Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 586 · 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 red on green easy or hard to read? (a) easy to read (b) hard to read
2. 2.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
3. 3.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
4. 4.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h4> (d) <h1>
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h4> → <h3> (a) Yes (b) No
6. 6.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
7. 7.♿ What does good colour contrast mean? (a) no colours at all (b) only red text (c) many bright colours (d) text stands out clearly
8. 8.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
9. 9.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
10. 10.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
11. 11.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
12. 12.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) people who are blind (d) only robots
13. 13.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
14. 14.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
15. 15.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h6> (d) <h2>
16. 16.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
17. 17.Which colour pair is hard to read? (a) dark grey on white (b) light grey on white (c) white on black (d) black on white
18. 18.Which colour pair is hard to read? (a) yellow on black (b) red on green (c) white on dark blue (d) black on white
19. 19.Which colour pair is hard to read? (a) dark grey on white (b) blue on purple (c) white on dark blue (d) white on black
20. 20.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
21. 21.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) pink on red (d) white on dark blue
22. 22.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) white on black (d) yellow on white
23. 23.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
25. 25.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
26. 26.Which colour pair is hard to read? (a) yellow on white (b) yellow on black (c) white on dark blue (d) dark grey on white
27. 27.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
28. 28.Which colour pair is easy to read? (a) red on green (b) blue on purple (c) dark grey on white (d) pink on red
29. 29.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
30. 30.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
31. 31.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
32. 32.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
33. 33.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h1> (d) <h2>
34. 34.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
36. 36.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
37. 37.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h3> (d) <h6>
38. 38.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) No (b) Yes
40. 40.Which colour pair is easy to read? (a) yellow on black (b) blue on purple (c) red on green (d) yellow on white

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