Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 562 · 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.Which colour pair is hard to read? (a) yellow on black (b) red on green (c) dark grey on white (d) black on white
2. 2.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
3. 3.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
4. 4.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
5. 5.♿ Which link text is clearest? (a) here (b) link (c) Read the fruit facts (d) click here
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
7. 7.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
8. 8.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) text stands out clearly (d) many bright colours
9. 9.♿ Who uses a screen reader? (a) people who are blind (b) only coders (c) only teachers (d) only robots
10. 10.Which colour pair is hard to read? (a) white on black (b) dark grey on white (c) black on white (d) blue on purple
11. 11.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) Yes (b) No
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
14. 14.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) light grey on white (d) black on white
15. 15.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) Yes (b) No
17. 17.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
18. 18.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
19. 19.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
20. 20.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
22. 22.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h6> (d) <h2>
23. 23.Which colour pair is easy to read? (a) blue on purple (b) pink on red (c) yellow on white (d) yellow on black
24. 24.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
26. 26.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) Yes (b) No
28. 28.True or false: “label every form box” helps everyone use the page. (a) False (b) True
29. 29.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
30. 30.Which colour pair is easy to read? (a) yellow on white (b) white on black (c) red on green (d) light grey on white
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h3> (a) Yes (b) No
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.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
34. 34.Which colour pair is easy to read? (a) dark grey on white (b) blue on purple (c) pink on red (d) light grey on white
35. 35.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h6> (d) <h4>
36. 36.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
37. 37.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
38. 38.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h2> (d) <h3>
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) Yes (b) No
40. 40.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone

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