Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 195 · 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.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h3> → <h3> (a) No (b) Yes
3. 3.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
4. 4.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
6. 6.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
7. 7.Which colour pair is easy to read? (a) red on green (b) yellow on white (c) light grey on white (d) dark grey on white
8. 8.♿ What does good colour contrast mean? (a) text stands out clearly (b) no colours at all (c) only red text (d) many bright colours
9. 9.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h2> (d) <h4>
10. 10.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
11. 11.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
12. 12.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h5> (d) <h3>
13. 13.♿ Who uses a screen reader? (a) people who are blind (b) only coders (c) only robots (d) only teachers
14. 14.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
15. 15.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) blue on purple (d) black on white
16. 16.♿ Which link text is clearest? (a) link (b) here (c) click here (d) Read the fruit facts
17. 17.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
18. 18.Which colour pair is hard to read? (a) red on green (b) white on dark blue (c) black on white (d) dark grey on white
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) Yes (b) No
20. 20.Which colour pair is hard to read? (a) black on white (b) white on black (c) white on dark blue (d) blue on purple
21. 21.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) yellow on white (d) white on black
22. 22.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) white on dark blue (d) yellow on white
23. 23.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) Yes (b) No
25. 25.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) Yes (b) No
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
28. 28.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
29. 29.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
30. 30.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
31. 31.True or false: “label every form box” helps everyone use the page. (a) False (b) True
32. 32.Which colour pair is hard to read? (a) white on black (b) black on white (c) dark grey on white (d) pink on red
33. 33.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
34. 34.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
35. 35.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
36. 36.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
37. 37.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) No (b) Yes
39. 39.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h3> (d) <h1>
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h3> (a) Yes (b) No

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