Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 409 · 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.True or false: “label every form box” helps everyone use the page. (a) False (b) True
2. 2.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
3. 3.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
4. 4.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
5. 5.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h3> (d) <h5>
6. 6.♿ Which link text is clearest? (a) link (b) click here (c) Read the fruit facts (d) here
7. 7.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
8. 8.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
9. 9.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
10. 10.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h6> (d) <h4>
11. 11.♿ Who uses a screen reader? (a) only robots (b) only coders (c) people who are blind (d) only teachers
12. 12.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h2> (d) <h5>
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
14. 14.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
15. 15.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
17. 17.Which colour pair is hard to read? (a) white on dark blue (b) yellow on white (c) black on white (d) yellow on black
18. 18.Which colour pair is easy to read? (a) yellow on white (b) dark grey on white (c) light grey on white (d) blue on purple
19. 19.Which colour pair is easy to read? (a) white on dark blue (b) pink on red (c) yellow on white (d) light grey on white
20. 20.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
21. 21.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
23. 23.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
24. 24.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
25. 25.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
26. 26.Which colour pair is hard to read? (a) black on white (b) red on green (c) white on black (d) white on dark blue
27. 27.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
28. 28.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) pink on red (d) black on white
29. 29.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h4> (d) <h6>
30. 30.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
31. 31.♿ What does good colour contrast mean? (a) text stands out clearly (b) only red text (c) many bright colours (d) no colours at all
32. 32.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
33. 33.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
34. 34.Which colour pair is hard to read? (a) white on black (b) black on white (c) white on dark blue (d) blue on purple
35. 35.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
36. 36.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) No (b) Yes
38. 38.True or false: “label every form box” makes the page harder to use. (a) True (b) False
39. 39.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
40. 40.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read

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