “label every form box” makes the page harder to use. (a) False (b) True
  22. 22.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h2> (d) <h3>
  23. 23.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) only coders (d) people who are blind
  24. 24.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
  25. 25.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
  26. 26.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
  27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2>
    (a) No (b) Yes
  28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4>
    (a) No (b) Yes
  29. 29.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h1> (d) <h2>
  30. 30.Which colour pair is hard to read? (a) black on white (b) pink on red (c) white on black (d) dark grey on white
  31. 31.Which colour pair is hard to read? (a) red on green (b) white on dark blue (c) black on white (d) white on black
  32. 32.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h4> (d) <h1>
  33. 33.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h5> (d) <h6>
  34. 34.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
  35. 35.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
  36. 36.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
  37. 37.Which colour pair is easy to read? (a) yellow on black (b) red on green (c) pink on red (d) light grey on white
  38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3>
    (a) Yes (b) No
  39. 39.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
  40. 40.True or false: “use headings in order” makes the page harder to use. (a) False (b) True

Answer key

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

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