Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 404 · 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.Which colour pair is hard to read? (a) yellow on white (b) white on dark blue (c) dark grey on white (d) yellow on black
2. 2.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
3. 3.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
4. 4.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
5. 5.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
6. 6.Which colour pair is easy to read? (a) black on white (b) red on green (c) yellow on white (d) light grey on white
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h1> → <h2> (a) Yes (b) No
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h4> → <h5> (a) No (b) Yes
9. 9.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) many bright colours (d) text stands out clearly
10. 10.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h6> (d) <h2>
11. 11.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
12. 12.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) white on dark blue (d) light grey on white
13. 13.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
14. 14.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
15. 15.Which colour pair is hard to read? (a) white on dark blue (b) pink on red (c) dark grey on white (d) black on white
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
17. 17.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) No (b) Yes
18. 18.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
20. 20.♿ Who uses a screen reader? (a) only coders (b) people who are blind (c) only teachers (d) only robots
21. 21.Which colour pair is easy to read? (a) pink on red (b) dark grey on white (c) blue on purple (d) yellow on white
22. 22.True or false: “label every form box” makes the page harder to use. (a) False (b) True
23. 23.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
24. 24.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
25. 25.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
26. 26.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
27. 27.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
28. 28.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) red on green (d) yellow on black
29. 29.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) click here (d) here
30. 30.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
31. 31.True or false: “label every form box” helps everyone use the page. (a) False (b) True
32. 32.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h3> (d) <h6>
33. 33.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h2> (a) No (b) Yes
35. 35.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h5> (d) <h4>
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
37. 37.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
38. 38.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h3> (d) <h4>
39. 39.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
40. 40.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False

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