Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 805 · 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) yellow on black (b) black on white (c) dark grey on white (d) red on green
2. 2.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
3. 3.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) only robots (d) people who are blind
4. 4.Which colour pair is easy to read? (a) light grey on white (b) white on dark blue (c) blue on purple (d) red on green
5. 5.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
6. 6.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h3> (d) <h6>
7. 7.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
8. 8.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h5> (d) <h1>
9. 9.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
10. 10.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
11. 11.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) Yes (b) No
13. 13.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
15. 15.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
17. 17.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
18. 18.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
19. 19.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
20. 20.♿ Which link text is clearest? (a) here (b) Read the fruit facts (c) click here (d) link
21. 21.Which colour pair is easy to read? (a) dark grey on white (b) red on green (c) pink on red (d) blue on purple
22. 22.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
23. 23.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
24. 24.Which colour pair is hard to read? (a) blue on purple (b) white on black (c) black on white (d) white on dark blue
25. 25.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) text stands out clearly (d) many bright colours
26. 26.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) white on black (d) yellow on white
27. 27.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
28. 28.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h5> (d) <h4>
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
30. 30.Which colour pair is hard to read? (a) yellow on black (b) white on black (c) light grey on white (d) white on dark blue
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3> (a) No (b) Yes
32. 32.Which colour pair is easy to read? (a) black on white (b) pink on red (c) blue on purple (d) red on green
33. 33.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
34. 34.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) Yes (b) No
36. 36.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
38. 38.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
39. 39.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
40. 40.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h5> (d) <h4>

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