Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 502 · 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.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
2. 2.♿ What does good colour contrast mean? (a) many bright colours (b) text stands out clearly (c) no colours at all (d) only red text
3. 3.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
4. 4.Which colour pair is hard to read? (a) white on dark blue (b) pink on red (c) white on black (d) yellow on black
5. 5.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
6. 6.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h2> (d) <h6>
7. 7.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
8. 8.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
9. 9.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
10. 10.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
11. 11.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
12. 12.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
13. 13.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h1> (d) <h5>
14. 14.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) here (d) click here
15. 15.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
16. 16.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) red on green (d) yellow on black
17. 17.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
18. 18.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h2> (d) <h5>
19. 19.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
20. 20.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
21. 21.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) only coders (d) people who are blind
22. 22.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
23. 23.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
24. 24.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
25. 25.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
26. 26.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
27. 27.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
28. 28.Which colour pair is hard to read? (a) dark grey on white (b) blue on purple (c) yellow on black (d) black on white
29. 29.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
30. 30.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
31. 31.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h3> (d) <h5>
32. 32.Which colour pair is easy to read? (a) yellow on black (b) yellow on white (c) blue on purple (d) pink on red
33. 33.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
34. 34.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
35. 35.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
36. 36.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
37. 37.Which colour pair is easy to read? (a) white on black (b) pink on red (c) red on green (d) light grey on white
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
39. 39.Which colour pair is easy to read? (a) pink on red (b) white on dark blue (c) red on green (d) light grey on white
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) No (b) Yes

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