Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 807 · 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) blue on purple (b) light grey on white (c) dark grey on white (d) pink on red
2. 2.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
3. 3.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
4. 4.Which colour pair is hard to read? (a) yellow on black (b) white on black (c) light grey on white (d) black on white
5. 5.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
6. 6.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) only red text (d) text stands out clearly
7. 7.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) only robots (d) people who are blind
8. 8.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h5> (d) <h6>
9. 9.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
10. 10.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
11. 11.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
12. 12.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) yellow on black (d) yellow on white
13. 13.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
14. 14.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
15. 15.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
16. 16.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) white on dark blue (d) yellow on white
17. 17.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
18. 18.♿ Which link text is clearest? (a) Read the fruit facts (b) link (c) click here (d) here
19. 19.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) black on white (d) light grey on white
20. 20.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h3> (d) <h6>
21. 21.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
22. 22.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) Yes (b) No
24. 24.Which colour pair is hard to read? (a) white on black (b) yellow on white (c) dark grey on white (d) yellow on black
25. 25.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
26. 26.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
27. 27.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
28. 28.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
29. 29.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
31. 31.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) yellow on black (d) pink on red
32. 32.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
33. 33.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
34. 34.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h3> (d) <h6>
35. 35.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) Yes (b) No
38. 38.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
39. 39.Which colour pair is hard to read? (a) white on black (b) white on dark blue (c) yellow on black (d) blue on purple
40. 40.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read

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