Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 916 · 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.Which colour pair is hard to read? (a) dark grey on white (b) light grey on white (c) yellow on black (d) black on white
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h3> (a) No (b) Yes
3. 3.Which colour pair is easy to read? (a) blue on purple (b) pink on red (c) white on dark blue (d) red on green
4. 4.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
5. 5.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) here (d) click here
6. 6.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) text stands out clearly (d) only red text
7. 7.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
8. 8.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
9. 9.Which colour pair is hard to read? (a) yellow on white (b) white on dark blue (c) black on white (d) yellow on black
10. 10.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
11. 11.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
12. 12.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
13. 13.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
15. 15.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) yellow on black (d) blue on purple
16. 16.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
17. 17.Which colour pair is hard to read? (a) red on green (b) black on white (c) white on black (d) white on dark blue
18. 18.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
19. 19.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
20. 20.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h6> (d) <h3>
21. 21.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h1> (d) <h4>
22. 22.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h4> (d) <h5>
23. 23.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only coders (d) only robots
24. 24.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
25. 25.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
26. 26.True or false: “label every form box” 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.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
29. 29.Which colour pair is easy to read? (a) pink on red (b) blue on purple (c) dark grey on white (d) light grey on white
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.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
32. 32.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
33. 33.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
34. 34.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
35. 35.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
36. 36.Which colour pair is easy to read? (a) black on white (b) light grey on white (c) red on green (d) blue on purple
37. 37.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h1> (d) <h3>
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) No (b) Yes
39. 39.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
40. 40.True or false: “images with no alt” helps everyone use the page. (a) True (b) False

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