Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 925 · 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 blue on purple easy or hard to read? (a) easy to read (b) hard to read
2. 2.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
3. 3.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
4. 4.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only coders (d) only robots
5. 5.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) text stands out clearly (d) only red text
6. 6.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
7. 7.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h3> → <h4> (a) No (b) Yes
9. 9.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
10. 10.♿ Which link text is clearest? (a) link (b) here (c) click here (d) Read the fruit facts
11. 11.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
12. 12.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
13. 13.Which colour pair is easy to read? (a) yellow on black (b) yellow on white (c) blue on purple (d) light grey on white
14. 14.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
15. 15.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
16. 16.Which colour pair is hard to read? (a) yellow on white (b) white on dark blue (c) yellow on black (d) dark grey on white
17. 17.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
18. 18.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
19. 19.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
20. 20.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
21. 21.Which colour pair is easy to read? (a) red on green (b) blue on purple (c) pink on red (d) white on black
22. 22.True or false: “label every form box” makes the page harder to use. (a) True (b) False
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) Yes (b) No
25. 25.Which colour pair is hard to read? (a) light grey on white (b) black on white (c) white on black (d) yellow on black
26. 26.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
27. 27.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
28. 28.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h6> (d) <h1>
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
30. 30.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
31. 31.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h5> (d) <h2>
32. 32.Which colour pair is hard to read? (a) dark grey on white (b) white on dark blue (c) white on black (d) red on green
33. 33.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h4> (d) <h6>
34. 34.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h6> (d) <h1>
35. 35.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) dark grey on white (d) blue on purple
36. 36.Which colour pair is hard to read? (a) pink on red (b) dark grey on white (c) black on white (d) white on dark blue
37. 37.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
38. 38.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
39. 39.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
40. 40.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder

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