Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 836 · 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.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h6> (d) <h4>
2. 2.Which colour pair is easy to read? (a) blue on purple (b) white on dark blue (c) red on green (d) yellow on white
3. 3.Which colour pair is easy to read? (a) dark grey on white (b) red on green (c) pink on red (d) yellow on white
4. 4.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h3> (d) <h5>
5. 5.Which colour pair is easy to read? (a) light grey on white (b) black on white (c) yellow on white (d) blue on purple
6. 6.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
7. 7.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) link (d) here
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h4> → <h4> (a) Yes (b) No
9. 9.♿ Who uses a screen reader? (a) only robots (b) only teachers (c) only coders (d) people who are blind
10. 10.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
11. 11.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) text stands out clearly (d) no colours at all
12. 12.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
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.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
15. 15.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) blue on purple (d) white on dark blue
16. 16.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
17. 17.Which colour pair is hard to read? (a) pink on red (b) black on white (c) white on black (d) white on dark blue
18. 18.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h3> (d) <h4>
19. 19.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
20. 20.Which colour pair is hard to read? (a) white on dark blue (b) yellow on white (c) dark grey on white (d) black on white
21. 21.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h4> (d) <h2>
22. 22.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
23. 23.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
24. 24.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
25. 25.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) red on green (d) yellow on black
26. 26.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
27. 27.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
28. 28.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
29. 29.Which colour pair is easy to read? (a) pink on red (b) white on black (c) light grey on white (d) yellow on white
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) Yes (b) No
31. 31.🌗 Is white on black 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) yellow on black (d) light grey on white
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
34. 34.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
35. 35.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
37. 37.Which colour pair is hard to read? (a) white on dark blue (b) red on green (c) dark grey on white (d) black on white
38. 38.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
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.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h2> (d) <h6>

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