Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 956 · 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 hard to read? (a) dark grey on white (b) yellow on black (c) yellow on white (d) black on white
2. 2.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) here (d) link
3. 3.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
4. 4.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only coders (d) only robots
5. 5.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h6> (d) <h2>
6. 6.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
7. 7.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
8. 8.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h5> (d) <h4>
9. 9.Which colour pair is hard to read? (a) black on white (b) red on green (c) white on black (d) white on dark blue
10. 10.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) Yes (b) No
11. 11.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
12. 12.Which colour pair is easy to read? (a) blue on purple (b) red on green (c) pink on red (d) white on dark blue
13. 13.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
14. 14.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
15. 15.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
16. 16.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
17. 17.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) Yes (b) No
18. 18.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
19. 19.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
20. 20.Which colour pair is hard to read? (a) dark grey on white (b) light grey on white (c) black on white (d) yellow on black
21. 21.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
22. 22.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
23. 23.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
24. 24.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) No (b) Yes
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) Yes (b) No
27. 27.Which colour pair is hard to read? (a) black on white (b) yellow on black (c) blue on purple (d) white on dark blue
28. 28.Which colour pair is easy to read? (a) red on green (b) yellow on white (c) pink on red (d) yellow on black
29. 29.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
30. 30.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
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: use headings in order? (a) helps everyone (b) makes it harder
33. 33.True or false: “colour as the only clue” 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) False (b) True
35. 35.♿ What does good colour contrast mean? (a) only red text (b) many bright colours (c) no colours at all (d) text stands out clearly
36. 36.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
37. 37.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) dark grey on white (d) pink on red
38. 38.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
39. 39.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h2> (d) <h3>
40. 40.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) white on black (d) blue on purple

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