Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 120 · 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.True or false: “label every form box” helps everyone use the page. (a) False (b) True
2. 2.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
3. 3.Which colour pair is easy to read? (a) pink on red (b) blue on purple (c) white on black (d) yellow on white
4. 4.♿ What does good colour contrast mean? (a) only red text (b) many bright colours (c) text stands out clearly (d) no colours at all
5. 5.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only coders (d) only robots
6. 6.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) blue on purple (d) yellow on black
7. 7.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
8. 8.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
9. 9.Which colour pair is hard to read? (a) white on black (b) pink on red (c) dark grey on white (d) black on white
10. 10.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h1> (d) <h6>
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h1> (a) Yes (b) No
12. 12.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) pink on red (d) black on white
13. 13.Which colour pair is easy to read? (a) white on dark blue (b) blue on purple (c) yellow on white (d) pink on red
14. 14.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3> (a) No (b) Yes
16. 16.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
17. 17.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h4> (d) <h5>
18. 18.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
19. 19.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
20. 20.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) dark grey on white (d) pink on red
21. 21.🌗 Is black on white 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: skipping heading levels? (a) makes it harder (b) helps everyone
23. 23.♿ Which link text is clearest? (a) Read the fruit facts (b) link (c) here (d) click here
24. 24.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h1> (d) <h6>
25. 25.Which colour pair is hard to read? (a) dark grey on white (b) white on dark blue (c) light grey on white (d) black on white
26. 26.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
27. 27.True or false: “label every form box” makes the page harder to use. (a) True (b) False
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) Yes (b) No
29. 29.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
30. 30.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
31. 31.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
32. 32.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
33. 33.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
34. 34.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
37. 37.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
38. 38.Which colour pair is hard to read? (a) yellow on black (b) white on black (c) red on green (d) black on white
39. 39.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h6> (d) <h2>
40. 40.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read

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