Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 137 · 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.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
2. 2.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) only red text (d) text stands out clearly
3. 3.Which colour pair is easy to read? (a) white on black (b) red on green (c) light grey on white (d) yellow on white
4. 4.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) dark grey on white (d) pink on red
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
6. 6.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
7. 7.♿ Which link text is clearest? (a) here (b) Read the fruit facts (c) click here (d) link
8. 8.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) people who are blind (d) only coders
9. 9.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
10. 10.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
11. 11.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h5> (d) <h1>
12. 12.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
13. 13.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
14. 14.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
15. 15.Which colour pair is hard to read? (a) white on dark blue (b) yellow on white (c) black on white (d) white on black
16. 16.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
17. 17.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
18. 18.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h1> (d) <h6>
19. 19.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
20. 20.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
21. 21.Which colour pair is easy to read? (a) pink on red (b) blue on purple (c) red on green (d) white on dark blue
22. 22.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
23. 23.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
24. 24.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h2> (c) <h6> (d) <h4>
25. 25.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h2> (d) <h1>
26. 26.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
27. 27.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
28. 28.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
29. 29.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
30. 30.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
31. 31.Which colour pair is easy to read? (a) light grey on white (b) pink on red (c) yellow on black (d) yellow on white
32. 32.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h6> (d) <h3>
33. 33.True or false: “skipping heading levels” 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.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
37. 37.True or false: “label every form box” makes the page harder to use. (a) True (b) False
38. 38.True or false: “label every form box” helps everyone use the page. (a) False (b) True
39. 39.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
40. 40.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True

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