Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 697 · 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.♿ Who uses a screen reader? (a) only robots (b) people who are blind (c) only teachers (d) only coders
2. 2.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
3. 3.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
4. 4.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
5. 5.Which colour pair is hard to read? (a) pink on red (b) black on white (c) yellow on black (d) dark grey on white
6. 6.True or false: “label every form box” makes the page harder to use. (a) True (b) False
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
8. 8.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
9. 9.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
10. 10.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
11. 11.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
12. 12.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) text stands out clearly (d) many bright colours
13. 13.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
14. 14.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
15. 15.🌗 Is dark 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: images with no alt? (a) helps everyone (b) makes it harder
17. 17.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) No (b) Yes
19. 19.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
20. 20.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
21. 21.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) white on dark blue (d) light grey on white
22. 22.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h2> (d) <h6>
23. 23.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
24. 24.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
25. 25.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
26. 26.Which colour pair is hard to read? (a) white on black (b) dark grey on white (c) red on green (d) black on white
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) Yes (b) No
28. 28.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h4> (d) <h6>
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) Yes (b) No
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
32. 32.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
33. 33.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h5> (d) <h2>
34. 34.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) Yes (b) No
37. 37.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) click here (d) here
38. 38.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) white on dark blue (d) pink on red
39. 39.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
40. 40.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read

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