Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 115 · 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 black 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) pink on red (b) yellow on black (c) dark grey on white (d) white on dark blue
3. 3.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
4. 4.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h2> (c) <h4> (d) <h3>
5. 5.♿ Which link text is clearest? (a) Read the fruit facts (b) link (c) click here (d) here
6. 6.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
8. 8.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
9. 9.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
10. 10.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) text stands out clearly (d) only red text
11. 11.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
12. 12.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) pink on red (d) black on white
13. 13.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) No (b) Yes
15. 15.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
16. 16.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only coders (d) only robots
17. 17.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
18. 18.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
19. 19.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
20. 20.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
21. 21.Which colour pair is easy to read? (a) red on green (b) yellow on white (c) dark grey on white (d) light grey on white
22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) Yes (b) No
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
24. 24.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
25. 25.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
26. 26.Which colour pair is easy to read? (a) white on black (b) pink on red (c) light grey on white (d) blue on purple
27. 27.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
28. 28.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
29. 29.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h1> (d) <h5>
30. 30.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) pink on red (d) white on dark blue
31. 31.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
32. 32.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
33. 33.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
34. 34.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
36. 36.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
37. 37.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h5> (d) <h2>
38. 38.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
39. 39.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
40. 40.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read

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