Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 967 · 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.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
2. 2.♿ What does good colour contrast mean? (a) text stands out clearly (b) no colours at all (c) many bright colours (d) only red text
3. 3.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
4. 4.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
5. 5.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
7. 7.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
8. 8.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
9. 9.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) blue on purple (d) black on white
10. 10.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h2> (c) <h4> (d) <h6>
11. 11.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
12. 12.Which colour pair is hard to read? (a) white on dark blue (b) pink on red (c) black on white (d) white on black
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) No (b) Yes
14. 14.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
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.♿ Which link text is clearest? (a) here (b) Read the fruit facts (c) click here (d) link
17. 17.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
18. 18.Which colour pair is hard to read? (a) yellow on black (b) dark grey on white (c) red on green (d) black on white
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
20. 20.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) only robots (d) people who are blind
21. 21.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
22. 22.Which colour pair is easy to read? (a) light grey on white (b) red on green (c) blue on purple (d) yellow on black
23. 23.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
24. 24.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
25. 25.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
26. 26.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
27. 27.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
28. 28.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) No (b) Yes
30. 30.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
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) <h1> (b) <h6> (c) <h3> (d) <h5>
33. 33.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
34. 34.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) light grey on white (d) white on dark blue
35. 35.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h3> (d) <h2>
36. 36.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) black on white (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.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
39. 39.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
40. 40.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read

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