Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 230 · 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 <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h4> (d) <h1>
2. 2.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
3. 3.True or false: “label every form box” makes the page harder to use. (a) True (b) False
4. 4.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) text stands out clearly (d) only red text
5. 5.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
6. 6.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
7. 7.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
8. 8.♿ Which link text is clearest? (a) Read the fruit facts (b) link (c) here (d) click here
9. 9.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h2> (a) Yes (b) No
10. 10.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) light grey on white (d) white on dark blue
11. 11.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
12. 12.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
13. 13.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
14. 14.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h2> (d) <h6>
15. 15.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
17. 17.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
18. 18.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
19. 19.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) yellow on black (d) red on green
20. 20.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
21. 21.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h4> (d) <h5>
22. 22.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
23. 23.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) Yes (b) No
25. 25.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
26. 26.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
27. 27.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
28. 28.Which colour pair is easy to read? (a) blue on purple (b) pink on red (c) light grey on white (d) white on black
29. 29.♿ Who uses a screen reader? (a) only robots (b) only coders (c) only teachers (d) people who are blind
30. 30.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) white on dark blue (d) pink on red
31. 31.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
32. 32.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h6> (d) <h5>
33. 33.Which colour pair is easy to read? (a) red on green (b) yellow on white (c) black on white (d) light grey on white
34. 34.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) No (b) Yes
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
38. 38.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
39. 39.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
40. 40.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read

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