Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 727 · 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 easy to read? (a) red on green (b) yellow on white (c) light grey on white (d) dark grey on white
2. 2.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
3. 3.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
4. 4.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
5. 5.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
7. 7.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h3> (a) Yes (b) No
9. 9.♿ What does good colour contrast mean? (a) no colours at all (b) text stands out clearly (c) only red text (d) many bright colours
10. 10.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) here (d) link
11. 11.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
12. 12.Which colour pair is easy to read? (a) black on white (b) red on green (c) light grey on white (d) pink on red
13. 13.Which colour pair is hard to read? (a) light grey on white (b) black on white (c) yellow on black (d) dark grey on white
14. 14.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
15. 15.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
16. 16.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
17. 17.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h3> (d) <h4>
18. 18.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) Yes (b) No
20. 20.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h4> (d) <h2>
21. 21.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
22. 22.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) pink on red (d) white on dark blue
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) Yes (b) No
24. 24.Which colour pair is hard to read? (a) white on black (b) yellow on black (c) dark grey on white (d) pink on red
25. 25.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
26. 26.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) yellow on white (d) white on dark blue
27. 27.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
28. 28.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
29. 29.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
30. 30.♿ Who uses a screen reader? (a) only robots (b) only coders (c) only teachers (d) people who are blind
31. 31.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
32. 32.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
33. 33.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h2> (d) <h6>
34. 34.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
35. 35.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
36. 36.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h2> (c) <h4> (d) <h6>
37. 37.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
38. 38.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes

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