Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 961 · 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) yellow on white (b) blue on purple (c) light grey on white (d) white on dark blue
2. 2.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
3. 3.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h4> (d) <h6>
4. 4.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
5. 5.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
7. 7.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) blue on purple (d) black on white
8. 8.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
9. 9.Which colour pair is easy to read? (a) red on green (b) blue on purple (c) dark grey on white (d) yellow on white
10. 10.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
11. 11.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h3> (d) <h1>
12. 12.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
13. 13.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) click here (d) here
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
15. 15.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
16. 16.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
17. 17.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
18. 18.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
19. 19.♿ What does good colour contrast mean? (a) text stands out clearly (b) only red text (c) no colours at all (d) many bright colours
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
21. 21.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
22. 22.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
23. 23.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
24. 24.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
25. 25.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
26. 26.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) No (b) Yes
28. 28.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
29. 29.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
30. 30.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
31. 31.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
32. 32.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) black on white (d) yellow on white
33. 33.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
34. 34.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
35. 35.True or false: “label every form box” helps everyone use the page. (a) False (b) True
36. 36.Which colour pair is hard to read? (a) black on white (b) red on green (c) dark grey on white (d) yellow on black
37. 37.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
38. 38.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
39. 39.Which colour pair is easy to read? (a) black on white (b) blue on purple (c) red on green (d) light grey on white
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No

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