Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 814 · 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 pink on red easy or hard to read? (a) easy to read (b) hard to read
2. 2.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
3. 3.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
4. 4.♿ What does good colour contrast mean? (a) no colours at all (b) only red text (c) many bright colours (d) text stands out clearly
5. 5.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
6. 6.♿ Who uses a screen reader? (a) only robots (b) only teachers (c) only coders (d) people who are blind
7. 7.Which colour pair is hard to read? (a) yellow on black (b) yellow on white (c) black on white (d) dark grey on white
8. 8.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
9. 9.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
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.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) Yes (b) No
12. 12.Which colour pair is easy to read? (a) red on green (b) blue on purple (c) pink on red (d) black on white
13. 13.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
14. 14.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h4> (d) <h6>
15. 15.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) Yes (b) No
17. 17.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
18. 18.Which colour pair is hard to read? (a) yellow on black (b) dark grey on white (c) black on white (d) red on green
19. 19.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
21. 21.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h6> (d) <h2>
22. 22.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
23. 23.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h6> (d) <h3>
24. 24.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
25. 25.Which colour pair is hard to read? (a) white on black (b) light grey on white (c) dark grey on white (d) white on dark blue
26. 26.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
27. 27.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
28. 28.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
29. 29.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
30. 30.Which colour pair is easy to read? (a) yellow on black (b) yellow on white (c) light grey on white (d) blue on purple
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) No (b) Yes
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
33. 33.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
34. 34.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
35. 35.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
36. 36.Which colour pair is easy to read? (a) red on green (b) white on black (c) pink on red (d) yellow on white
37. 37.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h2> (d) <h4>
38. 38.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
39. 39.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h1> (d) <h5>
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h2> (a) No (b) Yes

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