Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 269 · 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.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
2. 2.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
3. 3.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
4. 4.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
5. 5.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
6. 6.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
7. 7.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) blue on purple (d) dark grey on white
8. 8.Which colour pair is easy to read? (a) pink on red (b) blue on purple (c) yellow on white (d) yellow on black
9. 9.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
10. 10.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h1> (d) <h3>
11. 11.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
12. 12.Which colour pair is hard to read? (a) yellow on black (b) white on black (c) dark grey on white (d) red on green
13. 13.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
14. 14.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) here (d) click here
15. 15.♿ Who uses a screen reader? (a) people who are blind (b) only coders (c) only teachers (d) only robots
16. 16.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
17. 17.Which colour pair is easy to read? (a) black on white (b) light grey on white (c) yellow on white (d) pink on red
18. 18.Which colour pair is hard to read? (a) white on black (b) yellow on black (c) yellow on white (d) dark grey on white
19. 19.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
20. 20.True or false: “label every form box” helps everyone use the page. (a) True (b) False
21. 21.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
22. 22.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
23. 23.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) text stands out clearly (d) only red text
24. 24.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h2> (d) <h4>
25. 25.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
26. 26.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
27. 27.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
28. 28.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) white on black (d) pink on red
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2> (a) No (b) Yes
30. 30.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h2> (d) <h6>
31. 31.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
32. 32.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
33. 33.Which colour pair is hard to read? (a) white on black (b) dark grey on white (c) yellow on black (d) light grey on white
34. 34.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
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.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
37. 37.True or false: “label every form box” makes the page harder to use. (a) False (b) True
38. 38.Which colour pair is hard to read? (a) pink on red (b) dark grey on white (c) black on white (d) yellow on black
39. 39.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No

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