Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 989 · 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.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
2. 2.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
3. 3.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
4. 4.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
5. 5.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
6. 6.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only robots (d) only coders
7. 7.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) blue on purple (d) white on black
8. 8.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
9. 9.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) click here (d) here
10. 10.♿ What does good colour contrast mean? (a) no colours at all (b) only red text (c) many bright colours (d) text stands out clearly
11. 11.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
13. 13.Which colour pair is hard to read? (a) white on black (b) red on green (c) black on white (d) dark grey on white
14. 14.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h4> (d) <h6>
15. 15.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h4> (d) <h1>
16. 16.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
17. 17.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
18. 18.Which colour pair is easy to read? (a) black on white (b) pink on red (c) yellow on white (d) red on green
19. 19.Which colour pair is easy to read? (a) blue on purple (b) red on green (c) pink on red (d) white on dark blue
20. 20.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
21. 21.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
22. 22.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) yellow on black (d) blue on purple
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
24. 24.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h2> (d) <h5>
25. 25.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
26. 26.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
28. 28.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
29. 29.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
30. 30.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) light grey on white (d) yellow on black
31. 31.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
32. 32.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
33. 33.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
34. 34.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
35. 35.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) yellow on black (d) pink on red
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) Yes (b) No
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
38. 38.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h2> (d) <h4>
39. 39.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
40. 40.True or false: “write clear link text” makes the page harder to use. (a) True (b) False

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