Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 522 · 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) blue on purple (b) dark grey on white (c) black on white (d) white on black
2. 2.♿ Who uses a screen reader? (a) people who are blind (b) only robots (c) only coders (d) only teachers
3. 3.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
4. 4.Which colour pair is hard to read? (a) pink on red (b) black on white (c) yellow on black (d) white on dark blue
5. 5.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
6. 6.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
7. 7.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h2> (d) <h6>
8. 8.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) only red text (d) no colours at all
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.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h5> (d) <h4>
11. 11.Which colour pair is easy to read? (a) black on white (b) blue on purple (c) yellow on white (d) light grey on white
12. 12.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) yellow on white (d) dark grey on white
13. 13.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
15. 15.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
16. 16.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
17. 17.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) link (d) here
18. 18.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h6> (d) <h3>
19. 19.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
20. 20.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
21. 21.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
22. 22.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
23. 23.Which colour pair is easy to read? (a) white on dark blue (b) blue on purple (c) yellow on white (d) pink on red
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
25. 25.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
26. 26.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
27. 27.Which colour pair is easy to read? (a) yellow on white (b) yellow on black (c) pink on red (d) red on green
28. 28.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
29. 29.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) pink on red (d) white on black
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
31. 31.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h4> (d) <h1>
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) No (b) Yes
34. 34.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
35. 35.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
36. 36.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
38. 38.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) Yes (b) No
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) No (b) Yes

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