Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 168 · 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 easy to read? (a) white on black (b) yellow on white (c) blue on purple (d) red on green
2. 2.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
3. 3.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h2> (d) <h5>
4. 4.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h1> → <h1> (a) No (b) Yes
6. 6.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
7. 7.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
8. 8.Which colour pair is hard to read? (a) white on black (b) black on white (c) red on green (d) white on dark blue
9. 9.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
10. 10.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h6> (d) <h4>
11. 11.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) only red text (d) text stands out clearly
12. 12.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
13. 13.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
14. 14.Which colour pair is easy to read? (a) yellow on black (b) yellow on white (c) blue on purple (d) pink on red
15. 15.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only robots (d) only coders
16. 16.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
17. 17.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) Yes (b) No
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) No (b) Yes
20. 20.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
21. 21.♿ Which link text is clearest? (a) here (b) link (c) Read the fruit facts (d) click here
22. 22.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) No (b) Yes
24. 24.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
25. 25.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
26. 26.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) Yes (b) No
28. 28.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
29. 29.Which colour pair is hard to read? (a) blue on purple (b) white on black (c) yellow on black (d) white on dark blue
30. 30.Which colour pair is easy to read? (a) pink on red (b) white on dark blue (c) yellow on white (d) blue on purple
31. 31.Which colour pair is hard to read? (a) white on black (b) yellow on white (c) black on white (d) yellow on black
32. 32.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
33. 33.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
34. 34.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
35. 35.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
36. 36.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h1> (d) <h2>
37. 37.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
38. 38.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
39. 39.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No

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