Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 831 · 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.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h3> (d) <h2>
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h4> → <h3> (a) Yes (b) No
3. 3.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h2> (d) <h6>
4. 4.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) text stands out clearly (d) only red text
5. 5.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h3> (d) <h2>
6. 6.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
7. 7.Which colour pair is hard to read? (a) dark grey on white (b) red on green (c) white on dark blue (d) black on white
8. 8.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
9. 9.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h4> → <h3> (a) No (b) Yes
10. 10.♿ Who uses a screen reader? (a) only coders (b) only robots (c) only teachers (d) people who are blind
11. 11.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) white on dark blue (d) light grey on white
12. 12.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
13. 13.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) pink on red (d) black on white
14. 14.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h5> (d) <h4>
15. 15.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
16. 16.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
17. 17.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
18. 18.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) link (d) click here
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) No (b) Yes
20. 20.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
21. 21.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
22. 22.Which colour pair is easy to read? (a) dark grey on white (b) yellow on white (c) blue on purple (d) light grey on white
23. 23.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
24. 24.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
25. 25.True or false: “label every form box” helps everyone use the page. (a) False (b) True
26. 26.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
27. 27.Which colour pair is easy to read? (a) red on green (b) yellow on black (c) blue on purple (d) yellow on white
28. 28.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
29. 29.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
30. 30.Which colour pair is easy to read? (a) pink on red (b) white on black (c) light grey on white (d) blue on purple
31. 31.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
33. 33.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
34. 34.Which colour pair is hard to read? (a) dark grey on white (b) light grey on white (c) black on white (d) white on black
35. 35.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
36. 36.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) white on black (d) yellow on white
37. 37.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
38. 38.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
39. 39.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
40. 40.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone

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