Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 840 · 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.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) only red text (d) no colours at all
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h1> → <h1> (a) No (b) Yes
3. 3.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) click here (d) link
4. 4.🌗 Is pink on red 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.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) black on white (d) pink on red
7. 7.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
8. 8.Which colour pair is hard to read? (a) white on black (b) white on dark blue (c) black on white (d) yellow on white
9. 9.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) people who are blind (d) only robots
10. 10.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
11. 11.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) Yes (b) No
13. 13.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) blue on purple (d) white on black
14. 14.Which colour pair is easy to read? (a) light grey on white (b) yellow on black (c) red on green (d) pink on red
15. 15.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
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 yellow on black easy or hard to read? (a) hard to read (b) easy to read
18. 18.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
19. 19.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
20. 20.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
21. 21.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
22. 22.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
23. 23.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
24. 24.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h3> (d) <h4>
25. 25.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
26. 26.Which colour pair is hard to read? (a) yellow on black (b) dark grey on white (c) black on white (d) light grey on white
27. 27.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
28. 28.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
30. 30.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
31. 31.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) Yes (b) No
33. 33.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h1> (d) <h4>
34. 34.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
35. 35.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
36. 36.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
37. 37.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h4> (d) <h5>
38. 38.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
39. 39.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
40. 40.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder

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