Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 565 · 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.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h5> (d) <h6>
2. 2.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
3. 3.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) only robots (d) people who are blind
4. 4.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
5. 5.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
6. 6.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
7. 7.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) click here (d) link
8. 8.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
9. 9.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
10. 10.Which colour pair is hard to read? (a) white on black (b) white on dark blue (c) dark grey on white (d) pink on red
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2> (a) Yes (b) No
12. 12.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
13. 13.Which colour pair is hard to read? (a) white on black (b) black on white (c) blue on purple (d) yellow on black
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) Yes (b) No
15. 15.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) Yes (b) No
17. 17.Which colour pair is easy to read? (a) dark grey on white (b) red on green (c) blue on purple (d) yellow on white
18. 18.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
19. 19.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
20. 20.Which colour pair is hard to read? (a) yellow on white (b) dark grey on white (c) white on dark blue (d) white on black
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) No (b) Yes
22. 22.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
23. 23.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) yellow on black (d) pink on red
24. 24.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) only red text (d) text stands out clearly
25. 25.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
27. 27.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h4> (d) <h3>
28. 28.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
29. 29.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
30. 30.Which colour pair is easy to read? (a) black on white (b) light grey on white (c) yellow on white (d) pink on red
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) Yes (b) No
32. 32.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
33. 33.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
34. 34.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) light grey on white (d) white on dark blue
35. 35.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
36. 36.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
37. 37.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h3> (d) <h4>
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
40. 40.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False

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