Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 467 · 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 hard to read? (a) yellow on white (b) dark grey on white (c) white on black (d) white on dark blue
2. 2.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
3. 3.Which colour pair is easy to read? (a) light grey on white (b) pink on red (c) black on white (d) yellow on white
4. 4.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
5. 5.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
6. 6.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
7. 7.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h5> (d) <h3>
8. 8.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) no colours at all (d) text stands out clearly
9. 9.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h2> (d) <h6>
10. 10.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
11. 11.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
12. 12.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h5> (d) <h1>
13. 13.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
14. 14.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
16. 16.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
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: use big enough 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) makes it harder (b) helps everyone
20. 20.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
21. 21.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
22. 22.Which colour pair is easy to read? (a) white on black (b) yellow on white (c) blue on purple (d) red on green
23. 23.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) yellow on black (d) pink on red
24. 24.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) Yes (b) No
26. 26.♿ Who uses a screen reader? (a) only robots (b) only coders (c) people who are blind (d) only teachers
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) Yes (b) No
28. 28.Which colour pair is easy to read? (a) light grey on white (b) yellow on black (c) pink on red (d) yellow on white
29. 29.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
30. 30.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
31. 31.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) link (d) here
32. 32.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
33. 33.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
34. 34.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
35. 35.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
36. 36.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
37. 37.Which colour pair is easy to read? (a) blue on purple (b) dark grey on white (c) red on green (d) yellow on white
38. 38.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
39. 39.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h4> (d) <h6>
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No

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