Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 719 · 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) white on black (b) white on dark blue (c) light grey on white (d) black on white
2. 2.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
3. 3.Which colour pair is hard to read? (a) white on black (b) yellow on black (c) dark grey on white (d) pink on red
4. 4.♿ What does good colour contrast mean? (a) only red text (b) text stands out clearly (c) no colours at all (d) many bright colours
5. 5.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
8. 8.Which colour pair is hard to read? (a) yellow on white (b) yellow on black (c) white on black (d) dark grey on white
9. 9.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only coders (d) only robots
10. 10.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
11. 11.Which colour pair is easy to read? (a) white on dark blue (b) blue on purple (c) yellow on white (d) red on green
12. 12.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
13. 13.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h1> (d) <h2>
14. 14.True or false: “label every form box” helps everyone use the page. (a) False (b) True
15. 15.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
16. 16.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
17. 17.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h5> (d) <h4>
18. 18.♿ Which link text is clearest? (a) click here (b) here (c) link (d) Read the fruit facts
19. 19.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
20. 20.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
21. 21.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) Yes (b) No
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) Yes (b) No
24. 24.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h1> (d) <h5>
25. 25.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
26. 26.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) No (b) Yes
28. 28.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
29. 29.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
30. 30.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
32. 32.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h6> (d) <h1>
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
34. 34.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
35. 35.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
36. 36.Which colour pair is easy to read? (a) light grey on white (b) black on white (c) yellow on white (d) blue on purple
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) Yes (b) No
38. 38.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
40. 40.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone

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