Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 499 · 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.♿ What does good colour contrast mean? (a) only red text (b) many bright colours (c) text stands out clearly (d) no colours at all
2. 2.Which colour pair is easy to read? (a) red on green (b) blue on purple (c) light grey on white (d) white on black
3. 3.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
4. 4.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
5. 5.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
6. 6.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) yellow on black (d) blue on purple
7. 7.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) only robots (d) people who are blind
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h3> → <h3> (a) Yes (b) No
9. 9.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
10. 10.Which colour pair is easy to read? (a) white on dark blue (b) blue on purple (c) pink on red (d) light grey on white
11. 11.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
13. 13.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
14. 14.♿ Which link text is clearest? (a) here (b) Read the fruit facts (c) click here (d) link
15. 15.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
16. 16.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
17. 17.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) dark grey on white (d) red on green
18. 18.Which colour pair is easy to read? (a) light grey on white (b) pink on red (c) yellow on white (d) black on white
19. 19.Which colour pair is hard to read? (a) white on dark blue (b) red on green (c) yellow on black (d) white on black
20. 20.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
21. 21.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h3> (d) <h2>
22. 22.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h4> (d) <h2>
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
24. 24.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h4> (d) <h6>
25. 25.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
26. 26.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h1> (d) <h3>
27. 27.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
28. 28.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
29. 29.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
30. 30.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
31. 31.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
32. 32.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
33. 33.Which colour pair is easy to read? (a) yellow on black (b) light grey on white (c) yellow on white (d) pink on red
34. 34.Which colour pair is hard to read? (a) pink on red (b) white on dark blue (c) yellow on black (d) black on white
35. 35.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
36. 36.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
37. 37.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
38. 38.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) Yes (b) No
40. 40.True or false: “use big enough text” makes the page harder to use. (a) True (b) False

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