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Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 42 · 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) white on black (b) yellow on black (c) dark grey on white (d) red on green
  2. 2.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
  3. 3.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
  4. 4.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
  5. 5.Which colour pair is hard to read? (a) white on black (b) black on white (c) white on dark blue (d) yellow on white
  6. 6.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
  7. 7.Which colour pair is hard to read? (a) light grey on white (b) white on black (c) yellow on black (d) dark grey on white
  8. 8.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) yellow on white (d) white on dark blue
  9. 9.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) click here (d) here
  10. 10.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
  11. 11.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) many bright colours (d) text stands out clearly
  12. 12.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
  13. 13.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
  14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3>
    (a) Yes (b) No
  15. 15.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
  16. 16.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
  17. 17.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
  18. 18.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only coders (d) only robots
  19. 19.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
  20. 20.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
  21. 21.Which colour pair is hard to read? (a) pink on red (b) white on black (c) yellow on black (d) white on dark blue
  22. 22.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h2> (d) <h1>
  23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5>
    (a) No (b) Yes
  24. 24.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h4> (d) <h1>
  25. 25.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
  26. 26.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
  27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h3>
    (a) Yes (b) No
  28. 28.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h2> (c) <h3> (d) <h6>
  29. 29.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
  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.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
  32. 32.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
  33. 33.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) black on white (d) pink on red
  34. 34.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h5> (d) <h1>
  35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2>
    (a) Yes (b) No
  36. 36.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
  37. 37.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h5> (d) <h3>
  38. 38.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
  39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4>
    (a) Yes (b) No
  40. 40.True or false: “use headings in order” helps everyone use the page. (a) True (b) False

Answer key

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

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