Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 334 · 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) blue on purple (b) light grey on white (c) pink on red (d) white on dark blue
2. 2.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h2> (d) <h3>
3. 3.♿ Who uses a screen reader? (a) people who are blind (b) only coders (c) only robots (d) only teachers
4. 4.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
5. 5.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
6. 6.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
7. 7.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) pink on red (d) white on black
8. 8.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
9. 9.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) light grey on white (d) yellow on black
10. 10.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) No (b) Yes
11. 11.Which colour pair is easy to read? (a) yellow on white (b) yellow on black (c) blue on purple (d) red on green
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) Yes (b) No
13. 13.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) white on black (d) yellow on white
14. 14.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
15. 15.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
16. 16.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h2> (d) <h4>
17. 17.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
18. 18.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) pink on red (d) black on white
19. 19.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
20. 20.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
21. 21.♿ What does good colour contrast mean? (a) many bright colours (b) text stands out clearly (c) only red text (d) no colours at all
22. 22.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
23. 23.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
24. 24.♿ Which link text is clearest? (a) link (b) click here (c) Read the fruit facts (d) here
25. 25.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) yellow on black (d) red on green
26. 26.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
27. 27.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
28. 28.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
29. 29.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
30. 30.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
31. 31.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
32. 32.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
33. 33.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) No (b) Yes
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
36. 36.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
37. 37.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
38. 38.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
40. 40.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone

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