Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 868 · 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.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) only red text (d) text stands out clearly
2. 2.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
3. 3.Which colour pair is hard to read? (a) dark grey on white (b) light grey on white (c) yellow on black (d) white on dark blue
4. 4.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
5. 5.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
7. 7.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
8. 8.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
9. 9.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
10. 10.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
11. 11.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h5> (d) <h4>
12. 12.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) pink on red (d) black on white
13. 13.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) here (d) link
14. 14.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
15. 15.♿ 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>
16. 16.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
17. 17.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
18. 18.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
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.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) people who are blind (d) only robots
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.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
23. 23.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
24. 24.Which colour pair is hard to read? (a) yellow on black (b) red on green (c) black on white (d) white on dark blue
25. 25.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
26. 26.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
27. 27.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) white on dark blue (d) blue on purple
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) No (b) Yes
29. 29.Which colour pair is easy to read? (a) white on dark blue (b) light grey on white (c) red on green (d) pink on red
30. 30.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
32. 32.Which colour pair is hard to read? (a) black on white (b) white on black (c) yellow on white (d) dark grey on white
33. 33.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h1> (d) <h3>
34. 34.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
35. 35.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
36. 36.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) yellow on white (d) white on black
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
38. 38.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) Yes (b) No
40. 40.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False

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