Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 819 · 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.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
2. 2.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h4> (d) <h1>
3. 3.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
4. 4.Which colour pair is hard to read? (a) yellow on black (b) dark grey on white (c) yellow on white (d) white on dark blue
5. 5.Which colour pair is easy to read? (a) yellow on white (b) dark grey on white (c) blue on purple (d) pink on red
6. 6.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) red on green (d) yellow on black
7. 7.🌗 Is yellow on black 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: images with no alt? (a) helps everyone (b) makes it harder
9. 9.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
10. 10.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
11. 11.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
12. 12.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
13. 13.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
14. 14.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
15. 15.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) text stands out clearly (d) only red text
16. 16.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
17. 17.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
18. 18.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
19. 19.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
20. 20.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3> (a) Yes (b) No
22. 22.♿ Who uses a screen reader? (a) only robots (b) only teachers (c) people who are blind (d) only coders
23. 23.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) yellow on white (d) black on white
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
25. 25.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
26. 26.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) black on white (d) pink on red
27. 27.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
28. 28.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
29. 29.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
30. 30.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h2> (d) <h5>
31. 31.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
32. 32.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
33. 33.Which colour pair is easy to read? (a) blue on purple (b) pink on red (c) yellow on white (d) yellow on black
34. 34.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
35. 35.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
36. 36.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) link (d) here
37. 37.Which colour pair is hard to read? (a) white on black (b) blue on purple (c) white on dark blue (d) dark grey on white
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) Yes (b) No
39. 39.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
40. 40.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True

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