Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 263 · 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) white on dark blue (c) yellow on white (d) dark grey on white
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h4> → <h5> (a) Yes (b) No
3. 3.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
4. 4.Which colour pair is easy to read? (a) pink on red (b) blue on purple (c) red on green (d) yellow on black
5. 5.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) only robots (d) people who are blind
6. 6.Which colour pair is easy to read? (a) pink on red (b) blue on purple (c) yellow on white (d) dark grey on white
7. 7.♿ Which link text is clearest? (a) link (b) click here (c) Read the fruit facts (d) here
8. 8.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
9. 9.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h4> (d) <h1>
10. 10.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
11. 11.Which colour pair is easy to read? (a) yellow on white (b) white on dark blue (c) light grey on white (d) pink on red
12. 12.♿ What does good colour contrast mean? (a) text stands out clearly (b) no colours at all (c) many bright colours (d) only red text
13. 13.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) Yes (b) No
15. 15.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
16. 16.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) light grey on white (d) black on white
17. 17.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) black on white (d) red on green
18. 18.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
19. 19.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
21. 21.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
22. 22.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) blue on purple (d) yellow on black
23. 23.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
24. 24.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
25. 25.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
26. 26.Which colour pair is easy to read? (a) pink on red (b) blue on purple (c) yellow on white (d) white on black
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
28. 28.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
29. 29.Which colour pair is hard to read? (a) light grey on white (b) dark grey on white (c) white on dark blue (d) white on black
30. 30.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h2> (d) <h1>
31. 31.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
32. 32.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
33. 33.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
34. 34.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
35. 35.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
36. 36.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h5> (d) <h6>
37. 37.True or false: “label every form box” helps everyone use the page. (a) True (b) False
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) Yes (b) No
39. 39.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
40. 40.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read

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