Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 285 · 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 dark blue (b) blue on purple (c) yellow on black (d) white on black
2. 2.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
3. 3.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
4. 4.♿ Which link text is clearest? (a) click here (b) link (c) here (d) Read the fruit facts
5. 5.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
6. 6.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
7. 7.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
8. 8.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
9. 9.♿ Who uses a screen reader? (a) only robots (b) people who are blind (c) only coders (d) only teachers
10. 10.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) only red text (d) text stands out clearly
11. 11.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
12. 12.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
13. 13.Which colour pair is easy to read? (a) white on dark blue (b) light grey on white (c) yellow on white (d) red on green
14. 14.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
15. 15.Which colour pair is hard to read? (a) white on black (b) pink on red (c) white on dark blue (d) black on white
16. 16.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
17. 17.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
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) No (b) Yes
19. 19.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
20. 20.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
21. 21.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
22. 22.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
23. 23.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) red on green (d) yellow on black
24. 24.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h4> (d) <h2>
25. 25.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
26. 26.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (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) <h6> (d) <h1>
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
30. 30.Which colour pair is hard to read? (a) dark grey on white (b) white on dark blue (c) white on black (d) light grey on white
31. 31.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3> (a) No (b) Yes
34. 34.Which colour pair is easy to read? (a) red on green (b) blue on purple (c) white on black (d) yellow on white
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
36. 36.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) black on white (d) yellow on white
37. 37.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h5> (d) <h2>
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
39. 39.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
40. 40.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read

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