Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 535 · 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.♿ Who uses a screen reader? (a) people who are blind (b) only coders (c) only teachers (d) only robots
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h3> (a) Yes (b) No
3. 3.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) link (d) here
4. 4.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
5. 5.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
7. 7.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
8. 8.Which colour pair is easy to read? (a) light grey on white (b) black on white (c) yellow on white (d) pink on red
9. 9.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h6> (d) <h4>
10. 10.Which colour pair is hard to read? (a) yellow on white (b) yellow on black (c) white on dark blue (d) dark grey on white
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) Yes (b) No
12. 12.Which colour pair is hard to read? (a) white on black (b) yellow on black (c) white on dark blue (d) light grey on white
13. 13.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
14. 14.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h1> (d) <h2>
15. 15.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
16. 16.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) light grey on white (d) white on black
17. 17.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
18. 18.Which colour pair is hard to read? (a) red on green (b) yellow on black (c) black on white (d) white on dark blue
19. 19.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
20. 20.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
21. 21.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h1> (d) <h4>
22. 22.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
23. 23.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
24. 24.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
25. 25.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
27. 27.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h4> (d) <h3>
28. 28.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
29. 29.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) white on black (d) blue on purple
30. 30.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
31. 31.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) only red text (d) text stands out clearly
32. 32.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
33. 33.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) Yes (b) No
35. 35.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
36. 36.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
37. 37.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
38. 38.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h2> (d) <h6>
39. 39.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
40. 40.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) pink on red (d) white on black

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