Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 197 · 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) only red text (b) text stands out clearly (c) no colours at all (d) many bright colours
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h4> → <h3> (a) Yes (b) No
3. 3.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) only robots (d) people who are blind
4. 4.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
5. 5.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h3> (d) <h1>
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h3> → <h3> (a) No (b) Yes
7. 7.Which colour pair is hard to read? (a) white on black (b) black on white (c) pink on red (d) dark grey on white
8. 8.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
9. 9.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) black on white (d) red on green
10. 10.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
11. 11.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
12. 12.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
13. 13.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h5> (d) <h3>
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
15. 15.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
16. 16.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
17. 17.♿ Which link text is clearest? (a) link (b) here (c) click here (d) Read the fruit facts
18. 18.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
19. 19.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
20. 20.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
22. 22.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
23. 23.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h3> (d) <h2>
24. 24.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
25. 25.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
27. 27.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
28. 28.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
29. 29.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
30. 30.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) Yes (b) No
32. 32.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
33. 33.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
34. 34.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
35. 35.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
36. 36.Which colour pair is hard to read? (a) black on white (b) yellow on black (c) white on black (d) blue on purple
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) No (b) Yes
38. 38.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
39. 39.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
40. 40.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) white on dark blue (d) yellow on white

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