Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 517 · 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) blue on purple (b) yellow on white (c) light grey on white (d) black on white
2. 2.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
3. 3.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
4. 4.♿ What does good colour contrast mean? (a) text stands out clearly (b) no colours at all (c) many bright colours (d) only red text
5. 5.Which colour pair is hard to read? (a) light grey on white (b) yellow on black (c) dark grey on white (d) white on black
6. 6.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
7. 7.♿ Who uses a screen reader? (a) only robots (b) only teachers (c) people who are blind (d) only coders
8. 8.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
9. 9.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
10. 10.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
11. 11.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h4> (d) <h6>
12. 12.Which colour pair is easy to read? (a) light grey on white (b) white on dark blue (c) blue on purple (d) pink on red
13. 13.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h3> (a) No (b) Yes
15. 15.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
16. 16.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
17. 17.♿ Which link text is clearest? (a) click here (b) link (c) Read the fruit facts (d) here
18. 18.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
19. 19.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) yellow on black (d) yellow on white
20. 20.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
21. 21.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h6> (d) <h5>
22. 22.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
24. 24.Which colour pair is hard to read? (a) dark grey on white (b) white on dark blue (c) blue on purple (d) white on black
25. 25.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
26. 26.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
27. 27.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) light grey on white (d) yellow on black
28. 28.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) black on white (d) pink on red
29. 29.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
30. 30.Which colour pair is hard to read? (a) black on white (b) yellow on black (c) red on green (d) white on black
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
32. 32.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
33. 33.🌗 Is white on dark blue 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> → <h2> → <h3> (a) No (b) Yes
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h1> (a) Yes (b) No
36. 36.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
37. 37.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
38. 38.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h5> (d) <h4>
39. 39.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
40. 40.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read

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