Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 209 · 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.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
2. 2.Which colour pair is easy to read? (a) blue on purple (b) white on dark blue (c) red on green (d) yellow on white
3. 3.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
4. 4.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
5. 5.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
6. 6.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
7. 7.Which colour pair is easy to read? (a) red on green (b) yellow on black (c) yellow on white (d) blue on purple
8. 8.♿ What does good colour contrast mean? (a) no colours at all (b) only red text (c) text stands out clearly (d) many bright colours
9. 9.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h6> (d) <h2>
10. 10.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
11. 11.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
12. 12.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h1> (a) Yes (b) No
14. 14.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
15. 15.Which colour pair is hard to read? (a) white on black (b) light grey on white (c) dark grey on white (d) yellow on black
16. 16.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
17. 17.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
18. 18.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
19. 19.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h6> (d) <h3>
20. 20.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) Yes (b) No
22. 22.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
23. 23.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) yellow on white (d) black on white
24. 24.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
25. 25.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) No (b) Yes
27. 27.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
28. 28.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h2> (c) <h4> (d) <h3>
29. 29.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) red on green (d) dark grey on white
30. 30.Which colour pair is easy to read? (a) red on green (b) blue on purple (c) white on black (d) pink on red
31. 31.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
32. 32.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) blue on purple (d) dark grey on white
33. 33.Which colour pair is easy to read? (a) black on white (b) pink on red (c) yellow on white (d) light grey on white
34. 34.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
35. 35.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
36. 36.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
37. 37.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) link (d) click here
38. 38.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
39. 39.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
40. 40.True or false: “use headings in order” makes the page harder to use. (a) False (b) True

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