Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 348 · 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 robots (b) only teachers (c) people who are blind (d) only coders
2. 2.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h2> (c) <h1> (d) <h6>
3. 3.♿ What does good colour contrast mean? (a) many bright colours (b) text stands out clearly (c) no colours at all (d) only red text
4. 4.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
5. 5.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
6. 6.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
7. 7.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
8. 8.Which colour pair is easy to read? (a) black on white (b) yellow on white (c) light grey on white (d) red on green
9. 9.Which colour pair is hard to read? (a) black on white (b) yellow on black (c) white on black (d) blue on purple
10. 10.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) No (b) Yes
11. 11.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
12. 12.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
13. 13.Which colour pair is hard to read? (a) red on green (b) yellow on black (c) dark grey on white (d) white on black
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
15. 15.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
17. 17.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
18. 18.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) white on black (d) red on green
19. 19.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h1> (d) <h3>
20. 20.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
21. 21.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
22. 22.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
23. 23.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
24. 24.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h3> (d) <h4>
25. 25.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
26. 26.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
27. 27.Which colour pair is easy to read? (a) light grey on white (b) dark grey on white (c) yellow on white (d) red on green
28. 28.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
29. 29.Which colour pair is hard to read? (a) light grey on white (b) dark grey on white (c) black on white (d) yellow on black
30. 30.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
31. 31.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
32. 32.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
33. 33.True or false: “label every form box” helps everyone use the page. (a) True (b) False
34. 34.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) yellow on white (d) yellow on black
35. 35.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
36. 36.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) click here (d) link
37. 37.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) red on green (d) white on dark blue
38. 38.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
39. 39.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
40. 40.True or false: “images with no alt” makes the page harder to use. (a) False (b) True

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