Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 604 · 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.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
2. 2.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
3. 3.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
4. 4.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
5. 5.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
6. 6.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h2> (d) <h6>
7. 7.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
8. 8.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
9. 9.Which colour pair is easy to read? (a) white on dark blue (b) yellow on white (c) pink on red (d) light grey on white
10. 10.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
11. 11.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) yellow on white (d) white on black
12. 12.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) here (d) link
13. 13.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) No (b) Yes
15. 15.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
16. 16.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
17. 17.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
18. 18.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (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.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
21. 21.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
22. 22.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
23. 23.♿ What does good colour contrast mean? (a) no colours at all (b) only red text (c) many bright colours (d) text stands out clearly
24. 24.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
25. 25.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
26. 26.Which colour pair is hard to read? (a) black on white (b) pink on red (c) white on black (d) dark grey on white
27. 27.Which colour pair is hard to read? (a) white on black (b) dark grey on white (c) black on white (d) light grey on white
28. 28.True or false: “label every form box” makes the page harder to use. (a) False (b) True
29. 29.Which colour pair is easy to read? (a) yellow on black (b) light grey on white (c) blue on purple (d) red on green
30. 30.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
31. 31.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
32. 32.Which colour pair is easy to read? (a) black on white (b) light grey on white (c) blue on purple (d) yellow on white
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
34. 34.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
35. 35.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only coders (d) only robots
36. 36.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
37. 37.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) red on green (d) black on white
38. 38.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h5> (d) <h3>
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 black on white easy or hard to read? (a) easy to read (b) hard to read

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