Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 214 · 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> → <h2> → <h2> → <h4> (a) Yes (b) No
2. 2.Which colour pair is hard to read? (a) white on black (b) blue on purple (c) dark grey on white (d) yellow on black
3. 3.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
4. 4.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
5. 5.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
6. 6.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
7. 7.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) yellow on white (d) white on black
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
9. 9.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) red on green (d) dark grey on white
10. 10.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
11. 11.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) people who are blind (d) only coders
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
13. 13.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h4> (d) <h3>
14. 14.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
15. 15.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
16. 16.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h6> (d) <h5>
17. 17.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
19. 19.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
20. 20.Which colour pair is hard to read? (a) white on black (b) light grey on white (c) white on dark blue (d) black on white
21. 21.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
22. 22.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
23. 23.♿ Does this help everyone, or make the page harder to use: write clear link text? (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) <h6> (b) <h2> (c) <h5> (d) <h4>
25. 25.🌗 Is red on green 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: tiny grey text? (a) makes it harder (b) helps everyone
27. 27.♿ What does good colour contrast mean? (a) text stands out clearly (b) no colours at all (c) many bright colours (d) only red text
28. 28.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
29. 29.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) No (b) Yes
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
32. 32.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h6> (d) <h4>
33. 33.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
34. 34.♿ Which link text is clearest? (a) Read the fruit facts (b) link (c) here (d) click here
35. 35.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
36. 36.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h2> (d) <h1>
37. 37.Which colour pair is hard to read? (a) yellow on black (b) dark grey on white (c) pink on red (d) white on dark blue
38. 38.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
40. 40.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) red on green (d) white on black

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