Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 847 · 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: link text “click here”? (a) helps everyone (b) makes it harder
2. 2.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) link (d) here
3. 3.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
4. 4.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
5. 5.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
7. 7.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h4> → <h4> (a) No (b) Yes
9. 9.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
10. 10.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h3> (d) <h4>
11. 11.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
12. 12.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) text stands out clearly (d) only red text
13. 13.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
14. 14.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
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.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
17. 17.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) white on dark blue (d) pink on red
18. 18.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
19. 19.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h4> (d) <h2>
20. 20.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
21. 21.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h1> (d) <h5>
22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
23. 23.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h5> (d) <h3>
24. 24.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
25. 25.Which colour pair is easy to read? (a) white on black (b) blue on purple (c) pink on red (d) yellow on white
26. 26.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) dark grey on white (d) red on green
27. 27.Which colour pair is hard to read? (a) dark grey on white (b) red on green (c) yellow on black (d) black on white
28. 28.True or false: “label every form box” helps everyone use the page. (a) False (b) True
29. 29.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
30. 30.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
31. 31.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
32. 32.Which colour pair is hard to read? (a) white on black (b) dark grey on white (c) blue on purple (d) black on white
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
34. 34.True or false: “label every form box” makes the page harder to use. (a) True (b) False
35. 35.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
36. 36.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
37. 37.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
38. 38.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
39. 39.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
40. 40.♿ Who uses a screen reader? (a) only coders (b) only robots (c) only teachers (d) people who are blind

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