Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 567 · 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.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h3> (d) <h6>
2. 2.Which colour pair is easy to read? (a) white on black (b) light grey on white (c) red on green (d) blue on purple
3. 3.Which colour pair is easy to read? (a) red on green (b) light grey on white (c) dark grey on white (d) yellow on white
4. 4.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
6. 6.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
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 easy to read? (a) yellow on black (b) yellow on white (c) pink on red (d) light grey on white
9. 9.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h4> (d) <h2>
10. 10.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h2> (d) <h5>
11. 11.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
12. 12.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
13. 13.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h2> (d) <h4>
14. 14.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
15. 15.True or false: “label every form box” makes the page harder to use. (a) True (b) False
16. 16.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
17. 17.Which colour pair is hard to read? (a) white on black (b) black on white (c) dark grey on white (d) pink on red
18. 18.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
19. 19.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h5> (d) <h3>
20. 20.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) No (b) Yes
22. 22.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
23. 23.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) black on white (d) pink on red
24. 24.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
25. 25.Which colour pair is hard to read? (a) white on black (b) blue on purple (c) dark grey on white (d) yellow on black
26. 26.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) only red text (d) text stands out clearly
27. 27.Which colour pair is hard to read? (a) white on dark blue (b) red on green (c) yellow on black (d) white on black
28. 28.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
29. 29.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
30. 30.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
31. 31.♿ Which link text is clearest? (a) here (b) link (c) Read the fruit facts (d) click here
32. 32.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) yellow on white (d) black on white
33. 33.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
34. 34.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
35. 35.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) Yes (b) No
37. 37.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
38. 38.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
40. 40.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read

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