Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 266 · 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.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
3. 3.Which colour pair is hard to read? (a) yellow on white (b) dark grey on white (c) yellow on black (d) black on white
4. 4.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
5. 5.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
6. 6.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
7. 7.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
8. 8.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h1> (d) <h3>
9. 9.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
10. 10.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
11. 11.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
12. 12.Which colour pair is easy to read? (a) light grey on white (b) pink on red (c) blue on purple (d) dark grey on white
13. 13.♿ Which link text is clearest? (a) here (b) click here (c) link (d) Read the fruit facts
14. 14.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
15. 15.Which colour pair is easy to read? (a) pink on red (b) red on green (c) yellow on white (d) black on white
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
17. 17.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) text stands out clearly (d) only red text
18. 18.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
19. 19.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h5> (d) <h6>
20. 20.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) only robots (d) people who are blind
21. 21.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h2> (d) <h6>
22. 22.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h3> (d) <h4>
23. 23.Which colour pair is easy to read? (a) red on green (b) blue on purple (c) yellow on black (d) light grey on white
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
25. 25.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
26. 26.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h5> (d) <h6>
27. 27.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
28. 28.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) black on white (d) blue on purple
29. 29.Which colour pair is hard to read? (a) white on black (b) yellow on black (c) light grey on white (d) white on dark blue
30. 30.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2> (a) No (b) Yes
32. 32.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
33. 33.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
35. 35.True or false: “link text “click here”” 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) makes it harder (b) helps everyone
37. 37.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) white on dark blue (d) blue on purple
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
39. 39.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
40. 40.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone

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