Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 923 · 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) blue on purple (b) yellow on black (c) yellow on white (d) red on green
2. 2.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
3. 3.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) no colours at all (d) text stands out clearly
4. 4.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
5. 5.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
6. 6.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h6> (d) <h5>
7. 7.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
8. 8.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h5> (d) <h2>
9. 9.🌗 Is white on black 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: add alt text to images? (a) helps everyone (b) makes it harder
11. 11.Which colour pair is hard to read? (a) white on black (b) black on white (c) dark grey on white (d) yellow on white
12. 12.♿ Which link text is clearest? (a) link (b) here (c) click here (d) Read the fruit facts
13. 13.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only robots (d) only coders
14. 14.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
15. 15.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
16. 16.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
17. 17.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h1> (d) <h5>
18. 18.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
19. 19.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
20. 20.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
21. 21.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
22. 22.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) white on dark blue (d) red on green
23. 23.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
24. 24.Which colour pair is easy to read? (a) red on green (b) light grey on white (c) yellow on white (d) white on black
25. 25.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) black on white (d) red on green
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) Yes (b) No
27. 27.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
29. 29.Which colour pair is hard to read? (a) white on dark blue (b) pink on red (c) black on white (d) yellow on black
30. 30.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
31. 31.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
32. 32.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
33. 33.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
34. 34.True or false: “label every form box” makes the page harder to use. (a) False (b) True
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
36. 36.Which colour pair is easy to read? (a) blue on purple (b) dark grey on white (c) red on green (d) light grey on white
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
38. 38.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) Yes (b) No
40. 40.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read

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