Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 233 · 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 link text is clearest? (a) click here (b) Read the fruit facts (c) link (d) here
2. 2.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
3. 3.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
4. 4.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
6. 6.Which colour pair is easy to read? (a) pink on red (b) yellow on black (c) light grey on white (d) yellow on white
7. 7.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
8. 8.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) pink on red (d) white on dark blue
9. 9.Which colour pair is hard to read? (a) white on black (b) dark grey on white (c) yellow on white (d) white on dark blue
10. 10.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
11. 11.♿ Who uses a screen reader? (a) only coders (b) people who are blind (c) only teachers (d) only robots
12. 12.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
13. 13.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
14. 14.♿ What does good colour contrast mean? (a) many bright colours (b) text stands out clearly (c) only red text (d) no colours at all
15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
16. 16.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
17. 17.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
18. 18.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
19. 19.True or false: “label every form box” helps everyone use the page. (a) True (b) False
20. 20.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
22. 22.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
23. 23.Which colour pair is easy to read? (a) blue on purple (b) red on green (c) pink on red (d) white on black
24. 24.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
25. 25.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
26. 26.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h2> (d) <h3>
27. 27.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h6> (d) <h1>
28. 28.Which colour pair is hard to read? (a) black on white (b) pink on red (c) yellow on black (d) dark grey on white
29. 29.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
30. 30.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
31. 31.Which colour pair is hard to read? (a) yellow on black (b) white on black (c) dark grey on white (d) light grey on white
32. 32.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
33. 33.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) dark grey on white (d) red on green
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h3> (a) Yes (b) No
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) Yes (b) No
36. 36.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
37. 37.🌗 Is blue on purple 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: skipping heading levels? (a) makes it harder (b) helps everyone
39. 39.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) dark grey on white (d) blue on purple
40. 40.Which colour pair is hard to read? (a) yellow on black (b) red on green (c) black on white (d) dark grey on white

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