Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 857 · 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.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) text stands out clearly (d) only red text
2. 2.Which colour pair is hard to read? (a) dark grey on white (b) pink on red (c) white on dark blue (d) white on black
3. 3.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
4. 4.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
5. 5.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
6. 6.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
7. 7.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) red on green (d) dark grey on white
8. 8.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
9. 9.Which colour pair is hard to read? (a) black on white (b) white on black (c) blue on purple (d) dark grey on white
10. 10.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
11. 11.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
12. 12.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
14. 14.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2> (a) Yes (b) No
16. 16.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
17. 17.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h3> (d) <h6>
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3> (a) No (b) Yes
19. 19.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
20. 20.Which colour pair is easy to read? (a) red on green (b) pink on red (c) yellow on white (d) white on dark blue
21. 21.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
22. 22.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) No (b) Yes
24. 24.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
25. 25.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
26. 26.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) No (b) Yes
28. 28.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h4> (d) <h6>
29. 29.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
30. 30.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
31. 31.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
32. 32.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
33. 33.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h3> (d) <h4>
34. 34.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h6> (d) <h5>
35. 35.♿ Which link text is clearest? (a) here (b) link (c) click here (d) Read the fruit facts
36. 36.Which colour pair is hard to read? (a) white on black (b) black on white (c) white on dark blue (d) yellow on white
37. 37.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h3> (d) <h5>
38. 38.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) white on black (d) pink on red
39. 39.Which colour pair is easy to read? (a) blue on purple (b) dark grey on white (c) yellow on white (d) pink on red
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes

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