Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 788 · 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) white on dark blue (b) yellow on white (c) dark grey on white (d) yellow on black
2. 2.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) red on green (d) white on dark blue
3. 3.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
4. 4.True or false: “label every form box” helps everyone use the page. (a) False (b) True
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
6. 6.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only coders (d) only robots
7. 7.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
8. 8.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
9. 9.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h5> (d) <h4>
10. 10.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
11. 11.Which colour pair is easy to read? (a) light grey on white (b) dark grey on white (c) yellow on white (d) pink on red
12. 12.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h4> (d) <h3>
13. 13.Which colour pair is hard to read? (a) black on white (b) pink on red (c) dark grey on white (d) white on dark blue
14. 14.♿ What does good colour contrast mean? (a) only red text (b) text stands out clearly (c) no colours at all (d) many bright colours
15. 15.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
16. 16.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
17. 17.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3> (a) Yes (b) No
19. 19.♿ Which link text is clearest? (a) here (b) click here (c) link (d) Read the fruit facts
20. 20.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
21. 21.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
22. 22.🌗 Is white on dark blue 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: tiny grey text? (a) helps everyone (b) makes it harder
24. 24.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
25. 25.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
26. 26.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
27. 27.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
28. 28.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
29. 29.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
31. 31.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) Yes (b) No
33. 33.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
34. 34.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h1> (d) <h4>
35. 35.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) Yes (b) No
37. 37.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) blue on purple (d) yellow on black
38. 38.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h2> (d) <h1>
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
40. 40.True or false: “images with no alt” makes the page harder to use. (a) False (b) True

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