Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 520 · 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) <h3> (b) <h1> (c) <h4> (d) <h6>
2. 2.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h6> (d) <h5>
3. 3.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
4. 4.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
5. 5.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
6. 6.Which colour pair is easy to read? (a) white on black (b) light grey on white (c) red on green (d) blue on purple
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
8. 8.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
9. 9.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
10. 10.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
11. 11.♿ Which link text is clearest? (a) link (b) here (c) Read the fruit facts (d) click here
12. 12.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) white on black (d) light grey on white
13. 13.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) light grey on white (d) yellow on black
14. 14.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
15. 15.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
16. 16.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
17. 17.True or false: “label every form box” helps everyone use the page. (a) True (b) False
18. 18.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h2> (d) <h6>
19. 19.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
20. 20.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
23. 23.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
24. 24.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h2> (d) <h5>
25. 25.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
26. 26.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) no colours at all (d) text stands out clearly
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
28. 28.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h2> (d) <h6>
29. 29.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
30. 30.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h1> (a) No (b) Yes
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
33. 33.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
34. 34.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
35. 35.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only robots (d) only coders
36. 36.Which colour pair is hard to read? (a) black on white (b) white on black (c) white on dark blue (d) pink on red
37. 37.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
38. 38.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
39. 39.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
40. 40.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read

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