Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 527 · 40 questions

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.

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

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