Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 815 · 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.Which colour pair is easy to read? (a) pink on red (b) blue on purple (c) white on dark blue (d) light grey on white
2. 2.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
3. 3.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h3> (d) <h5>
4. 4.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
5. 5.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h1> (d) <h4>
6. 6.🌗 Is yellow 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) red on green (c) white on black (d) black on white
8. 8.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
9. 9.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
10. 10.♿ What does good colour contrast mean? (a) no colours at all (b) only red text (c) many bright colours (d) text stands out clearly
11. 11.Which colour pair is hard to read? (a) black on white (b) white on black (c) blue on purple (d) dark grey on white
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) No (b) Yes
13. 13.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
14. 14.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
15. 15.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
16. 16.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only robots (d) only coders
17. 17.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
18. 18.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
19. 19.♿ Which link text is clearest? (a) Read the fruit facts (b) link (c) here (d) click here
20. 20.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) black on white (d) pink on red
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
22. 22.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
23. 23.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
24. 24.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
26. 26.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
27. 27.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
28. 28.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
29. 29.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
30. 30.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
31. 31.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) black on white (d) yellow on white
32. 32.True or false: “label every form box” helps everyone use the page. (a) False (b) True
33. 33.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
34. 34.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
35. 35.Which colour pair is hard to read? (a) pink on red (b) white on black (c) dark grey on white (d) yellow on black
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) No (b) Yes
37. 37.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) blue on purple (d) white on black
38. 38.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
39. 39.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) blue on purple (d) yellow on black
40. 40.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read

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