Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 140 · 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) red on green (c) yellow on white (d) yellow on black
2. 2.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
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: “skipping heading levels” helps everyone use the page. (a) False (b) True
5. 5.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
6. 6.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) text stands out clearly (d) only red text
7. 7.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
8. 8.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
9. 9.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
10. 10.Which colour pair is easy to read? (a) blue on purple (b) dark grey on white (c) light grey on white (d) yellow on white
11. 11.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
12. 12.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h2> (d) <h6>
13. 13.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) yellow on white (d) white on black
14. 14.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
15. 15.Which colour pair is hard to read? (a) light grey on white (b) black on white (c) white on dark blue (d) white on black
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) No (b) Yes
17. 17.Which colour pair is hard to read? (a) yellow on white (b) white on black (c) black on white (d) dark grey on white
18. 18.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only coders (d) only robots
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
20. 20.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
21. 21.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
22. 22.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
23. 23.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
24. 24.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
25. 25.Which colour pair is hard to read? (a) black on white (b) yellow on black (c) dark grey on white (d) blue on purple
26. 26.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h5> (d) <h6>
27. 27.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
28. 28.🌗 Is light 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 dark blue (b) blue on purple (c) yellow on white (d) red on green
30. 30.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
31. 31.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
32. 32.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) link (d) here
33. 33.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) red on green (d) black on white
34. 34.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
35. 35.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
36. 36.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
37. 37.Which colour pair is hard to read? (a) pink on red (b) yellow on black (c) black on white (d) white on dark blue
38. 38.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
39. 39.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
40. 40.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h5> (d) <h2>

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