Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 971 · 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 this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
2. 2.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
3. 3.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
4. 4.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h6> (d) <h2>
5. 5.♿ Who uses a screen reader? (a) people who are blind (b) only coders (c) only robots (d) only teachers
6. 6.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
7. 7.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
8. 8.Which colour pair is easy to read? (a) blue on purple (b) pink on red (c) white on dark blue (d) red on green
9. 9.♿ Which link text is clearest? (a) here (b) click here (c) link (d) Read the fruit facts
10. 10.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h6> (d) <h1>
11. 11.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) light grey on white (d) black on white
12. 12.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) Yes (b) No
14. 14.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) pink on red (d) yellow on black
15. 15.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
16. 16.Which colour pair is hard to read? (a) yellow on black (b) dark grey on white (c) white on dark blue (d) yellow on white
17. 17.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
18. 18.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
19. 19.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
20. 20.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
21. 21.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
22. 22.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
23. 23.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
25. 25.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
26. 26.♿ What does good colour contrast mean? (a) no colours at all (b) text stands out clearly (c) only red text (d) many bright colours
27. 27.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
28. 28.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
29. 29.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
30. 30.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
31. 31.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
32. 32.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h3> (a) No (b) Yes
34. 34.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
35. 35.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h2> (d) <h3>
36. 36.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
37. 37.Which colour pair is hard to read? (a) blue on purple (b) dark grey on white (c) white on dark blue (d) white on black
38. 38.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
40. 40.Which colour pair is easy to read? (a) dark grey on white (b) yellow on white (c) pink on red (d) light grey on white

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