Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 980 · 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 light grey on white easy or hard to read? (a) easy to read (b) hard to read
2. 2.Which colour pair is hard to read? (a) white on black (b) yellow on black (c) yellow on white (d) dark grey on white
3. 3.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
4. 4.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
5. 5.Which colour pair is easy to read? (a) light grey on white (b) pink on red (c) dark grey on white (d) yellow on white
6. 6.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h5> (d) <h1>
7. 7.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
8. 8.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) people who are blind (d) only robots
9. 9.Which colour pair is easy to read? (a) white on black (b) yellow on white (c) light grey on white (d) blue on purple
10. 10.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
11. 11.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
12. 12.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
13. 13.Which colour pair is hard to read? (a) black on white (b) yellow on black (c) blue on purple (d) dark grey on white
14. 14.♿ Which link text is clearest? (a) Read the fruit facts (b) link (c) click here (d) here
15. 15.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
16. 16.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h1> (d) <h4>
17. 17.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
18. 18.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
19. 19.Which colour pair is easy to read? (a) red on green (b) yellow on white (c) pink on red (d) yellow on black
20. 20.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h3> (d) <h6>
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
22. 22.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
23. 23.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
24. 24.True or false: “label every form box” makes the page harder to use. (a) False (b) True
25. 25.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
26. 26.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
27. 27.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
28. 28.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) white on dark blue (d) red on green
29. 29.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
30. 30.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) only red text (d) text stands out clearly
31. 31.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h2> (d) <h1>
32. 32.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
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: add alt text to images? (a) makes it harder (b) helps everyone
35. 35.Which colour pair is easy to read? (a) black on white (b) red on green (c) pink on red (d) yellow on white
36. 36.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
37. 37.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h2> (d) <h6>
38. 38.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
39. 39.🌗 Is black on white 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: use headings in order? (a) makes it harder (b) helps everyone

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