Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 918 · 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 black on white easy or hard to read? (a) easy to read (b) hard to read
2. 2.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
3. 3.Which colour pair is hard to read? (a) yellow on black (b) white on black (c) dark grey on white (d) blue on purple
4. 4.Which colour pair is hard to read? (a) black on white (b) yellow on white (c) yellow on black (d) white on black
5. 5.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
6. 6.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
7. 7.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only robots (d) only coders
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
9. 9.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
10. 10.♿ Which link text is clearest? (a) here (b) click here (c) Read the fruit facts (d) link
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
12. 12.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) No (b) Yes
14. 14.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
16. 16.Which colour pair is hard to read? (a) white on dark blue (b) red on green (c) yellow on black (d) white on black
17. 17.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) only red text (d) no colours at all
18. 18.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h3> (d) <h1>
19. 19.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
20. 20.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) yellow on black (d) red on green
21. 21.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
22. 22.True or false: “label every form box” makes the page harder to use. (a) False (b) True
23. 23.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
24. 24.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
25. 25.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
26. 26.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
27. 27.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
28. 28.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
29. 29.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
30. 30.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h4> (d) <h5>
31. 31.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h2> (a) No (b) Yes
33. 33.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
34. 34.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
35. 35.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
37. 37.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
38. 38.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
39. 39.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) Yes (b) No

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