Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 398 · 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.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) people who are blind (d) only coders
2. 2.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
3. 3.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h4> (d) <h5>
4. 4.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
5. 5.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
6. 6.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
7. 7.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h5> (d) <h2>
8. 8.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h2> (d) <h5>
9. 9.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
10. 10.Which colour pair is hard to read? (a) dark grey on white (b) light grey on white (c) white on dark blue (d) black on white
11. 11.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
12. 12.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
14. 14.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
15. 15.Which colour pair is easy to read? (a) dark grey on white (b) pink on red (c) light grey on white (d) red on green
16. 16.Which colour pair is easy to read? (a) yellow on black (b) blue on purple (c) pink on red (d) light grey on white
17. 17.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
18. 18.♿ What does good colour contrast mean? (a) only red text (b) text stands out clearly (c) no colours at all (d) many bright colours
19. 19.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
20. 20.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
22. 22.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
23. 23.Which colour pair is easy to read? (a) light grey on white (b) pink on red (c) black on white (d) red on green
24. 24.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
25. 25.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h2> (d) <h3>
26. 26.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
27. 27.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h3> (d) <h6>
28. 28.True or false: “label every form box” helps everyone use the page. (a) True (b) False
29. 29.Which colour pair is easy to read? (a) red on green (b) white on black (c) yellow on white (d) light grey on white
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) Yes (b) No
31. 31.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
32. 32.Which colour pair is hard to read? (a) yellow on black (b) white on black (c) white on dark blue (d) yellow on white
33. 33.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
34. 34.Which colour pair is easy to read? (a) white on dark blue (b) pink on red (c) yellow on white (d) red on green
35. 35.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
36. 36.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
37. 37.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
38. 38.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
39. 39.Which colour pair is hard to read? (a) red on green (b) dark grey on white (c) white on dark blue (d) black on white
40. 40.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) here (d) link

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