Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 995 · 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 link text is clearest? (a) link (b) click here (c) Read the fruit facts (d) here
2. 2.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
3. 3.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
4. 4.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
5. 5.True or false: “label every form box” helps everyone use the page. (a) True (b) False
6. 6.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
7. 7.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
8. 8.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
9. 9.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) only robots (d) people who are blind
10. 10.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) white on dark blue (d) red on green
11. 11.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
12. 12.Which colour pair is easy to read? (a) pink on red (b) red on green (c) light grey on white (d) yellow on black
13. 13.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
14. 14.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
15. 15.Which colour pair is hard to read? (a) white on black (b) pink on red (c) black on white (d) dark grey on white
16. 16.🌗 Is light 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) red on green (b) light grey on white (c) yellow on white (d) black on white
18. 18.Which colour pair is hard to read? (a) blue on purple (b) white on black (c) black on white (d) dark grey on white
19. 19.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
20. 20.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
21. 21.Which colour pair is easy to read? (a) red on green (b) white on black (c) pink on red (d) light grey on white
22. 22.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
23. 23.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
24. 24.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
25. 25.🌗 Is white on dark blue 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: write clear link text? (a) makes it harder (b) helps everyone
27. 27.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) Yes (b) No
29. 29.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
30. 30.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
32. 32.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
33. 33.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
34. 34.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
35. 35.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
36. 36.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h4> (d) <h3>
37. 37.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
38. 38.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
39. 39.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes

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