Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 464 · 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.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
2. 2.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
3. 3.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) light grey on white (d) white on black
4. 4.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
6. 6.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
7. 7.♿ What does good colour contrast mean? (a) only red text (b) many bright colours (c) text stands out clearly (d) no colours at all
8. 8.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only robots (d) only coders
9. 9.Which colour pair is hard to read? (a) dark grey on white (b) white on dark blue (c) yellow on black (d) yellow on white
10. 10.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
11. 11.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
12. 12.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
13. 13.Which colour pair is easy to read? (a) light grey on white (b) pink on red (c) dark grey on white (d) blue on purple
14. 14.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
15. 15.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h1> (d) <h2>
16. 16.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
17. 17.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h6> (d) <h1>
18. 18.True or false: “label every form box” makes the page harder to use. (a) True (b) False
19. 19.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
20. 20.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
21. 21.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
22. 22.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) here (d) click here
23. 23.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h6> (d) <h1>
24. 24.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
25. 25.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) red on green (d) white on dark blue
26. 26.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
27. 27.Which colour pair is hard to read? (a) yellow on black (b) blue on purple (c) black on white (d) white on dark blue
28. 28.Which colour pair is easy to read? (a) yellow on black (b) light grey on white (c) blue on purple (d) red on green
29. 29.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
30. 30.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h3> (d) <h4>
31. 31.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
32. 32.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
33. 33.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) black on white (d) pink on red
34. 34.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) Yes (b) No
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
37. 37.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h4> (d) <h1>
38. 38.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
40. 40.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read

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