Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 827 · 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 this heading order correct (no level skipped)?
   <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
2. 2.Which colour pair is easy to read? (a) yellow on white (b) white on black (c) light grey on white (d) red on green
3. 3.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h1> (d) <h3>
4. 4.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
5. 5.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
6. 6.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) click here (d) link
7. 7.♿ Who uses a screen reader? (a) only coders (b) people who are blind (c) only teachers (d) only robots
8. 8.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
9. 9.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h3> (a) No (b) Yes
10. 10.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
11. 11.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
12. 12.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
13. 13.Which colour pair is hard to read? (a) yellow on black (b) white on black (c) light grey on white (d) black on white
14. 14.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h2> (d) <h4>
15. 15.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
16. 16.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
17. 17.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) only red text (d) no colours at all
18. 18.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
19. 19.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) dark grey on white (d) pink on red
20. 20.Which colour pair is easy to read? (a) blue on purple (b) pink on red (c) black on white (d) red on green
21. 21.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
22. 22.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h1> (d) <h6>
23. 23.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
24. 24.True or false: “label every form box” makes the page harder to use. (a) True (b) False
25. 25.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
26. 26.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
28. 28.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
29. 29.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) yellow on black (d) red on green
30. 30.Which colour pair is easy to read? (a) blue on purple (b) white on dark blue (c) pink on red (d) yellow on white
31. 31.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h1> (d) <h4>
32. 32.Which colour pair is hard to read? (a) dark grey on white (b) blue on purple (c) white on dark blue (d) white on black
33. 33.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
34. 34.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
35. 35.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
36. 36.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
37. 37.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
38. 38.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
39. 39.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
40. 40.True or false: “images with no alt” helps everyone use the page. (a) True (b) False

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