Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 834 · 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.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
2. 2.Which colour pair is hard to read? (a) blue on purple (b) yellow on black (c) white on dark blue (d) black on white
3. 3.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
4. 4.♿ What does good colour contrast mean? (a) no colours at all (b) text stands out clearly (c) many bright colours (d) only red text
5. 5.True or false: “label every form box” helps everyone use the page. (a) False (b) True
6. 6.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
7. 7.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
8. 8.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h1> (d) <h2>
9. 9.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
10. 10.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
11. 11.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h5> (d) <h6>
12. 12.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
13. 13.♿ Who uses a screen reader? (a) people who are blind (b) only coders (c) only teachers (d) only robots
14. 14.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
15. 15.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
16. 16.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
17. 17.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
18. 18.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) Yes (b) No
20. 20.Which colour pair is hard to read? (a) yellow on black (b) light grey on white (c) black on white (d) dark grey on white
21. 21.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
22. 22.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
23. 23.Which colour pair is hard to read? (a) yellow on white (b) white on black (c) yellow on black (d) white on dark blue
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) No (b) Yes
25. 25.Which colour pair is easy to read? (a) yellow on white (b) white on dark blue (c) light grey on white (d) blue on purple
26. 26.Which colour pair is easy to read? (a) blue on purple (b) pink on red (c) black on white (d) yellow on white
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) No (b) Yes
28. 28.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) link (d) click here
29. 29.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
30. 30.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) Yes (b) No
32. 32.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) Yes (b) No
34. 34.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
36. 36.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) white on black (d) red on green
37. 37.🌗 Is pink on red 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: link text “click here”? (a) makes it harder (b) helps everyone
39. 39.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
40. 40.True or false: “use headings in order” helps everyone use the page. (a) False (b) True

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