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Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 647 · 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) yellow on white (c) pink on red (d) black on white
  2. 2.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h3> (d) <h4>
  3. 3.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) many bright colours (d) text stands out clearly
  4. 4.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
  5. 5.🌗 Is pink on red 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: write clear link text? (a) makes it harder (b) helps everyone
  7. 7.Which colour pair is easy to read? (a) white on black (b) blue on purple (c) yellow on white (d) pink on red
  8. 8.♿ Who uses a screen reader? (a) only coders (b) only robots (c) only teachers (d) people who are blind
  9. 9.♿ Which link text is clearest? (a) here (b) click here (c) link (d) Read the fruit facts
  10. 10.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h4> (d) <h5>
  11. 11.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
  12. 12.Which colour pair is hard to read? (a) yellow on black (b) dark grey on white (c) pink on red (d) black on white
  13. 13.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
  14. 14.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
  15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3>
    (a) Yes (b) No
  16. 16.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h5> (d) <h2>
  17. 17.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h6> (d) <h1>
  18. 18.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
  19. 19.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
  20. 20.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
  21. 21.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
  22. 22.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h3> (d) <h2>
  23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3>
    (a) Yes (b) No
  24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4>
    (a) No (b) Yes
  25. 25.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
  26. 26.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
  27. 27.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
  28. 28.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
  29. 29.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
  30. 30.Which colour pair is hard to read? (a) yellow on black (b) dark grey on white (c) black on white (d) blue on purple
  31. 31.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
  32. 32.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
  33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2>
    (a) No (b) Yes
  34. 34.Which colour pair is hard to read? (a) yellow on white (b) dark grey on white (c) black on white (d) white on black
  35. 35.True or false: “label every form box” makes the page harder to use. (a) True (b) False
  36. 36.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
  37. 37.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
  38. 38.Which colour pair is hard to read? (a) white on black (b) light grey on white (c) yellow on black (d) dark grey on white
  39. 39.Which colour pair is easy to read? (a) white on dark blue (b) yellow on white (c) pink on red (d) blue on purple
  40. 40.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read

Answer key

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

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