Web Worksheet: Accessibility Basics

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

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