Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 479 · 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 <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h2> (d) <h1>
2. 2.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
3. 3.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) white on black (d) pink on red
4. 4.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
5. 5.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
6. 6.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h6> (d) <h4>
7. 7.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
8. 8.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
9. 9.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
10. 10.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
11. 11.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
12. 12.♿ What does good colour contrast mean? (a) text stands out clearly (b) only red text (c) no colours at all (d) many bright colours
13. 13.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
14. 14.Which colour pair is hard to read? (a) white on black (b) dark grey on white (c) black on white (d) light grey on white
15. 15.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
16. 16.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
17. 17.True or false: “label every form box” helps everyone use the page. (a) False (b) True
18. 18.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
19. 19.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h2> (d) <h3>
20. 20.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h3> (d) <h5>
21. 21.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
22. 22.Which colour pair is easy to read? (a) pink on red (b) blue on purple (c) yellow on white (d) yellow on black
23. 23.Which colour pair is hard to read? (a) yellow on black (b) white on black (c) red on green (d) white on dark blue
24. 24.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
25. 25.Which colour pair is hard to read? (a) yellow on black (b) yellow on white (c) white on dark blue (d) black on white
26. 26.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) No (b) Yes
29. 29.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) people who are blind (d) only coders
30. 30.Which colour pair is easy to read? (a) red on green (b) blue on purple (c) yellow on white (d) black on white
31. 31.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
32. 32.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
33. 33.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
34. 34.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
35. 35.Which colour pair is easy to read? (a) dark grey on white (b) pink on red (c) yellow on white (d) light grey on white
36. 36.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
37. 37.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
38. 38.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
39. 39.♿ Which link text is clearest? (a) here (b) link (c) Read the fruit facts (d) click here
40. 40.True or false: “use headings in order” helps everyone use the page. (a) False (b) True

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