Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 909 · 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.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) white on dark blue (d) yellow on white
2. 2.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
3. 3.Which colour pair is hard to read? (a) black on white (b) yellow on black (c) blue on purple (d) white on dark blue
4. 4.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) only coders (d) people who are blind
5. 5.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
6. 6.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
7. 7.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
8. 8.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
9. 9.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
10. 10.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h1> (d) <h2>
11. 11.Which colour pair is hard to read? (a) yellow on black (b) pink on red (c) black on white (d) white on dark blue
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h3> (a) No (b) Yes
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.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
15. 15.♿ Which link text is clearest? (a) link (b) click here (c) Read the fruit facts (d) here
16. 16.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
17. 17.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
18. 18.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
19. 19.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
20. 20.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
21. 21.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
23. 23.Which colour pair is hard to read? (a) red on green (b) black on white (c) dark grey on white (d) white on dark blue
24. 24.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
25. 25.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) yellow on white (d) white on black
26. 26.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h1> (d) <h5>
27. 27.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h4> (d) <h3>
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
29. 29.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
32. 32.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
33. 33.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h5> (d) <h6>
34. 34.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
35. 35.♿ What does good colour contrast mean? (a) many bright colours (b) text stands out clearly (c) no colours at all (d) only red text
36. 36.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
37. 37.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) yellow on black (d) pink on red
38. 38.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
40. 40.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone

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