Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 435 · 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) yellow on black (b) black on white (c) white on dark blue (d) red on green
2. 2.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
3. 3.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
4. 4.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
5. 5.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
6. 6.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
7. 7.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
8. 8.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) link (d) click here
9. 9.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
10. 10.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h5> (d) <h4>
11. 11.Which colour pair is easy to read? (a) light grey on white (b) black on white (c) pink on red (d) yellow on white
12. 12.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) blue on purple (d) yellow on black
13. 13.Which colour pair is hard to read? (a) black on white (b) white on black (c) yellow on black (d) yellow on white
14. 14.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
15. 15.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
16. 16.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h3> (d) <h6>
17. 17.Which colour pair is easy to read? (a) yellow on black (b) light grey on white (c) yellow on white (d) pink on red
18. 18.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
19. 19.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
20. 20.♿ Who uses a screen reader? (a) only coders (b) only robots (c) people who are blind (d) only teachers
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
22. 22.♿ What does good colour contrast mean? (a) text stands out clearly (b) no colours at all (c) only red text (d) many bright colours
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h3> (a) No (b) Yes
24. 24.Which colour pair is easy to read? (a) white on black (b) light grey on white (c) yellow on white (d) red on green
25. 25.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
26. 26.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
27. 27.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
29. 29.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
30. 30.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
31. 31.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h2> (d) <h4>
32. 32.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
33. 33.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
34. 34.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h2> (d) <h1>
35. 35.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
36. 36.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
37. 37.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
38. 38.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
39. 39.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
40. 40.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder

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