Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 584 · 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 dark grey on white easy or hard to read? (a) hard to read (b) easy to read
2. 2.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) dark grey on white (d) pink on red
3. 3.Which colour pair is hard to read? (a) yellow on white (b) white on dark blue (c) yellow on black (d) black on white
4. 4.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h3> (d) <h6>
5. 5.Which colour pair is easy to read? (a) pink on red (b) black on white (c) light grey on white (d) blue on purple
6. 6.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only robots (d) only coders
7. 7.♿ What does good colour contrast mean? (a) many bright colours (b) text stands out clearly (c) only red text (d) no colours at all
8. 8.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) pink on red (d) white on dark blue
9. 9.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
10. 10.True or false: “label every form box” helps everyone use the page. (a) False (b) True
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
12. 12.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
13. 13.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
14. 14.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
15. 15.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
16. 16.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
17. 17.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
19. 19.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h4> (d) <h5>
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h2> (a) Yes (b) No
22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
23. 23.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
24. 24.♿ Which link text is clearest? (a) here (b) click here (c) link (d) Read the fruit facts
25. 25.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
26. 26.True or false: “link text “click here”” 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.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
29. 29.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h5> (d) <h3>
30. 30.Which colour pair is easy to read? (a) blue on purple (b) white on black (c) light grey on white (d) red on green
31. 31.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
32. 32.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
33. 33.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
34. 34.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h3> (d) <h2>
35. 35.Which colour pair is hard to read? (a) white on dark blue (b) blue on purple (c) yellow on black (d) dark grey on white
36. 36.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
37. 37.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
38. 38.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h6> (d) <h2>
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) Yes (b) No
40. 40.True or false: “images with no alt” helps everyone use the page. (a) False (b) True

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