Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 922 · 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 dark grey on white easy or hard to read? (a) hard to read (b) easy to read
2. 2.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) people who are blind (d) only robots
3. 3.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
4. 4.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
5. 5.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h5> (d) <h2>
6. 6.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
7. 7.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
8. 8.Which colour pair is easy to read? (a) light grey on white (b) red on green (c) pink on red (d) black on white
9. 9.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h2> (d) <h1>
10. 10.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
11. 11.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
12. 12.♿ What does good colour contrast mean? (a) many bright colours (b) text stands out clearly (c) only red text (d) no colours at all
13. 13.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) dark grey on white (d) pink on red
14. 14.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
15. 15.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
16. 16.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
17. 17.♿ Which link text is clearest? (a) here (b) link (c) click here (d) Read the fruit facts
18. 18.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h6> (d) <h5>
19. 19.Which colour pair is hard to read? (a) blue on purple (b) white on black (c) yellow on black (d) white on dark blue
20. 20.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h5> (d) <h6>
21. 21.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
22. 22.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) white on black (d) blue on purple
23. 23.Which colour pair is easy to read? (a) light grey on white (b) pink on red (c) white on dark blue (d) yellow on white
24. 24.Which colour pair is easy to read? (a) red on green (b) blue on purple (c) dark grey on white (d) pink on red
25. 25.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
26. 26.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
27. 27.Which colour pair is hard to read? (a) red on green (b) black on white (c) white on black (d) yellow on black
28. 28.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h2> (d) <h4>
29. 29.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
30. 30.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
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.Which colour pair is hard to read? (a) black on white (b) light grey on white (c) yellow on black (d) white on black
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) Yes (b) No
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
35. 35.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
36. 36.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
37. 37.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
38. 38.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
39. 39.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
40. 40.Which colour pair is hard to read? (a) yellow on white (b) white on dark blue (c) white on black (d) yellow on black

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