Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 599 · 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.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
2. 2.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
3. 3.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
4. 4.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) pink on red (d) white on black
5. 5.True or false: “label every form box” makes the page harder to use. (a) True (b) False
6. 6.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
7. 7.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
8. 8.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
9. 9.Which colour pair is easy to read? (a) dark grey on white (b) red on green (c) pink on red (d) light grey on white
10. 10.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) link (d) here
11. 11.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
12. 12.True or false: “label every form box” helps everyone use the page. (a) False (b) True
13. 13.♿ Who uses a screen reader? (a) people who are blind (b) only robots (c) only coders (d) only teachers
14. 14.Which colour pair is easy to read? (a) black on white (b) light grey on white (c) pink on red (d) blue on purple
15. 15.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
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.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) Yes (b) No
18. 18.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h1> (a) No (b) Yes
21. 21.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
22. 22.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h4> (d) <h3>
23. 23.Which colour pair is easy to read? (a) white on black (b) yellow on white (c) blue on purple (d) pink on red
24. 24.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) blue on purple (d) yellow on black
25. 25.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
26. 26.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
27. 27.Which colour pair is hard to read? (a) yellow on black (b) yellow on white (c) white on dark blue (d) black on white
28. 28.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h3> (d) <h4>
29. 29.Which colour pair is hard to read? (a) red on green (b) black on white (c) white on dark blue (d) dark grey on white
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h3> (a) Yes (b) No
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: “add alt text to images” makes the page harder to use. (a) False (b) True
33. 33.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) only red text (d) text stands out clearly
34. 34.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
35. 35.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
36. 36.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
37. 37.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) yellow on black (d) red on green
38. 38.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
39. 39.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
40. 40.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False

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