Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 46 · 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) helps everyone (b) makes it harder
2. 2.🌗 Is dark grey on white 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.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h1> (d) <h6>
5. 5.Which colour pair is easy to read? (a) white on dark blue (b) light grey on white (c) red on green (d) blue on purple
6. 6.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
8. 8.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
9. 9.Which colour pair is hard to read? (a) light grey on white (b) dark grey on white (c) white on black (d) black on white
10. 10.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
12. 12.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
13. 13.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only coders (d) only robots
14. 14.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) here (d) link
15. 15.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
16. 16.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
17. 17.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
18. 18.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h5> (d) <h4>
19. 19.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
20. 20.Which colour pair is hard to read? (a) pink on red (b) yellow on black (c) dark grey on white (d) black on white
21. 21.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) red on green (d) black on white
22. 22.Which colour pair is hard to read? (a) white on black (b) yellow on black (c) white on dark blue (d) yellow on white
23. 23.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) text stands out clearly (d) no colours at all
24. 24.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
25. 25.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
26. 26.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
27. 27.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
28. 28.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h3> (a) No (b) Yes
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) No (b) Yes
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
32. 32.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
34. 34.Which colour pair is easy to read? (a) red on green (b) white on black (c) blue on purple (d) pink on red
35. 35.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
36. 36.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
37. 37.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h4> (d) <h2>
38. 38.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
39. 39.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) No (b) Yes

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