Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 313 · 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.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
2. 2.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h6> (d) <h5>
3. 3.♿ What does good colour contrast mean? (a) only red text (b) many bright colours (c) no colours at all (d) text stands out clearly
4. 4.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
5. 5.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h4> (d) <h5>
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
7. 7.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
9. 9.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
10. 10.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
11. 11.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
12. 12.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
13. 13.Which colour pair is easy to read? (a) light grey on white (b) dark grey on white (c) pink on red (d) yellow on white
14. 14.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
15. 15.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) only coders (d) people who are blind
16. 16.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) light grey on white (d) black on white
17. 17.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
18. 18.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
20. 20.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
21. 21.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
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: “write clear link text” helps everyone use the page. (a) False (b) True
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
25. 25.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
27. 27.Which colour pair is hard to read? (a) black on white (b) yellow on white (c) white on dark blue (d) dark grey on white
28. 28.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
29. 29.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
31. 31.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2> (a) No (b) Yes
33. 33.Which colour pair is easy to read? (a) yellow on white (b) white on dark blue (c) red on green (d) light grey on white
34. 34.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
35. 35.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
36. 36.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) white on dark blue (d) pink on red
37. 37.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h1> (d) <h3>
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
39. 39.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
40. 40.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone

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