Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 901 · 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) yellow on white (b) blue on purple (c) red on green (d) white on dark blue
2. 2.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
3. 3.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
4. 4.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h2> → <h3> (a) Yes (b) No
6. 6.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
7. 7.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
8. 8.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
9. 9.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
10. 10.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
11. 11.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) yellow on white (d) black on white
12. 12.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
13. 13.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
15. 15.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
16. 16.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
17. 17.♿ What does good colour contrast mean? (a) only red text (b) text stands out clearly (c) no colours at all (d) many bright colours
18. 18.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) click here (d) link
19. 19.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
20. 20.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) people who are blind (d) only coders
21. 21.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
22. 22.Which colour pair is hard to read? (a) white on dark blue (b) pink on red (c) black on white (d) white on black
23. 23.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
24. 24.Which colour pair is easy to read? (a) white on black (b) pink on red (c) red on green (d) yellow on white
25. 25.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
26. 26.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
28. 28.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
29. 29.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) dark grey on white (d) light grey on white
30. 30.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h5> (d) <h3>
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
32. 32.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
34. 34.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
35. 35.Which colour pair is easy to read? (a) blue on purple (b) black on white (c) light grey on white (d) pink on red
36. 36.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
37. 37.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h2> (d) <h5>
38. 38.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h3> (d) <h5>
39. 39.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
40. 40.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read

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