Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 101 · 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 this heading order correct (no level skipped)?
   <h1> → <h3> → <h4> → <h4> (a) Yes (b) No
2. 2.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
3. 3.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h6> (d) <h5>
4. 4.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
5. 5.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
6. 6.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
7. 7.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
9. 9.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) here (d) link
10. 10.Which colour pair is easy to read? (a) pink on red (b) black on white (c) light grey on white (d) red on green
11. 11.♿ Who uses a screen reader? (a) only robots (b) only coders (c) people who are blind (d) only teachers
12. 12.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) yellow on white (d) dark grey on white
13. 13.♿ What does good colour contrast mean? (a) no colours at all (b) text stands out clearly (c) many bright colours (d) only red text
14. 14.Which colour pair is hard to read? (a) yellow on black (b) white on black (c) yellow on white (d) white on dark blue
15. 15.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) dark grey on white (d) pink on red
16. 16.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
17. 17.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h6> (d) <h3>
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.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h3> (d) <h2>
20. 20.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) No (b) Yes
22. 22.True or false: “label every form box” makes the page harder to use. (a) True (b) False
23. 23.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
24. 24.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h5> (d) <h3>
25. 25.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
26. 26.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) No (b) Yes
28. 28.Which colour pair is easy to read? (a) red on green (b) yellow on white (c) white on dark blue (d) pink on red
29. 29.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
31. 31.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
32. 32.Which colour pair is easy to read? (a) pink on red (b) blue on purple (c) red on green (d) yellow on black
33. 33.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) No (b) Yes
35. 35.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
36. 36.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
37. 37.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
38. 38.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
39. 39.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
40. 40.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read

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