Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 755 · 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.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
2. 2.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
3. 3.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h2> (d) <h5>
4. 4.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
5. 5.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
6. 6.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) red on green (d) white on dark blue
7. 7.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) yellow on black (d) pink on red
8. 8.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h1> (d) <h5>
9. 9.Which colour pair is easy to read? (a) light grey on white (b) pink on red (c) white on dark blue (d) red on green
10. 10.Which colour pair is hard to read? (a) light grey on white (b) black on white (c) white on dark blue (d) dark grey on white
11. 11.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) text stands out clearly (d) many bright colours
12. 12.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
13. 13.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
14. 14.Which colour pair is hard to read? (a) blue on purple (b) white on dark blue (c) black on white (d) dark grey on white
15. 15.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
16. 16.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
17. 17.True or false: “label every form box” makes the page harder to use. (a) True (b) False
18. 18.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
19. 19.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
20. 20.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) click here (d) link
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.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
23. 23.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
24. 24.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
25. 25.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
26. 26.Which colour pair is easy to read? (a) blue on purple (b) red on green (c) dark grey on white (d) light grey on white
27. 27.Which colour pair is hard to read? (a) white on dark blue (b) yellow on white (c) yellow on black (d) black on white
28. 28.♿ Who uses a screen reader? (a) only coders (b) only robots (c) only teachers (d) people who are blind
29. 29.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
30. 30.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
31. 31.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
32. 32.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h3> (d) <h5>
33. 33.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
34. 34.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) Yes (b) No
36. 36.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
37. 37.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
38. 38.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
39. 39.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) No (b) Yes

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