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Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 776 · 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.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
  2. 2.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2>
    (a) Yes (b) No
  3. 3.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only robots (d) only coders
  4. 4.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
  5. 5.Which colour pair is easy to read? (a) white on dark blue (b) light grey on white (c) yellow on white (d) red on green
  6. 6.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
  7. 7.♿ Which link text is clearest? (a) here (b) Read the fruit facts (c) click here (d) link
  8. 8.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
  9. 9.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
  10. 10.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h5> (d) <h4>
  11. 11.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
  12. 12.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h4> (d) <h3>
  13. 13.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
  14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2>
    (a) Yes (b) No
  15. 15.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
  16. 16.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
  17. 17.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h3> (d) <h5>
  18. 18.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
  19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3>
    (a) No (b) Yes
  20. 20.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
  21. 21.Which colour pair is hard to read? (a) blue on purple (b) dark grey on white (c) white on black (d) yellow on black
  22. 22.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) light grey on white (d) white on dark blue
  23. 23.Which colour pair is easy to read? (a) light grey on white (b) red on green (c) dark grey on white (d) yellow on white
  24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h2>
    (a) Yes (b) No
  25. 25.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
  26. 26.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
  27. 27.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
  28. 28.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
  29. 29.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) text stands out clearly (d) only red text
  30. 30.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
  31. 31.Which colour pair is hard to read? (a) red on green (b) dark grey on white (c) black on white (d) white on black
  32. 32.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
  33. 33.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
  34. 34.True or false: “label every form box” makes the page harder to use. (a) True (b) False
  35. 35.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
  36. 36.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
  37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2>
    (a) No (b) Yes
  38. 38.Which colour pair is easy to read? (a) black on white (b) blue on purple (c) pink on red (d) light grey on white
  39. 39.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
  40. 40.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h3> (d) <h1>

Answer key

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

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