Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 317 · 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) white on black (b) yellow on white (c) yellow on black (d) dark grey on white
2. 2.♿ Which link text is clearest? (a) here (b) click here (c) Read the fruit facts (d) link
3. 3.Which colour pair is easy to read? (a) red on green (b) black on white (c) blue on purple (d) pink on red
4. 4.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
5. 5.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
6. 6.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h5> (d) <h1>
7. 7.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) blue on purple (d) yellow on black
8. 8.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
9. 9.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
10. 10.Which colour pair is hard to read? (a) dark grey on white (b) red on green (c) black on white (d) white on dark blue
11. 11.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) No (b) Yes
13. 13.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
14. 14.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
15. 15.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
16. 16.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
17. 17.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
18. 18.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) only coders (d) people who are blind
19. 19.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h1> (d) <h4>
20. 20.True or false: “label every form box” makes the page harder to use. (a) False (b) True
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
22. 22.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) text stands out clearly (d) no colours at all
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h2> (a) Yes (b) No
24. 24.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
25. 25.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
26. 26.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
27. 27.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
29. 29.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) yellow on white (d) yellow on black
30. 30.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
31. 31.True or false: “label every form box” helps everyone use the page. (a) True (b) False
32. 32.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h5> (d) <h6>
33. 33.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
34. 34.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) pink on red (d) yellow on black
35. 35.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
36. 36.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
37. 37.Which colour pair is easy to read? (a) light grey on white (b) pink on red (c) red on green (d) dark grey on white
38. 38.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
39. 39.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
40. 40.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False

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