Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 823 · 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 yellow on black easy or hard to read? (a) hard to read (b) easy to read
2. 2.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
3. 3.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
4. 4.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) only robots (d) people who are blind
5. 5.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
6. 6.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
8. 8.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
9. 9.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
10. 10.♿ 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>
11. 11.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h2> (a) No (b) Yes
13. 13.Which colour pair is hard to read? (a) yellow on black (b) pink on red (c) black on white (d) dark grey on white
14. 14.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h4> (d) <h6>
15. 15.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
17. 17.Which colour pair is easy to read? (a) yellow on black (b) red on green (c) light grey on white (d) blue on purple
18. 18.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
19. 19.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h6> (d) <h3>
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
21. 21.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
22. 22.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
23. 23.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
24. 24.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) yellow on white (d) white on black
25. 25.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
26. 26.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
27. 27.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h3> (a) No (b) Yes
29. 29.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
30. 30.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
31. 31.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
32. 32.Which colour pair is hard to read? (a) white on black (b) black on white (c) dark grey on white (d) light grey on white
33. 33.Which colour pair is hard to read? (a) black on white (b) yellow on black (c) red on green (d) white on dark blue
34. 34.♿ What does good colour contrast mean? (a) text stands out clearly (b) no colours at all (c) many bright colours (d) only red text
35. 35.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) click here (d) link
36. 36.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
37. 37.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
38. 38.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
39. 39.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes

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