Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 205 · 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.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h3> (d) <h5>
2. 2.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h1> (d) <h4>
3. 3.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
4. 4.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) people who are blind (d) only robots
5. 5.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
6. 6.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
7. 7.♿ Which link text is clearest? (a) here (b) link (c) Read the fruit facts (d) click here
8. 8.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
9. 9.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
10. 10.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
11. 11.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
12. 12.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
13. 13.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
14. 14.Which colour pair is hard to read? (a) yellow on white (b) yellow on black (c) white on black (d) dark grey on white
15. 15.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
16. 16.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
17. 17.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) blue on purple (d) dark grey on white
18. 18.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) red on green (d) white on black
19. 19.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
20. 20.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
21. 21.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h3> (d) <h5>
22. 22.♿ What does good colour contrast mean? (a) no colours at all (b) only red text (c) many bright colours (d) text stands out clearly
23. 23.Which colour pair is easy to read? (a) yellow on white (b) yellow on black (c) light grey on white (d) pink on red
24. 24.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
25. 25.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
26. 26.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
27. 27.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
28. 28.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
29. 29.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
30. 30.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) Yes (b) No
33. 33.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h3> (a) Yes (b) No
35. 35.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h4> (d) <h1>
36. 36.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
37. 37.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) pink on red (d) black on white
38. 38.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
39. 39.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
40. 40.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder

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