Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 170 · 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 black on white easy or hard to read? (a) hard to read (b) easy to read
2. 2.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
3. 3.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) red on green (d) yellow on black
4. 4.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
5. 5.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
6. 6.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h4> → <h3> (a) Yes (b) No
8. 8.True or false: “label every form box” makes the page harder to use. (a) False (b) True
9. 9.Which colour pair is hard to read? (a) white on black (b) yellow on black (c) light grey on white (d) white on dark blue
10. 10.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h6> (d) <h2>
11. 11.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
12. 12.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h6> (d) <h4>
13. 13.♿ Who uses a screen reader? (a) only coders (b) people who are blind (c) only teachers (d) only robots
14. 14.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) here (d) link
15. 15.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) white on black (d) red on green
16. 16.Which colour pair is easy to read? (a) white on dark blue (b) pink on red (c) yellow on white (d) red on green
17. 17.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
18. 18.Which colour pair is hard to read? (a) black on white (b) red on green (c) white on dark blue (d) dark grey on white
19. 19.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
20. 20.♿ What does good colour contrast mean? (a) only red text (b) many bright colours (c) no colours at all (d) text stands out clearly
21. 21.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h5> (d) <h1>
22. 22.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
23. 23.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
24. 24.Which colour pair is easy to read? (a) dark grey on white (b) light grey on white (c) yellow on white (d) red on green
25. 25.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
26. 26.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
27. 27.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
28. 28.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h2> (d) <h6>
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) Yes (b) No
31. 31.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
32. 32.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
33. 33.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
34. 34.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
35. 35.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
36. 36.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
37. 37.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
38. 38.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) blue on purple (d) black on white
39. 39.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
40. 40.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read

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