Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 539 · 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) light grey on white (b) yellow on white (c) dark grey on white (d) blue on purple
2. 2.Which colour pair is hard to read? (a) yellow on white (b) white on dark blue (c) black on white (d) white on black
3. 3.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
4. 4.♿ Which link text is clearest? (a) Read the fruit facts (b) link (c) click here (d) here
5. 5.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h4> (d) <h3>
6. 6.♿ Who uses a screen reader? (a) only robots (b) only teachers (c) people who are blind (d) only coders
7. 7.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
8. 8.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
9. 9.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
10. 10.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
11. 11.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
12. 12.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
13. 13.True or false: “label every form box” makes the page harder to use. (a) False (b) True
14. 14.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
15. 15.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
16. 16.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h5> (d) <h6>
17. 17.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) light grey on white (d) white on dark blue
18. 18.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
19. 19.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
20. 20.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
21. 21.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) red on green (d) white on black
22. 22.♿ What does good colour contrast mean? (a) text stands out clearly (b) no colours at all (c) many bright colours (d) only red text
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.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h3> (d) <h6>
25. 25.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) pink on red (d) yellow on black
26. 26.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
27. 27.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
28. 28.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
29. 29.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
31. 31.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
32. 32.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
33. 33.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
34. 34.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
35. 35.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
36. 36.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
37. 37.Which colour pair is easy to read? (a) yellow on white (b) yellow on black (c) pink on red (d) light grey on white
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
39. 39.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
40. 40.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read

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