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Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 378 · 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.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h6> (d) <h2>
  2. 2.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) only robots (d) people who are blind
  3. 3.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
  4. 4.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
  5. 5.♿ What does good colour contrast mean? (a) no colours at all (b) text stands out clearly (c) many bright colours (d) only red text
  6. 6.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h4> (d) <h6>
  7. 7.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
  8. 8.Which colour pair is hard to read? (a) yellow on white (b) white on dark blue (c) yellow on black (d) black on white
  9. 9.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
  10. 10.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
  11. 11.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
  12. 12.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
  13. 13.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) light grey on white (d) yellow on black
  14. 14.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
  15. 15.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
  16. 16.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
  17. 17.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
  18. 18.Which colour pair is hard to read? (a) light grey on white (b) white on dark blue (c) white on black (d) black on white
  19. 19.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
  20. 20.Which colour pair is easy to read? (a) blue on purple (b) pink on red (c) black on white (d) red on green
  21. 21.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h2> (d) <h6>
  22. 22.Which colour pair is easy to read? (a) pink on red (b) white on black (c) blue on purple (d) yellow on white
  23. 23.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
  24. 24.Which colour pair is hard to read? (a) dark grey on white (b) blue on purple (c) white on dark blue (d) white on black
  25. 25.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
  26. 26.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
  27. 27.♿ Which link text is clearest? (a) click here (b) here (c) Read the fruit facts (d) link
  28. 28.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
  29. 29.Which colour pair is easy to read? (a) dark grey on white (b) light grey on white (c) yellow on white (d) red on green
  30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2>
    (a) No (b) Yes
  31. 31.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
  32. 32.True or false: “label every form box” helps everyone use the page. (a) True (b) False
  33. 33.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
  34. 34.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
  35. 35.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
  36. 36.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
  37. 37.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
  38. 38.Which colour pair is hard to read? (a) red on green (b) black on white (c) white on dark blue (d) white on black
  39. 39.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h4> (d) <h2>
  40. 40.True or false: “label every form box” makes the page harder to use. (a) True (b) False

Answer key

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

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