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Web Worksheet: Accessibility Basics

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

Answer key

  1. text stands out clearly
  2. <h2>
  3. Read the fruit facts
  4. people who are blind
  5. Yes
  6. helps everyone
  7. False
  8. <h6>
  9. True
  10. True
  11. False
  12. hard to read
  13. black on white
  14. white on black
  15. <h4>
  16. dark grey on white
  17. makes it harder
  18. <h3>
  19. True
  20. helps everyone
  21. yellow on white
  22. hard to read
  23. True
  24. white on dark blue
  25. helps everyone
  26. makes it harder
  27. makes it harder
  28. easy to read
  29. helps everyone
  30. True
  31. False
  32. easy to read
  33. hard to read
  34. <h5>
  35. red on green
  36. makes it harder
  37. True
  38. False
  39. False
  40. blue on purple

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