Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 484 · 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.♿ Who uses a screen reader? (a) only coders (b) only robots (c) only teachers (d) people who are blind
2. 2.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
3. 3.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) white on dark blue (d) blue on purple
4. 4.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h4> → <h4> (a) Yes (b) No
6. 6.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) link (d) here
7. 7.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
8. 8.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
9. 9.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
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 white on dark blue 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> → <h5> (a) Yes (b) No
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) No (b) Yes
14. 14.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
16. 16.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
17. 17.Which colour pair is easy to read? (a) yellow on black (b) yellow on white (c) pink on red (d) light grey on white
18. 18.Which colour pair is hard to read? (a) dark grey on white (b) pink on red (c) yellow on black (d) white on black
19. 19.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
20. 20.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
21. 21.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
22. 22.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h3> (d) <h1>
23. 23.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h6> (d) <h5>
24. 24.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h6> (d) <h1>
25. 25.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
26. 26.♿ What does good colour contrast mean? (a) only red text (b) many bright colours (c) no colours at all (d) text stands out clearly
27. 27.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
28. 28.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
29. 29.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
30. 30.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
31. 31.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
32. 32.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
33. 33.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
35. 35.Which colour pair is easy to read? (a) yellow on white (b) dark grey on white (c) light grey on white (d) pink on red
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) Yes (b) No
37. 37.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
38. 38.Which colour pair is hard to read? (a) black on white (b) yellow on black (c) dark grey on white (d) blue on purple
39. 39.Which colour pair is hard to read? (a) yellow on white (b) white on black (c) dark grey on white (d) black on white
40. 40.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder

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