Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 761 · 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.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
2. 2.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
3. 3.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h2> (d) <h3>
4. 4.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
5. 5.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
6. 6.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h6> (d) <h1>
7. 7.♿ Which link text is clearest? (a) Read the fruit facts (b) link (c) here (d) click here
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
9. 9.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
10. 10.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
11. 11.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
12. 12.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
13. 13.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
14. 14.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
15. 15.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only coders (d) only robots
16. 16.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
17. 17.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
18. 18.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
19. 19.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h3> (a) No (b) Yes
21. 21.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) black on white (d) yellow on white
22. 22.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) yellow on black (d) yellow on white
23. 23.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
24. 24.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h1> (d) <h2>
25. 25.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
26. 26.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) Yes (b) No
28. 28.Which colour pair is hard to read? (a) black on white (b) white on black (c) white on dark blue (d) yellow on white
29. 29.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
30. 30.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
31. 31.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h2> (d) <h4>
32. 32.Which colour pair is easy to read? (a) white on black (b) yellow on white (c) light grey on white (d) red on green
33. 33.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
34. 34.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
35. 35.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
36. 36.Which colour pair is hard to read? (a) white on black (b) blue on purple (c) white on dark blue (d) yellow on black
37. 37.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
38. 38.Which colour pair is easy to read? (a) blue on purple (b) dark grey on white (c) pink on red (d) light grey on white
39. 39.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) Yes (b) No

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