Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 451 · 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: “skipping heading levels” makes the page harder to use. (a) True (b) False
2. 2.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
3. 3.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
4. 4.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) pink on red (d) yellow on black
5. 5.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
6. 6.True or false: “label every form box” helps everyone use the page. (a) False (b) True
7. 7.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
8. 8.♿ Who uses a screen reader? (a) only robots (b) people who are blind (c) only teachers (d) only coders
9. 9.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
10. 10.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
11. 11.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
12. 12.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h1> (d) <h5>
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) Yes (b) No
14. 14.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
15. 15.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
16. 16.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
17. 17.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) no colours at all (d) only red text
18. 18.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) click here (d) here
19. 19.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
20. 20.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
22. 22.Which colour pair is hard to read? (a) yellow on black (b) light grey on white (c) white on black (d) white on dark blue
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
24. 24.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
25. 25.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
27. 27.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) pink on red (d) white on black
28. 28.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h1> (d) <h6>
29. 29.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
30. 30.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
31. 31.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
32. 32.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h4> (d) <h6>
33. 33.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
34. 34.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
35. 35.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h1> (d) <h3>
36. 36.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
37. 37.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
38. 38.Which colour pair is hard to read? (a) black on white (b) red on green (c) dark grey on white (d) yellow on black
39. 39.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
40. 40.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone

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