Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 504 · 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.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
2. 2.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) white on black (d) yellow on white
3. 3.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
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.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h3> → <h4> (a) Yes (b) No
7. 7.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) people who are blind (d) only robots
8. 8.Which colour pair is hard to read? (a) pink on red (b) black on white (c) dark grey on white (d) white on dark blue
9. 9.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
10. 10.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
11. 11.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h5> (d) <h2>
12. 12.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
13. 13.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
14. 14.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
15. 15.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
16. 16.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
17. 17.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
18. 18.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
19. 19.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h3> (d) <h4>
20. 20.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h6> (d) <h4>
21. 21.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
22. 22.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
24. 24.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) Yes (b) No
26. 26.♿ What does good colour contrast mean? (a) only red text (b) text stands out clearly (c) no colours at all (d) many bright colours
27. 27.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
28. 28.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
29. 29.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
30. 30.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
31. 31.Which colour pair is easy to read? (a) yellow on white (b) white on black (c) blue on purple (d) light grey on white
32. 32.♿ Which link text is clearest? (a) Read the fruit facts (b) link (c) click here (d) here
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
34. 34.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
35. 35.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
36. 36.Which colour pair is easy to read? (a) yellow on white (b) black on white (c) light grey on white (d) blue on purple
37. 37.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h6> (d) <h5>
38. 38.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
39. 39.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
40. 40.Which colour pair is hard to read? (a) white on black (b) black on white (c) white on dark blue (d) red on green

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