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Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 178 · 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.♿ Who uses a screen reader? (a) only coders (b) only robots (c) people who are blind (d) only teachers
  2. 2.True or false: “label every form box” helps everyone use the page. (a) True (b) False
  3. 3.Which colour pair is easy to read? (a) pink on red (b) blue on purple (c) yellow on black (d) red on green
  4. 4.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
  5. 5.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
  6. 6.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
  7. 7.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5>
    (a) Yes (b) No
  8. 8.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h2> (c) <h4> (d) <h3>
  9. 9.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) white on dark blue (d) light grey on white
  10. 10.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
  11. 11.Which colour pair is hard to read? (a) pink on red (b) white on dark blue (c) dark grey on white (d) black on white
  12. 12.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
  13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3>
    (a) No (b) Yes
  14. 14.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
  15. 15.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
  16. 16.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) text stands out clearly (d) only red text
  17. 17.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h1> (d) <h6>
  18. 18.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
  19. 19.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
  20. 20.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
  21. 21.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) dark grey on white (d) blue on purple
  22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h2>
    (a) Yes (b) No
  23. 23.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h2> (d) <h4>
  24. 24.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) link (d) here
  25. 25.Which colour pair is easy to read? (a) white on black (b) light grey on white (c) yellow on white (d) blue on purple
  26. 26.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
  27. 27.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) black on white (d) blue on purple
  28. 28.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
  29. 29.Which colour pair is hard to read? (a) yellow on black (b) white on black (c) yellow on white (d) black on white
  30. 30.True or false: “label every form box” makes the page harder to use. (a) False (b) True
  31. 31.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
  32. 32.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
  33. 33.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
  34. 34.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
  35. 35.Which colour pair is hard to read? (a) blue on purple (b) dark grey on white (c) yellow on black (d) black on white
  36. 36.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
  37. 37.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
  38. 38.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
  39. 39.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
  40. 40.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False

Answer key

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

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