Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 577 · 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 dark grey on white easy or hard to read? (a) easy to read (b) hard to read
2. 2.♿ What does good colour contrast mean? (a) no colours at all (b) text stands out clearly (c) many bright colours (d) only red text
3. 3.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
4. 4.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h4> → <h4> (a) Yes (b) No
5. 5.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
6. 6.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) red on green (d) yellow on black
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h4> (a) Yes (b) No
8. 8.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) only robots (d) people who are blind
9. 9.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) pink on red (d) white on dark blue
10. 10.Which colour pair is hard to read? (a) blue on purple (b) dark grey on white (c) white on dark blue (d) black on white
11. 11.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
12. 12.Which colour pair is easy to read? (a) blue on purple (b) red on green (c) yellow on black (d) light grey on white
13. 13.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) blue on purple (d) white on black
14. 14.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
15. 15.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
16. 16.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h3> (d) <h2>
17. 17.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h3> (a) No (b) Yes
18. 18.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
19. 19.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
20. 20.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) white on dark blue (d) red on green
21. 21.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h6> (d) <h1>
22. 22.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
23. 23.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
24. 24.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
25. 25.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) Yes (b) No
27. 27.True or false: “use headings in order” 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.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
30. 30.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
31. 31.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
32. 32.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
34. 34.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
35. 35.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) pink on red (d) dark grey on white
36. 36.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
37. 37.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h6> (d) <h2>
38. 38.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
39. 39.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
40. 40.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read

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