Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 280 · 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: “tiny grey text” helps everyone use the page. (a) False (b) True
2. 2.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
3. 3.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h3> → <h3> (a) Yes (b) No
4. 4.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
5. 5.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) dark grey on white (d) yellow on white
6. 6.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
7. 7.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) black on white (d) pink on red
8. 8.♿ Which link text is clearest? (a) link (b) click here (c) here (d) Read the fruit facts
9. 9.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
10. 10.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
11. 11.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h1> (d) <h5>
12. 12.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
13. 13.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
14. 14.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) dark grey on white (d) light grey on white
15. 15.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) only red text (d) no colours at all
16. 16.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
17. 17.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
18. 18.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h2> (d) <h1>
19. 19.♿ Who uses a screen reader? (a) only coders (b) only robots (c) only teachers (d) people who are blind
20. 20.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) blue on purple (d) yellow on black
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
22. 22.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
23. 23.Which colour pair is easy to read? (a) yellow on black (b) yellow on white (c) red on green (d) light grey on white
24. 24.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) red on green (d) black on white
25. 25.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
26. 26.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
27. 27.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
28. 28.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
30. 30.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h6> (d) <h4>
31. 31.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
32. 32.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
33. 33.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
34. 34.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h6> (d) <h5>
35. 35.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
36. 36.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
37. 37.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) No (b) Yes
39. 39.Which colour pair is hard to read? (a) red on green (b) white on dark blue (c) white on black (d) dark grey on white
40. 40.True or false: “use headings in order” helps everyone use the page. (a) False (b) True

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