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Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 344 · 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.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
  2. 2.Which colour pair is hard to read? (a) white on black (b) black on white (c) dark grey on white (d) light grey on white
  3. 3.♿ Who uses a screen reader? (a) only robots (b) only teachers (c) people who are blind (d) only coders
  4. 4.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h2> (d) <h5>
  5. 5.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
  6. 6.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
  7. 7.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
  8. 8.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
  9. 9.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
  10. 10.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
  11. 11.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
  12. 12.Which colour pair is easy to read? (a) light grey on white (b) red on green (c) yellow on white (d) black on white
  13. 13.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) white on dark blue (d) pink on red
  14. 14.🌗 Is black 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: use big enough text? (a) helps everyone (b) makes it harder
  16. 16.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) yellow on black (d) blue on purple
  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 <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h3> (d) <h2>
  19. 19.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
  20. 20.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
  21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5>
    (a) No (b) Yes
  22. 22.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
  23. 23.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h6> (d) <h2>
  24. 24.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h4> (d) <h5>
  25. 25.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) dark grey on white (d) blue on purple
  26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4>
    (a) Yes (b) No
  27. 27.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
  28. 28.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
  29. 29.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h4> (d) <h3>
  30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2>
    (a) No (b) Yes
  31. 31.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
  32. 32.Which colour pair is hard to read? (a) yellow on black (b) yellow on white (c) white on dark blue (d) dark grey on white
  33. 33.Which colour pair is hard to read? (a) dark grey on white (b) white on dark blue (c) red on green (d) black on white
  34. 34.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
  35. 35.Which colour pair is easy to read? (a) white on black (b) pink on red (c) blue on purple (d) red on green
  36. 36.True or false: “label every form box” makes the page harder to use. (a) True (b) False
  37. 37.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) only red text (d) text stands out clearly
  38. 38.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
  39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3>
    (a) Yes (b) No
  40. 40.Which colour pair is easy to read? (a) light grey on white (b) white on dark blue (c) pink on red (d) yellow on white

Answer key

  1. helps everyone
  2. light grey on white
  3. people who are blind
  4. <h5>
  5. True
  6. makes it harder
  7. True
  8. hard to read
  9. hard to read
  10. easy to read
  11. helps everyone
  12. black on white
  13. pink on red
  14. easy to read
  15. helps everyone
  16. yellow on black
  17. makes it harder
  18. <h2>
  19. False
  20. True
  21. No
  22. True
  23. <h3>
  24. <h4>
  25. dark grey on white
  26. No
  27. False
  28. easy to read
  29. <h6>
  30. Yes
  31. hard to read
  32. yellow on white
  33. red on green
  34. False
  35. white on black
  36. False
  37. text stands out clearly
  38. helps everyone
  39. Yes
  40. white on dark blue

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