Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 955 · 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 link text is clearest? (a) Read the fruit facts (b) link (c) here (d) click here
2. 2.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) only red text (d) no colours at all
3. 3.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h2> (d) <h1>
4. 4.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
5. 5.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
6. 6.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
7. 7.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only coders (d) only robots
8. 8.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) red on green (d) white on black
9. 9.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
10. 10.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
11. 11.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
12. 12.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
13. 13.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) black on white (d) red on green
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.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
16. 16.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h3> (d) <h4>
17. 17.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) dark grey on white (d) blue on purple
18. 18.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
19. 19.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
20. 20.Which colour pair is easy to read? (a) yellow on black (b) red on green (c) light grey on white (d) yellow on white
21. 21.Which colour pair is easy to read? (a) white on black (b) yellow on white (c) pink on red (d) blue on purple
22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
23. 23.Which colour pair is hard to read? (a) black on white (b) yellow on white (c) white on dark blue (d) yellow on black
24. 24.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
26. 26.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
27. 27.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
28. 28.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
29. 29.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
30. 30.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
31. 31.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
32. 32.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h6> (d) <h4>
33. 33.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
34. 34.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
35. 35.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
36. 36.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h4> (d) <h6>
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h3> (a) No (b) Yes
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) Yes (b) No
40. 40.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True

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