Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 446 · 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 light grey on white easy or hard to read? (a) hard to read (b) easy to read
2. 2.Which colour pair is hard to read? (a) white on black (b) dark grey on white (c) white on dark blue (d) red on green
3. 3.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only robots (d) only coders
4. 4.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
5. 5.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) only red text (d) text stands out clearly
6. 6.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h2> (d) <h5>
7. 7.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) here (d) link
8. 8.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
9. 9.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h2> (d) <h1>
10. 10.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
11. 11.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
12. 12.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
13. 13.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
14. 14.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h5> (d) <h6>
15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
16. 16.Which colour pair is easy to read? (a) pink on red (b) blue on purple (c) light grey on white (d) black on white
17. 17.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
18. 18.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
19. 19.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
20. 20.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h4> (d) <h1>
21. 21.Which colour pair is hard to read? (a) white on dark blue (b) light grey on white (c) black on white (d) dark grey on white
22. 22.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
23. 23.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h3> (d) <h5>
24. 24.Which colour pair is hard to read? (a) yellow on white (b) black on white (c) white on dark blue (d) white on black
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) No (b) Yes
26. 26.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
27. 27.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
28. 28.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
29. 29.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
30. 30.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
31. 31.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
32. 32.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
33. 33.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
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.Which colour pair is hard to read? (a) blue on purple (b) dark grey on white (c) white on dark blue (d) black on white
36. 36.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
37. 37.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
38. 38.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
39. 39.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) pink on red (d) black on white
40. 40.Which colour pair is easy to read? (a) blue on purple (b) yellow on black (c) pink on red (d) yellow on white

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