Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 861 · 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.♿ Who uses a screen reader? (a) only robots (b) people who are blind (c) only coders (d) only teachers
2. 2.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
3. 3.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
4. 4.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
5. 5.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
7. 7.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
9. 9.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
10. 10.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h4> (d) <h6>
11. 11.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
12. 12.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) light grey on white (d) white on black
13. 13.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
14. 14.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
15. 15.Which colour pair is easy to read? (a) blue on purple (b) red on green (c) black on white (d) pink on red
16. 16.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) only red text (d) text stands out clearly
17. 17.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
18. 18.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
20. 20.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
21. 21.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
23. 23.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h4> (d) <h5>
24. 24.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
25. 25.Which colour pair is hard to read? (a) black on white (b) pink on red (c) white on black (d) dark grey on white
26. 26.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) click here (d) here
27. 27.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
28. 28.Which colour pair is easy to read? (a) pink on red (b) white on black (c) yellow on white (d) light grey on white
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
30. 30.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
31. 31.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
32. 32.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h6> (d) <h4>
33. 33.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
34. 34.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
35. 35.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h4> (d) <h2>
36. 36.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
39. 39.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
40. 40.Which colour pair is hard to read? (a) red on green (b) black on white (c) yellow on black (d) white on dark blue

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