Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 538 · 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) yellow on black (c) light grey on white (d) dark grey on white
2. 2.Which colour pair is hard to read? (a) yellow on black (b) dark grey on white (c) pink on red (d) white on black
3. 3.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
4. 4.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h5> (d) <h4>
5. 5.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
6. 6.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
7. 7.Which colour pair is hard to read? (a) dark grey on white (b) blue on purple (c) black on white (d) white on dark blue
8. 8.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) people who are blind (d) only robots
9. 9.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) text stands out clearly (d) no colours at all
10. 10.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
11. 11.Which colour pair is hard to read? (a) black on white (b) red on green (c) white on black (d) white on dark blue
12. 12.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) black on white (d) yellow on white
13. 13.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
14. 14.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
15. 15.True or false: “label every form box” helps everyone use the page. (a) True (b) False
16. 16.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
17. 17.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
18. 18.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
19. 19.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h2> (d) <h1>
20. 20.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h5> (d) <h1>
21. 21.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
22. 22.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
23. 23.True or false: “label every form box” makes the page harder to use. (a) True (b) False
24. 24.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
25. 25.♿ Which link text is clearest? (a) here (b) click here (c) link (d) Read the fruit facts
26. 26.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
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 easy to read? (a) yellow on white (b) pink on red (c) light grey on white (d) black on white
29. 29.Which colour pair is easy to read? (a) red on green (b) dark grey on white (c) light grey on white (d) blue on purple
30. 30.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
31. 31.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
32. 32.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
33. 33.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
34. 34.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
35. 35.Which colour pair is easy to read? (a) pink on red (b) red on green (c) yellow on black (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.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) Yes (b) No
38. 38.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
39. 39.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
40. 40.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder

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