Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 505 · 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) text stands out clearly (d) only red text
2. 2.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h4> (d) <h2>
3. 3.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
4. 4.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
5. 5.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
6. 6.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
7. 7.♿ Which link text is clearest? (a) here (b) link (c) click here (d) Read the fruit facts
8. 8.Which colour pair is easy to read? (a) dark grey on white (b) blue on purple (c) pink on red (d) yellow on white
9. 9.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h3> (d) <h5>
10. 10.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
12. 12.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
14. 14.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) white on black (d) pink on red
15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) Yes (b) No
16. 16.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
17. 17.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
18. 18.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) white on black (d) blue on purple
19. 19.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h4> (d) <h5>
20. 20.♿ Who uses a screen reader? (a) people who are blind (b) only robots (c) only coders (d) only teachers
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) No (b) Yes
22. 22.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
23. 23.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
24. 24.Which colour pair is easy to read? (a) white on dark blue (b) blue on purple (c) yellow on white (d) pink on red
25. 25.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
26. 26.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h5> (d) <h6>
27. 27.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) red on green (d) yellow on black
28. 28.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
29. 29.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
30. 30.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
31. 31.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
32. 32.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
33. 33.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
34. 34.🌗 Is yellow 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: tiny grey text? (a) helps everyone (b) makes it harder
36. 36.True or false: “label every form box” makes the page harder to use. (a) True (b) False
37. 37.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
38. 38.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
39. 39.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
40. 40.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone

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