Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 966 · 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.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h3> (d) <h1>
2. 2.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) yellow on black (d) yellow on white
3. 3.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h2> (d) <h1>
4. 4.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) white on black (d) blue on purple
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h4> → <h5> (a) No (b) Yes
6. 6.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h4> (a) Yes (b) No
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h3> (a) No (b) Yes
9. 9.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
10. 10.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
11. 11.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) people who are blind (d) only coders
12. 12.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) blue on purple (d) black on white
13. 13.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
14. 14.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
15. 15.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
16. 16.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
17. 17.True or false: “label every form box” makes the page harder to use. (a) False (b) True
18. 18.Which colour pair is easy to read? (a) light grey on white (b) dark grey on white (c) pink on red (d) blue on purple
19. 19.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
20. 20.True or false: “label every form box” helps everyone use the page. (a) True (b) False
21. 21.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
22. 22.♿ What does good colour contrast mean? (a) only red text (b) many bright colours (c) no colours at all (d) text stands out clearly
23. 23.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) black on white (d) red on green
24. 24.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
25. 25.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) link (d) click here
26. 26.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
27. 27.Which colour pair is hard to read? (a) light grey on white (b) black on white (c) white on black (d) white on dark blue
28. 28.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
29. 29.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
30. 30.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h2> (d) <h1>
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
32. 32.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
33. 33.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
34. 34.Which colour pair is easy to read? (a) red on green (b) yellow on white (c) white on dark blue (d) light grey on white
35. 35.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h1> (d) <h4>
36. 36.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
37. 37.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
38. 38.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
39. 39.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
40. 40.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone

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