Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 441 · 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.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h3> → <h3> (a) No (b) Yes
3. 3.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) text stands out clearly (d) many bright colours
4. 4.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
5. 5.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) people who are blind (d) only robots
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h3> → <h2> (a) Yes (b) No
7. 7.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
8. 8.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
9. 9.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) black on white (d) pink on red
10. 10.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
11. 11.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) red on green (d) white on black
12. 12.True or false: “label every form box” helps everyone use the page. (a) False (b) True
13. 13.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
14. 14.Which colour pair is easy to read? (a) red on green (b) yellow on white (c) yellow on black (d) blue on purple
15. 15.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) black on white (d) yellow on white
16. 16.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
17. 17.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
18. 18.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
19. 19.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
20. 20.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
21. 21.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h3> (d) <h6>
22. 22.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
23. 23.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
24. 24.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h6> (d) <h4>
25. 25.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
26. 26.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
27. 27.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) here (d) link
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3> (a) Yes (b) No
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) Yes (b) No
31. 31.Which colour pair is hard to read? (a) light grey on white (b) dark grey on white (c) white on dark blue (d) white on black
32. 32.Which colour pair is hard to read? (a) white on black (b) yellow on black (c) pink on red (d) black on white
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
34. 34.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
36. 36.Which colour pair is easy to read? (a) white on dark blue (b) light grey on white (c) yellow on white (d) pink on red
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) No (b) Yes
38. 38.Which colour pair is hard to read? (a) white on dark blue (b) blue on purple (c) dark grey on white (d) white on black
39. 39.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
40. 40.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder

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