Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 271 · 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 easy to read? (a) yellow on white (b) blue on purple (c) pink on red (d) yellow on black
2. 2.Which colour pair is hard to read? (a) dark grey on white (b) blue on purple (c) white on dark blue (d) black on white
3. 3.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) only red text (d) text stands out clearly
4. 4.Which colour pair is easy to read? (a) pink on red (b) red on green (c) black on white (d) blue on purple
5. 5.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h2> (d) <h3>
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.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
8. 8.♿ Which link text is clearest? (a) link (b) here (c) click here (d) Read the fruit facts
9. 9.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h2> → <h3> (a) Yes (b) No
10. 10.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
11. 11.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
12. 12.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
13. 13.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
14. 14.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) only coders (d) people who are blind
15. 15.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
16. 16.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
17. 17.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
18. 18.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
19. 19.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
20. 20.Which colour pair is easy to read? (a) red on green (b) blue on purple (c) light grey on white (d) dark grey on white
21. 21.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
22. 22.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
23. 23.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h4> (d) <h2>
24. 24.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
25. 25.🌗 Is yellow 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: use big enough text? (a) makes it harder (b) helps everyone
27. 27.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h3> (d) <h2>
28. 28.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
30. 30.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) light grey on white (d) white on dark blue
31. 31.Which colour pair is hard to read? (a) dark grey on white (b) white on dark blue (c) light grey on white (d) black on white
32. 32.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
34. 34.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
35. 35.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
36. 36.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
37. 37.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
38. 38.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
39. 39.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
40. 40.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read

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