Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 67 · 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 <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h5> (d) <h6>
2. 2.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
3. 3.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) dark grey on white (d) red on green
4. 4.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
5. 5.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
6. 6.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
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 red on green easy or hard to read? (a) easy to read (b) hard to read
9. 9.♿ Who uses a screen reader? (a) only robots (b) only teachers (c) only coders (d) people who are blind
10. 10.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
11. 11.Which colour pair is hard to read? (a) blue on purple (b) dark grey on white (c) yellow on black (d) black on white
12. 12.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
13. 13.♿ Does this help everyone, or make the page harder to use: write clear link text? (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: “images with no alt” helps everyone use the page. (a) True (b) False
16. 16.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
17. 17.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) white on black (d) blue on purple
18. 18.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
20. 20.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
21. 21.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
22. 22.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) no colours at all (d) only red text
23. 23.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
24. 24.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
25. 25.True or false: “label every form box” makes the page harder to use. (a) False (b) True
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
27. 27.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h5> (d) <h3>
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
29. 29.Which colour pair is hard to read? (a) yellow on black (b) white on black (c) light grey on white (d) dark grey on white
30. 30.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
31. 31.Which colour pair is hard to read? (a) white on black (b) white on dark blue (c) yellow on black (d) pink on red
32. 32.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
33. 33.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
34. 34.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
35. 35.Which colour pair is hard to read? (a) yellow on white (b) white on dark blue (c) dark grey on white (d) black on white
36. 36.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
37. 37.Which colour pair is easy to read? (a) dark grey on white (b) red on green (c) pink on red (d) yellow on white
38. 38.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
39. 39.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
40. 40.Which colour pair is easy to read? (a) black on white (b) blue on purple (c) yellow on white (d) light grey on white

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