Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 915 · 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 hard to read? (a) black on white (b) white on black (c) white on dark blue (d) pink on red
2. 2.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
3. 3.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
4. 4.Which colour pair is hard to read? (a) dark grey on white (b) red on green (c) black on white (d) yellow on black
5. 5.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h1> (d) <h5>
6. 6.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
7. 7.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
8. 8.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) yellow on white (d) white on dark blue
9. 9.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
10. 10.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) people who are blind (d) only robots
11. 11.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) text stands out clearly (d) only red text
12. 12.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
13. 13.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) Yes (b) No
15. 15.Which colour pair is easy to read? (a) blue on purple (b) black on white (c) yellow on white (d) light grey on white
16. 16.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
17. 17.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) Yes (b) No
18. 18.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
19. 19.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
20. 20.Which colour pair is hard to read? (a) yellow on black (b) dark grey on white (c) black on white (d) blue on purple
21. 21.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
22. 22.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
23. 23.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
24. 24.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
25. 25.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h5> (d) <h6>
26. 26.♿ Which link text is clearest? (a) here (b) click here (c) Read the fruit facts (d) link
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) Yes (b) No
28. 28.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
29. 29.Which colour pair is easy to read? (a) white on black (b) yellow on white (c) pink on red (d) light grey on white
30. 30.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) light grey on white (d) yellow on black
31. 31.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
32. 32.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h2> (d) <h6>
33. 33.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
35. 35.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
36. 36.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
37. 37.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
38. 38.Which colour pair is easy to read? (a) red on green (b) light grey on white (c) blue on purple (d) dark grey on white
39. 39.Which colour pair is easy to read? (a) white on dark blue (b) red on green (c) light grey on white (d) pink on red
40. 40.True or false: “use headings in order” helps everyone use the page. (a) True (b) False

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