Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 688 · 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.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) only red text (d) text stands out clearly
2. 2.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
3. 3.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h5> (d) <h1>
4. 4.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
5. 5.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h3> → <h2> (a) No (b) Yes
7. 7.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h5> (d) <h1>
8. 8.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) people who are blind (d) only robots
9. 9.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
10. 10.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
12. 12.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
13. 13.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
14. 14.♿ Does this help everyone, or make the page harder to use: link text “click here”? (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.Which colour pair is hard to read? (a) white on black (b) blue on purple (c) yellow on black (d) dark grey on white
17. 17.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
18. 18.Which colour pair is easy to read? (a) yellow on white (b) white on dark blue (c) pink on red (d) red on green
19. 19.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) pink on red (d) white on black
20. 20.True or false: “label every form box” makes the page harder to use. (a) False (b) True
21. 21.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
22. 22.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h3> (d) <h2>
23. 23.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
24. 24.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) white on black (d) light grey on white
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> → <h2> (a) Yes (b) No
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
29. 29.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
30. 30.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
31. 31.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h6> (d) <h5>
32. 32.Which colour pair is easy to read? (a) yellow on white (b) yellow on black (c) light grey on white (d) blue on purple
33. 33.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
35. 35.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
36. 36.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
37. 37.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
38. 38.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
39. 39.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
40. 40.Which colour pair is easy to read? (a) blue on purple (b) red on green (c) dark grey on white (d) pink on red

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