Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 957 · 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 white on dark blue easy or hard to read? (a) hard to read (b) easy to read
2. 2.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
3. 3.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
4. 4.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
5. 5.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
6. 6.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
7. 7.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
8. 8.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) link (d) here
9. 9.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
10. 10.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
11. 11.♿ Who uses a screen reader? (a) only robots (b) only teachers (c) people who are blind (d) only coders
12. 12.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
13. 13.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
14. 14.Which colour pair is easy to read? (a) red on green (b) blue on purple (c) light grey on white (d) white on dark blue
15. 15.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
16. 16.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
17. 17.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h3> (d) <h4>
18. 18.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h4> (d) <h3>
19. 19.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
20. 20.Which colour pair is hard to read? (a) blue on purple (b) dark grey on white (c) white on dark blue (d) black on white
21. 21.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) text stands out clearly (d) no colours at all
22. 22.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) yellow on white (d) white on dark blue
23. 23.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
24. 24.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) No (b) Yes
26. 26.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
27. 27.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
28. 28.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
30. 30.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
31. 31.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
32. 32.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
33. 33.Which colour pair is easy to read? (a) black on white (b) pink on red (c) light grey on white (d) blue on purple
34. 34.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
35. 35.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
38. 38.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
39. 39.Which colour pair is easy to read? (a) yellow on black (b) pink on red (c) red on green (d) blue on purple
40. 40.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h6> (d) <h4>

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