Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 105 · 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.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
2. 2.Which colour pair is hard to read? (a) white on dark blue (b) yellow on white (c) yellow on black (d) dark grey on white
3. 3.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
4. 4.♿ What does good colour contrast mean? (a) only red text (b) text stands out clearly (c) no colours at all (d) many bright colours
5. 5.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
6. 6.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) yellow on white (d) white on black
7. 7.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
8. 8.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
9. 9.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h3> → <h2> (a) No (b) Yes
10. 10.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
11. 11.Which colour pair is easy to read? (a) light grey on white (b) black on white (c) blue on purple (d) yellow on white
12. 12.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
13. 13.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h4> (d) <h3>
14. 14.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
15. 15.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h6> (d) <h1>
16. 16.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only coders (d) only robots
17. 17.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) Yes (b) No
18. 18.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
19. 19.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
20. 20.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h1> (d) <h2>
21. 21.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
22. 22.Which colour pair is hard to read? (a) pink on red (b) dark grey on white (c) white on dark blue (d) black on white
23. 23.♿ Which link text is clearest? (a) here (b) click here (c) link (d) Read the fruit facts
24. 24.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
25. 25.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
26. 26.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) black on white (d) light grey on white
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
28. 28.Which colour pair is easy to read? (a) yellow on black (b) red on green (c) light grey on white (d) pink on red
29. 29.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
30. 30.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
31. 31.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
32. 32.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
33. 33.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
34. 34.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
35. 35.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
36. 36.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
37. 37.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
40. 40.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read

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