Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 142 · 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 easy to read? (a) light grey on white (b) yellow on white (c) dark grey on white (d) red on green
2. 2.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h5> (d) <h4>
3. 3.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
4. 4.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
5. 5.♿ What does good colour contrast mean? (a) no colours at all (b) only red text (c) text stands out clearly (d) many bright colours
6. 6.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
7. 7.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
8. 8.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
9. 9.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) white on dark blue (d) red on green
10. 10.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
11. 11.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
12. 12.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
13. 13.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
14. 14.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
15. 15.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
16. 16.♿ Who uses a screen reader? (a) only robots (b) only coders (c) people who are blind (d) only teachers
17. 17.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) click here (d) link
18. 18.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
19. 19.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
20. 20.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
22. 22.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
23. 23.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
24. 24.Which colour pair is hard to read? (a) yellow on black (b) pink on red (c) white on dark blue (d) white on black
25. 25.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
26. 26.Which colour pair is easy to read? (a) black on white (b) red on green (c) yellow on white (d) pink on red
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) Yes (b) No
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2> (a) Yes (b) No
29. 29.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) Yes (b) No
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
32. 32.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
33. 33.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
34. 34.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
35. 35.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) yellow on white (d) white on black
36. 36.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
37. 37.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
38. 38.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
39. 39.Which colour pair is hard to read? (a) white on dark blue (b) blue on purple (c) black on white (d) white on black
40. 40.True or false: “use headings in order” makes the page harder to use. (a) False (b) True

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