Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 749 · 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) light grey on white (b) yellow on white (c) pink on red (d) black on white
2. 2.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
3. 3.♿ Who uses a screen reader? (a) people who are blind (b) only robots (c) only teachers (d) only coders
4. 4.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
5. 5.Which colour pair is hard to read? (a) dark grey on white (b) white on dark blue (c) white on black (d) red on green
6. 6.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
7. 7.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
8. 8.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h1> (d) <h3>
9. 9.Which colour pair is easy to read? (a) pink on red (b) red on green (c) yellow on white (d) yellow on black
10. 10.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
11. 11.Which colour pair is hard to read? (a) white on black (b) dark grey on white (c) light grey on white (d) yellow on black
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
13. 13.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
14. 14.Which colour pair is hard to read? (a) yellow on black (b) blue on purple (c) dark grey on white (d) black on white
15. 15.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
16. 16.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
17. 17.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
18. 18.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h5> (d) <h6>
19. 19.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
20. 20.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
21. 21.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) black on white (d) pink on red
22. 22.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
23. 23.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h4> (d) <h6>
24. 24.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
25. 25.♿ What does good colour contrast mean? (a) text stands out clearly (b) no colours at all (c) many bright colours (d) only red text
26. 26.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h1> (d) <h2>
27. 27.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
28. 28.Which colour pair is easy to read? (a) white on black (b) blue on purple (c) yellow on white (d) pink on red
29. 29.♿ Which link text is clearest? (a) here (b) link (c) click here (d) Read the fruit facts
30. 30.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
31. 31.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
33. 33.True or false: “label every form box” helps everyone use the page. (a) False (b) True
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
35. 35.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
36. 36.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
37. 37.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) No (b) Yes
39. 39.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) Yes (b) No

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