Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 939 · 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: “use headings in order” makes the page harder to use. (a) False (b) True
2. 2.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
3. 3.Which colour pair is hard to read? (a) white on black (b) dark grey on white (c) white on dark blue (d) yellow on white
4. 4.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h3> (a) Yes (b) No
6. 6.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only robots (d) only coders
7. 7.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h4> → <h5> (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.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
11. 11.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
12. 12.Which colour pair is hard to read? (a) dark grey on white (b) red on green (c) white on dark blue (d) black on white
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
14. 14.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h3> (d) <h6>
15. 15.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) white on dark blue (d) red on green
16. 16.Which colour pair is easy to read? (a) red on green (b) yellow on white (c) dark grey on white (d) light grey on white
17. 17.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h1> (d) <h3>
18. 18.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
19. 19.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
20. 20.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
22. 22.True or false: “label every form box” makes the page harder to use. (a) True (b) False
23. 23.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
24. 24.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h5> (d) <h6>
25. 25.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
26. 26.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
27. 27.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
28. 28.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) many bright colours (d) text stands out clearly
29. 29.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
30. 30.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
31. 31.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
32. 32.Which colour pair is easy to read? (a) yellow on black (b) pink on red (c) yellow on white (d) blue on purple
33. 33.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
34. 34.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
35. 35.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
36. 36.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
37. 37.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) No (b) Yes
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes

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