Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 73 · 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 easy to read? (a) pink on red (b) blue on purple (c) light grey on white (d) dark grey on white
2. 2.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
3. 3.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only coders (d) only robots
4. 4.Which colour pair is easy to read? (a) pink on red (b) yellow on black (c) red on green (d) light grey on white
5. 5.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
6. 6.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) white on dark blue (d) blue on purple
7. 7.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
9. 9.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) dark grey on white (d) pink on red
10. 10.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h4> (d) <h1>
11. 11.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
12. 12.Which colour pair is hard to read? (a) black on white (b) yellow on white (c) white on dark blue (d) white on black
13. 13.True or false: “label every form box” helps everyone use the page. (a) False (b) True
14. 14.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
15. 15.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
16. 16.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
17. 17.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
18. 18.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) text stands out clearly (d) no colours at all
19. 19.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
20. 20.♿ Which link text is clearest? (a) here (b) Read the fruit facts (c) link (d) click here
21. 21.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
22. 22.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
23. 23.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h5> (d) <h6>
24. 24.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
25. 25.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
26. 26.Which colour pair is easy to read? (a) black on white (b) red on green (c) light grey on white (d) pink on red
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
28. 28.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) Yes (b) No
30. 30.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
31. 31.♿ Who uses a screen reader? (a) only robots (b) people who are blind (c) only coders (d) only teachers
32. 32.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
33. 33.Which colour pair is easy to read? (a) white on black (b) pink on red (c) blue on purple (d) red on green
34. 34.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
35. 35.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) white on dark blue (d) light grey on white
36. 36.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) Yes (b) No
38. 38.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
39. 39.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
40. 40.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True

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