Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 576 · 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.Which colour pair is hard to read? (a) yellow on white (b) white on black (c) black on white (d) dark grey on white
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
3. 3.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
4. 4.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h5> (d) <h3>
5. 5.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
6. 6.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
7. 7.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
8. 8.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
9. 9.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) text stands out clearly (d) only red text
10. 10.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
11. 11.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
12. 12.♿ Which link text is clearest? (a) click here (b) link (c) here (d) Read the fruit facts
13. 13.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
14. 14.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) black on white (d) pink on red
15. 15.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
16. 16.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) dark grey on white (d) pink on red
17. 17.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
18. 18.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h2> (d) <h6>
19. 19.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
21. 21.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
22. 22.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
23. 23.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
24. 24.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h1> (d) <h4>
25. 25.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) only robots (d) people who are blind
26. 26.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
27. 27.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
28. 28.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
29. 29.Which colour pair is easy to read? (a) yellow on white (b) white on black (c) light grey on white (d) blue on purple
30. 30.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
31. 31.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
32. 32.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) dark grey on white (d) pink on red
33. 33.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) pink on red (d) yellow on black
34. 34.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
35. 35.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
36. 36.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h6> (d) <h1>
37. 37.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
38. 38.Which colour pair is hard to read? (a) blue on purple (b) black on white (c) white on black (d) white on dark blue
39. 39.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) Yes (b) No

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