Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 769 · 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: “label every form box” makes the page harder to use. (a) True (b) False
2. 2.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) people who are blind (d) only coders
3. 3.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
4. 4.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
5. 5.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h5> (d) <h1>
6. 6.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h4> (d) <h2>
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h2> (a) Yes (b) No
8. 8.♿ Which link text is clearest? (a) click here (b) link (c) Read the fruit facts (d) here
9. 9.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h1> (d) <h6>
10. 10.Which colour pair is easy to read? (a) light grey on white (b) white on dark blue (c) red on green (d) yellow on white
11. 11.Which colour pair is hard to read? (a) black on white (b) yellow on white (c) white on dark blue (d) dark grey on white
12. 12.Which colour pair is easy to read? (a) pink on red (b) red on green (c) yellow on white (d) white on black
13. 13.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
14. 14.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
16. 16.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) text stands out clearly (d) no colours at all
17. 17.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
18. 18.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
19. 19.True or false: “label every form box” helps everyone use the page. (a) False (b) True
20. 20.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) yellow on black (d) pink on red
21. 21.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
22. 22.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
23. 23.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
24. 24.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
25. 25.Which colour pair is hard to read? (a) yellow on black (b) white on black (c) red on green (d) black on white
26. 26.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
27. 27.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
28. 28.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
29. 29.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
30. 30.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) Yes (b) No
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) Yes (b) No
33. 33.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
34. 34.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
35. 35.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
36. 36.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
37. 37.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
39. 39.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
40. 40.True or false: “use headings in order” helps everyone use the page. (a) False (b) True

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