Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 118 · 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.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
2. 2.Which colour pair is hard to read? (a) white on dark blue (b) red on green (c) black on white (d) dark grey on white
3. 3.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
4. 4.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
7. 7.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
8. 8.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
9. 9.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h3> (d) <h6>
10. 10.♿ Who uses a screen reader? (a) only robots (b) only coders (c) people who are blind (d) only teachers
11. 11.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
12. 12.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
13. 13.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) text stands out clearly (d) only red text
14. 14.Which colour pair is easy to read? (a) yellow on white (b) yellow on black (c) light grey on white (d) red on green
15. 15.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
16. 16.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
17. 17.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
18. 18.Which colour pair is easy to read? (a) blue on purple (b) white on dark blue (c) yellow on white (d) red on green
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
20. 20.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
21. 21.♿ Which link text is clearest? (a) here (b) Read the fruit facts (c) click here (d) link
22. 22.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
23. 23.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) black on white (d) blue on purple
24. 24.Which colour pair is hard to read? (a) yellow on black (b) pink on red (c) white on black (d) dark grey on white
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) No (b) Yes
26. 26.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
27. 27.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
28. 28.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h3> (a) Yes (b) No
30. 30.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
31. 31.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h2> (a) Yes (b) No
33. 33.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
34. 34.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) black on white (d) light grey on white
35. 35.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h5> (d) <h1>
36. 36.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
37. 37.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
38. 38.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
39. 39.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
40. 40.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read

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