Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 703 · 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.♿ What does good colour contrast mean? (a) only red text (b) many bright colours (c) text stands out clearly (d) no colours at all
2. 2.Which colour pair is easy to read? (a) white on black (b) yellow on white (c) red on green (d) light grey on white
3. 3.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) yellow on black (d) light grey on white
4. 4.Which colour pair is easy to read? (a) dark grey on white (b) yellow on white (c) light grey on white (d) pink on red
5. 5.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h3> (a) Yes (b) No
7. 7.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
8. 8.Which colour pair is easy to read? (a) yellow on white (b) yellow on black (c) red on green (d) blue on purple
9. 9.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
10. 10.Which colour pair is easy to read? (a) red on green (b) black on white (c) blue on purple (d) yellow on white
11. 11.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
12. 12.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h3> (d) <h1>
13. 13.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
15. 15.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only coders (d) only robots
16. 16.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
17. 17.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
18. 18.♿ 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>
19. 19.♿ Which link text is clearest? (a) click here (b) link (c) here (d) Read the fruit facts
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) Yes (b) No
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
22. 22.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
23. 23.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h1> (d) <h3>
24. 24.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
25. 25.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h5> (d) <h2>
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) No (b) Yes
28. 28.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
29. 29.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
30. 30.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
31. 31.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
32. 32.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
33. 33.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) white on dark blue (d) pink on red
34. 34.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
35. 35.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
36. 36.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
37. 37.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h1> (d) <h6>
38. 38.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
39. 39.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
40. 40.True or false: “use headings in order” helps everyone use the page. (a) False (b) True

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