Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 114 · 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) people who are blind (b) only teachers (c) only robots (d) only coders
2. 2.♿ Which link text is clearest? (a) here (b) link (c) click here (d) Read the fruit facts
3. 3.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
4. 4.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
5. 5.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) text stands out clearly (d) no colours at all
6. 6.Which colour pair is hard to read? (a) white on black (b) black on white (c) white on dark blue (d) pink on red
7. 7.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
8. 8.Which colour pair is easy to read? (a) black on white (b) blue on purple (c) yellow on white (d) light grey on white
9. 9.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
10. 10.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
11. 11.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
12. 12.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
13. 13.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
14. 14.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
15. 15.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
16. 16.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
17. 17.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
18. 18.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h6> (d) <h5>
19. 19.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
20. 20.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
21. 21.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) Yes (b) No
23. 23.Which colour pair is easy to read? (a) yellow on white (b) white on dark blue (c) red on green (d) pink on red
24. 24.Which colour pair is easy to read? (a) dark grey on white (b) yellow on white (c) light grey on white (d) red on green
25. 25.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
27. 27.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
28. 28.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) white on black (d) red on green
29. 29.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
30. 30.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
31. 31.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
32. 32.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
33. 33.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) yellow on white (d) dark grey on white
34. 34.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h6> (d) <h2>
35. 35.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
36. 36.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
37. 37.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
38. 38.True or false: “label every form box” makes the page harder to use. (a) False (b) True
39. 39.Which colour pair is easy to read? (a) red on green (b) yellow on white (c) pink on red (d) yellow on black
40. 40.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone

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