Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 851 · 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> → <h1> → <h1> → <h3> (a) No (b) Yes
2. 2.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
3. 3.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
4. 4.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
5. 5.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
6. 6.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
7. 7.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
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.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
10. 10.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
11. 11.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) here (d) link
12. 12.Which colour pair is hard to read? (a) black on white (b) yellow on white (c) white on black (d) white on dark blue
13. 13.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h6> (d) <h1>
14. 14.Which colour pair is hard to read? (a) white on black (b) yellow on black (c) dark grey on white (d) red on green
15. 15.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h4> (d) <h5>
16. 16.True or false: “label every form box” makes the page harder to use. (a) True (b) False
17. 17.♿ What does good colour contrast mean? (a) text stands out clearly (b) only red text (c) no colours at all (d) many bright colours
18. 18.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
19. 19.Which colour pair is easy to read? (a) light grey on white (b) pink on red (c) yellow on white (d) yellow on black
20. 20.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
21. 21.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h4> (d) <h2>
22. 22.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h3> (a) No (b) Yes
24. 24.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
25. 25.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
26. 26.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
27. 27.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
28. 28.Which colour pair is hard to read? (a) blue on purple (b) dark grey on white (c) white on black (d) white on dark blue
29. 29.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
30. 30.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
31. 31.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
32. 32.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
33. 33.Which colour pair is hard to read? (a) white on dark blue (b) pink on red (c) dark grey on white (d) yellow on black
34. 34.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h2> (d) <h4>
35. 35.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) black on white (d) yellow on white
36. 36.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
37. 37.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) Yes (b) No
39. 39.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
40. 40.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) dark grey on white (d) blue on purple

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