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Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 735 · 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) black on white (c) yellow on white (d) light grey on white
  2. 2.♿ Who uses a screen reader? (a) only robots (b) people who are blind (c) only coders (d) only teachers
  3. 3.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
  4. 4.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
  5. 5.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) yellow on white (d) white on dark blue
  6. 6.Which colour pair is hard to read? (a) light grey on white (b) white on dark blue (c) dark grey on white (d) yellow on black
  7. 7.♿ Which link text is clearest? (a) here (b) Read the fruit facts (c) link (d) click here
  8. 8.Which colour pair is easy to read? (a) red on green (b) light grey on white (c) dark grey on white (d) yellow on white
  9. 9.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
  10. 10.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
  11. 11.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
  12. 12.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
  13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4>
    (a) No (b) Yes
  14. 14.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
  15. 15.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h6> (d) <h1>
  16. 16.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
  17. 17.True or false: “label every form box” makes the page harder to use. (a) False (b) True
  18. 18.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
  19. 19.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
  20. 20.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
  21. 21.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
  22. 22.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
  23. 23.♿ What does good colour contrast mean? (a) only red text (b) text stands out clearly (c) many bright colours (d) no colours at all
  24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3>
    (a) No (b) Yes
  25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5>
    (a) Yes (b) No
  26. 26.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h5> (d) <h3>
  27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2>
    (a) No (b) Yes
  28. 28.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
  29. 29.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h5> (d) <h3>
  30. 30.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
  31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4>
    (a) No (b) Yes
  32. 32.Which colour pair is hard to read? (a) blue on purple (b) black on white (c) yellow on black (d) white on dark blue
  33. 33.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h1> (d) <h4>
  34. 34.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
  35. 35.Which colour pair is easy to read? (a) yellow on white (b) white on black (c) red on green (d) pink on red
  36. 36.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
  37. 37.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
  38. 38.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
  39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2>
    (a) No (b) Yes
  40. 40.Which colour pair is hard to read? (a) yellow on black (b) pink on red (c) white on black (d) dark grey on white

Answer key

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

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