Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 960 · 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: use big enough text? (a) helps everyone (b) makes it harder
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h3> → <h3> (a) Yes (b) No
3. 3.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
4. 4.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) white on dark blue (d) yellow on white
5. 5.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) blue on purple (d) white on black
6. 6.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) people who are blind (d) only coders
7. 7.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h4> (d) <h6>
8. 8.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
9. 9.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) link (d) here
10. 10.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h6> (d) <h5>
11. 11.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
12. 12.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h5> (d) <h3>
13. 13.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
14. 14.Which colour pair is easy to read? (a) red on green (b) yellow on black (c) yellow on white (d) blue on purple
15. 15.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
16. 16.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h6> (d) <h2>
17. 17.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2> (a) No (b) Yes
19. 19.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
20. 20.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
21. 21.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
22. 22.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
23. 23.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h4> (d) <h1>
24. 24.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
25. 25.♿ What does good colour contrast mean? (a) only red text (b) many bright colours (c) no colours at all (d) text stands out clearly
26. 26.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
27. 27.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
28. 28.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
30. 30.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) black on white (d) yellow on white
31. 31.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
34. 34.Which colour pair is hard to read? (a) white on black (b) dark grey on white (c) red on green (d) yellow on black
35. 35.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
36. 36.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
37. 37.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
38. 38.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) Yes (b) No

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