Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 403 · 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.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) only red text (d) text stands out clearly
2. 2.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
3. 3.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
4. 4.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h2> (d) <h6>
5. 5.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h2> → <h3> (a) No (b) Yes
7. 7.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) people who are blind (d) only robots
8. 8.Which colour pair is hard to read? (a) black on white (b) white on black (c) yellow on black (d) red on green
9. 9.♿ Which link text is clearest? (a) here (b) click here (c) Read the fruit facts (d) link
10. 10.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
11. 11.Which colour pair is hard to read? (a) white on black (b) pink on red (c) white on dark blue (d) yellow on black
12. 12.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
13. 13.Which colour pair is easy to read? (a) light grey on white (b) red on green (c) dark grey on white (d) yellow on white
14. 14.Which colour pair is easy to read? (a) blue on purple (b) yellow on black (c) yellow on white (d) pink on red
15. 15.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
16. 16.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h1> (d) <h4>
17. 17.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
18. 18.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h4> (d) <h6>
19. 19.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) black on white (d) light grey on white
20. 20.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
21. 21.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h4> (d) <h3>
22. 22.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
23. 23.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
25. 25.Which colour pair is easy to read? (a) red on green (b) yellow on white (c) light grey on white (d) white on black
26. 26.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h5> (d) <h4>
27. 27.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
28. 28.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
29. 29.Which colour pair is hard to read? (a) yellow on black (b) light grey on white (c) black on white (d) white on black
30. 30.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
31. 31.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) yellow on white (d) white on dark blue
32. 32.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
33. 33.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
34. 34.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
35. 35.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
36. 36.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
37. 37.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
38. 38.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
39. 39.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes

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