Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 898 · 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.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h4> (d) <h6>
2. 2.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
3. 3.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
4. 4.♿ Which link text is clearest? (a) here (b) click here (c) Read the fruit facts (d) link
5. 5.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h6> (d) <h4>
6. 6.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
7. 7.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) dark grey on white (d) red on green
8. 8.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) yellow on white (d) dark grey on white
9. 9.♿ What does good colour contrast mean? (a) only red text (b) many bright colours (c) text stands out clearly (d) no colours at all
10. 10.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h1> (a) No (b) Yes
12. 12.Which colour pair is easy to read? (a) red on green (b) pink on red (c) black on white (d) light grey on white
13. 13.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h4> (d) <h6>
14. 14.Which colour pair is easy to read? (a) white on dark blue (b) yellow on white (c) pink on red (d) blue on purple
15. 15.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
16. 16.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h1> (d) <h4>
17. 17.Which colour pair is hard to read? (a) light grey on white (b) black on white (c) white on dark blue (d) yellow on black
18. 18.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
19. 19.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
20. 20.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
21. 21.Which colour pair is easy to read? (a) dark grey on white (b) red on green (c) pink on red (d) blue on purple
22. 22.True or false: “label every form box” helps everyone use the page. (a) False (b) True
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
24. 24.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
25. 25.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only robots (d) only coders
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: “use headings in order” helps everyone use the page. (a) False (b) True
28. 28.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
29. 29.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
30. 30.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h3> (d) <h4>
31. 31.True or false: “label every form box” makes the page harder to use. (a) True (b) False
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
33. 33.Which colour pair is easy to read? (a) pink on red (b) red on green (c) yellow on black (d) yellow on white
34. 34.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
35. 35.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
36. 36.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
37. 37.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
38. 38.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
39. 39.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
40. 40.Which colour pair is hard to read? (a) white on black (b) black on white (c) pink on red (d) dark grey on white

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