Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 447 · 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: “add alt text to images” makes the page harder to use. (a) True (b) False
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
3. 3.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
4. 4.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
5. 5.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
6. 6.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
7. 7.Which colour pair is easy to read? (a) white on dark blue (b) yellow on white (c) blue on purple (d) red on green
8. 8.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) light grey on white (d) white on black
9. 9.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) dark grey on white (d) pink on red
10. 10.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
11. 11.Which colour pair is easy to read? (a) light grey on white (b) pink on red (c) yellow on white (d) white on black
12. 12.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
13. 13.Which colour pair is hard to read? (a) white on black (b) black on white (c) yellow on white (d) white on dark blue
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) No (b) Yes
16. 16.True or false: “label every form box” makes the page harder to use. (a) True (b) False
17. 17.♿ Who uses a screen reader? (a) people who are blind (b) only robots (c) only teachers (d) only coders
18. 18.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
20. 20.True or false: “colour as the only clue” makes the page harder to use. (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.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
23. 23.♿ What does good colour contrast mean? (a) text stands out clearly (b) no colours at all (c) many bright colours (d) only red text
24. 24.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
25. 25.♿ Which link text is clearest? (a) here (b) Read the fruit facts (c) click here (d) link
26. 26.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
27. 27.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) red on green (d) dark grey on white
28. 28.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
29. 29.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
31. 31.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) white on dark blue (d) blue on purple
32. 32.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
33. 33.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
34. 34.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h2> (d) <h6>
35. 35.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
36. 36.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
37. 37.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
39. 39.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) red on green (d) black on white
40. 40.True or false: “write clear link text” makes the page harder to use. (a) False (b) True

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