Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 161 · 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 red on green easy or hard to read? (a) hard to read (b) easy to read
2. 2.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) blue on purple (d) dark grey on white
3. 3.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h4> → <h5> (a) No (b) Yes
4. 4.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only coders (d) only robots
5. 5.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h1> (d) <h3>
6. 6.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
7. 7.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
8. 8.♿ Which link text is clearest? (a) link (b) here (c) Read the fruit facts (d) click here
9. 9.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
10. 10.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
11. 11.Which colour pair is easy to read? (a) light grey on white (b) yellow on black (c) red on green (d) blue on purple
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
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.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
15. 15.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
16. 16.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
17. 17.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h3> (d) <h5>
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
19. 19.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
20. 20.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
21. 21.♿ What does good colour contrast mean? (a) only red text (b) many bright colours (c) no colours at all (d) text stands out clearly
22. 22.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
23. 23.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
24. 24.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h3> (d) <h1>
25. 25.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
26. 26.Which colour pair is hard to read? (a) yellow on black (b) yellow on white (c) black on white (d) dark grey on white
27. 27.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
28. 28.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
29. 29.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) Yes (b) No
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
32. 32.Which colour pair is hard to read? (a) black on white (b) pink on red (c) white on dark blue (d) white on black
33. 33.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
34. 34.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h1> (d) <h5>
35. 35.Which colour pair is easy to read? (a) red on green (b) pink on red (c) yellow on white (d) dark grey on white
36. 36.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) white on dark blue (d) red on green
37. 37.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
38. 38.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h6> (d) <h5>
39. 39.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
40. 40.Which colour pair is hard to read? (a) yellow on black (b) white on black (c) white on dark blue (d) light grey on white

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