Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 429 · 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 robots (c) only teachers (d) only coders
2. 2.Which colour pair is easy to read? (a) red on green (b) blue on purple (c) yellow on white (d) yellow on black
3. 3.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h4> (a) No (b) Yes
4. 4.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
5. 5.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
6. 6.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
7. 7.Which colour pair is hard to read? (a) dark grey on white (b) light grey on white (c) white on black (d) yellow on black
8. 8.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
9. 9.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
10. 10.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
11. 11.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
13. 13.♿ What does good colour contrast mean? (a) only red text (b) many bright colours (c) no colours at all (d) text stands out clearly
14. 14.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
15. 15.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) click here (d) here
16. 16.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
17. 17.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
18. 18.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
19. 19.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
20. 20.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
21. 21.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
22. 22.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) light grey on white (d) dark grey on white
23. 23.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
24. 24.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
25. 25.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
26. 26.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
28. 28.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h4> (d) <h2>
29. 29.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) yellow on white (d) dark grey on white
30. 30.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
32. 32.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
33. 33.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
34. 34.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
36. 36.Which colour pair is easy to read? (a) red on green (b) white on dark blue (c) light grey on white (d) pink on red
37. 37.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
38. 38.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
39. 39.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
40. 40.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h5> (d) <h6>

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