Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 183 · 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) Read the fruit facts (b) click here (c) link (d) here
2. 2.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h2> (d) <h3>
3. 3.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
4. 4.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) only red text (d) text stands out clearly
5. 5.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) white on dark blue (d) light grey on white
6. 6.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h5> (d) <h6>
7. 7.Which colour pair is hard to read? (a) yellow on white (b) white on dark blue (c) white on black (d) black on white
8. 8.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
9. 9.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
10. 10.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
11. 11.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
12. 12.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
13. 13.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) only robots (d) people who are blind
14. 14.Which colour pair is easy to read? (a) blue on purple (b) black on white (c) red on green (d) light grey on white
15. 15.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) Yes (b) No
17. 17.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
18. 18.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
19. 19.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) light grey on white (d) white on black
20. 20.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h5> (d) <h4>
21. 21.True or false: “label every form box” makes the page harder to use. (a) False (b) True
22. 22.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
23. 23.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) Yes (b) No
25. 25.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
26. 26.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
27. 27.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
28. 28.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
29. 29.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) pink on red (d) white on black
30. 30.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
31. 31.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) red on green (d) black on white
32. 32.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
33. 33.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
34. 34.Which colour pair is hard to read? (a) pink on red (b) white on dark blue (c) dark grey on white (d) black on white
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
36. 36.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
37. 37.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2> (a) Yes (b) No
39. 39.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
40. 40.Which colour pair is easy to read? (a) dark grey on white (b) yellow on white (c) red on green (d) light grey on white

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