Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 784 · 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) yellow on black (b) yellow on white (c) white on dark blue (d) white on black
2. 2.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
3. 3.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
4. 4.🌗 Is blue on purple 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: use headings in order? (a) helps everyone (b) makes it harder
6. 6.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
7. 7.♿ What does good colour contrast mean? (a) no colours at all (b) text stands out clearly (c) only red text (d) many bright colours
8. 8.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
9. 9.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only coders (d) only robots
10. 10.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
11. 11.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) yellow on black (d) pink on red
12. 12.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
13. 13.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) blue on purple (d) white on dark blue
14. 14.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
15. 15.♿ Which link text is clearest? (a) here (b) Read the fruit facts (c) click here (d) link
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
17. 17.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) Yes (b) No
18. 18.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h2> (d) <h4>
19. 19.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
20. 20.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) white on dark blue (d) light grey on white
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h3> (a) Yes (b) No
22. 22.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
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.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
25. 25.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
26. 26.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
27. 27.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
28. 28.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
29. 29.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
30. 30.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h2> (d) <h4>
31. 31.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
32. 32.Which colour pair is easy to read? (a) black on white (b) pink on red (c) red on green (d) yellow on white
33. 33.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
34. 34.True or false: “label every form box” makes the page harder to use. (a) True (b) False
35. 35.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
36. 36.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
37. 37.Which colour pair is easy to read? (a) blue on purple (b) pink on red (c) dark grey on white (d) red on green
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
39. 39.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h3> (d) <h4>
40. 40.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) black on white (d) pink on red

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