Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 455 · 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 red on green easy or hard to read? (a) easy to read (b) hard to read
2. 2.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
3. 3.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) people who are blind (d) only coders
4. 4.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) text stands out clearly (d) many bright colours
5. 5.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
6. 6.Which colour pair is easy to read? (a) yellow on black (b) pink on red (c) red on green (d) yellow on white
7. 7.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h6> (d) <h4>
8. 8.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
9. 9.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
10. 10.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) blue on purple (d) dark grey on white
11. 11.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
12. 12.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
13. 13.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
14. 14.Which colour pair is easy to read? (a) black on white (b) yellow on white (c) pink on red (d) blue on purple
15. 15.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
17. 17.Which colour pair is hard to read? (a) white on black (b) white on dark blue (c) pink on red (d) yellow on black
18. 18.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
19. 19.Which colour pair is hard to read? (a) yellow on black (b) dark grey on white (c) black on white (d) light grey on white
20. 20.Which colour pair is hard to read? (a) black on white (b) yellow on white (c) yellow on black (d) dark grey on white
21. 21.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
22. 22.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h3> (d) <h4>
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
24. 24.Which colour pair is easy to read? (a) yellow on white (b) white on black (c) red on green (d) light grey on white
25. 25.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
26. 26.♿ Which link text is clearest? (a) here (b) link (c) click here (d) Read the fruit facts
27. 27.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
28. 28.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
29. 29.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
30. 30.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
31. 31.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
32. 32.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
33. 33.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
34. 34.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
35. 35.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
36. 36.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
37. 37.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
38. 38.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) Yes (b) No

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