Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 806 · 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) red on green (d) dark grey on white
2. 2.Which colour pair is hard to read? (a) red on green (b) yellow on black (c) black on white (d) dark grey on white
3. 3.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) text stands out clearly (d) only red text
4. 4.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
5. 5.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
6. 6.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h1> (d) <h5>
7. 7.♿ Does this help everyone, or make the page harder to use: use big enough text? (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.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
10. 10.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
11. 11.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) No (b) Yes
13. 13.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h6> (d) <h1>
14. 14.Which colour pair is easy to read? (a) light grey on white (b) black on white (c) yellow on white (d) red on green
15. 15.♿ Who uses a screen reader? (a) only robots (b) only coders (c) only teachers (d) people who are blind
16. 16.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
17. 17.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
18. 18.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
19. 19.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
20. 20.♿ Which link text is clearest? (a) click here (b) link (c) Read the fruit facts (d) here
21. 21.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) pink on red (d) white on dark blue
22. 22.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
23. 23.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h2> (d) <h5>
24. 24.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h6> (d) <h4>
25. 25.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
27. 27.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
28. 28.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
29. 29.Which colour pair is easy to read? (a) light grey on white (b) white on black (c) yellow on white (d) pink on red
30. 30.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
31. 31.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) yellow on white (d) white on dark blue
32. 32.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) white on black (d) light grey on white
33. 33.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
34. 34.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) white on dark blue (d) pink on red
35. 35.True or false: “label every form box” helps everyone use the page. (a) True (b) False
36. 36.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
38. 38.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
39. 39.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
40. 40.True or false: “use headings in order” makes the page harder to use. (a) False (b) True

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