Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 206 · 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) light grey on white (b) white on black (c) black on white (d) yellow on black
2. 2.♿ What does good colour contrast mean? (a) many bright colours (b) text stands out clearly (c) only red text (d) no colours at all
3. 3.Which colour pair is hard to read? (a) dark grey on white (b) white on dark blue (c) white on black (d) blue on purple
4. 4.♿ Which link text is clearest? (a) click here (b) link (c) Read the fruit facts (d) here
5. 5.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
6. 6.♿ Who uses a screen reader? (a) only coders (b) people who are blind (c) only robots (d) only teachers
7. 7.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
9. 9.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
10. 10.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h2> (d) <h4>
11. 11.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
12. 12.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
13. 13.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
14. 14.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
15. 15.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) white on dark blue (d) yellow on white
16. 16.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
17. 17.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
18. 18.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
19. 19.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) blue on purple (d) white on dark blue
20. 20.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
21. 21.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
22. 22.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h4> (d) <h6>
23. 23.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
24. 24.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h5> (d) <h6>
25. 25.Which colour pair is easy to read? (a) black on white (b) red on green (c) yellow on white (d) light grey on white
26. 26.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
27. 27.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
28. 28.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h4> (d) <h2>
29. 29.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h5> (d) <h1>
30. 30.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
31. 31.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) yellow on black (d) red on green
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) Yes (b) No
33. 33.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
34. 34.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
35. 35.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
36. 36.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
38. 38.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
39. 39.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) pink on red (d) dark grey on white
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) No (b) Yes

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