Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 581 · 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.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h2> (d) <h6>
2. 2.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
3. 3.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
4. 4.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) red on green (d) white on black
5. 5.♿ Which link text is clearest? (a) link (b) here (c) click here (d) Read the fruit facts
6. 6.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) yellow on black (d) light grey on white
7. 7.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
8. 8.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
9. 9.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h1> (d) <h3>
10. 10.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
11. 11.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
13. 13.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) blue on purple (d) black on white
14. 14.♿ Who uses a screen reader? (a) only robots (b) people who are blind (c) only coders (d) only teachers
15. 15.♿ What does good colour contrast mean? (a) text stands out clearly (b) no colours at all (c) only red text (d) many bright colours
16. 16.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
17. 17.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
18. 18.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
19. 19.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
20. 20.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
21. 21.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h3> (d) <h2>
22. 22.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
23. 23.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
24. 24.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
25. 25.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
26. 26.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) dark grey on white (d) light grey on white
27. 27.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
28. 28.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
29. 29.Which colour pair is hard to read? (a) yellow on black (b) dark grey on white (c) yellow on white (d) white on dark blue
30. 30.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
31. 31.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
32. 32.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
33. 33.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h3> (d) <h4>
34. 34.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
35. 35.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
36. 36.Which colour pair is easy to read? (a) blue on purple (b) red on green (c) white on dark blue (d) yellow on white
37. 37.Which colour pair is easy to read? (a) dark grey on white (b) light grey on white (c) yellow on white (d) pink on red
38. 38.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
39. 39.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
40. 40.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read

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