Web Worksheet: Accessibility Basics

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

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