Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 907 · 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) dark grey on white (c) black on white (d) red on green
2. 2.Which colour pair is hard to read? (a) yellow on white (b) white on black (c) dark grey on white (d) yellow on black
3. 3.♿ What does good colour contrast mean? (a) text stands out clearly (b) only red text (c) many bright colours (d) no colours at all
4. 4.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only coders (d) only robots
5. 5.Which colour pair is easy to read? (a) light grey on white (b) pink on red (c) blue on purple (d) yellow on black
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h3> → <h3> (a) Yes (b) No
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
8. 8.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
9. 9.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
10. 10.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h6> (d) <h3>
11. 11.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
12. 12.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h1> (d) <h4>
13. 13.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
14. 14.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
15. 15.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
16. 16.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
17. 17.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
18. 18.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
19. 19.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) white on black (d) red on green
20. 20.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
21. 21.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
22. 22.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
23. 23.♿ Which link text is clearest? (a) here (b) click here (c) Read the fruit facts (d) link
24. 24.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
25. 25.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) white on black (d) pink on red
26. 26.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
27. 27.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
29. 29.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
30. 30.Which colour pair is hard to read? (a) yellow on black (b) white on black (c) dark grey on white (d) light grey on white
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) Yes (b) No
32. 32.Which colour pair is easy to read? (a) black on white (b) blue on purple (c) yellow on white (d) pink on red
33. 33.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
34. 34.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
35. 35.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h6> (d) <h1>
36. 36.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
37. 37.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) white on black (d) blue on purple
38. 38.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h6> (d) <h4>
39. 39.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
40. 40.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder

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