Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 601 · 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.Which colour pair is hard to read? (a) white on black (b) yellow on black (c) light grey on white (d) dark grey on white
2. 2.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
3. 3.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h3> (d) <h4>
4. 4.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h4> → <h5> (a) Yes (b) No
5. 5.Which colour pair is easy to read? (a) white on dark blue (b) blue on purple (c) light grey on white (d) red on green
6. 6.♿ What does good colour contrast mean? (a) only red text (b) many bright colours (c) text stands out clearly (d) no colours at all
7. 7.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
8. 8.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h1> (d) <h3>
9. 9.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
10. 10.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
11. 11.Which colour pair is easy to read? (a) black on white (b) blue on purple (c) light grey on white (d) pink on red
12. 12.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
13. 13.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h5> (d) <h3>
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) Yes (b) No
15. 15.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) only robots (d) people who are blind
16. 16.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h2> (d) <h5>
17. 17.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
18. 18.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
19. 19.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
20. 20.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h1> (d) <h2>
21. 21.Which colour pair is hard to read? (a) white on black (b) red on green (c) black on white (d) yellow on black
22. 22.♿ Which link text is clearest? (a) click here (b) here (c) link (d) Read the fruit facts
23. 23.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
24. 24.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
26. 26.Which colour pair is hard to read? (a) pink on red (b) white on black (c) dark grey on white (d) white on dark blue
27. 27.Which colour pair is easy to read? (a) white on black (b) pink on red (c) light grey on white (d) yellow on white
28. 28.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
29. 29.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
30. 30.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
31. 31.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) Yes (b) No
33. 33.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
34. 34.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
35. 35.Which colour pair is hard to read? (a) black on white (b) yellow on black (c) blue on purple (d) white on black
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
37. 37.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
38. 38.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
39. 39.True or false: “label every form box” helps everyone use the page. (a) True (b) False
40. 40.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read

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