Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 881 · 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.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
2. 2.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
3. 3.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h2> (c) <h3> (d) <h4>
4. 4.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h3> (d) <h2>
5. 5.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
6. 6.Which colour pair is easy to read? (a) white on dark blue (b) light grey on white (c) yellow on white (d) pink on red
7. 7.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
8. 8.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) text stands out clearly (d) no colours at all
9. 9.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
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.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
12. 12.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) white on black (d) light grey on white
13. 13.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) Yes (b) No
15. 15.♿ Who uses a screen reader? (a) only coders (b) people who are blind (c) only robots (d) only teachers
16. 16.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
17. 17.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
18. 18.Which colour pair is hard to read? (a) white on black (b) black on white (c) yellow on black (d) yellow on white
19. 19.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
20. 20.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) click here (d) here
21. 21.Which colour pair is easy to read? (a) yellow on black (b) pink on red (c) yellow on white (d) red on green
22. 22.Which colour pair is easy to read? (a) pink on red (b) red on green (c) dark grey on white (d) yellow on white
23. 23.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) white on dark blue (d) red on green
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) Yes (b) No
25. 25.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3> (a) No (b) Yes
27. 27.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
28. 28.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
29. 29.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
30. 30.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
31. 31.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
32. 32.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
33. 33.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
34. 34.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
35. 35.Which colour pair is easy to read? (a) red on green (b) yellow on white (c) black on white (d) light grey on white
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) Yes (b) No
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
39. 39.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
40. 40.True or false: “images with no alt” makes the page harder to use. (a) False (b) True

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