Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 954 · 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 white easy or hard to read? (a) hard to read (b) easy to read
2. 2.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
3. 3.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
4. 4.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
5. 5.Which colour pair is hard to read? (a) black on white (b) yellow on white (c) yellow on black (d) dark grey on white
6. 6.♿ Which link text is clearest? (a) click here (b) link (c) here (d) Read the fruit facts
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h3> → <h4> (a) No (b) Yes
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h3> → <h2> (a) No (b) Yes
9. 9.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
10. 10.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
11. 11.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
12. 12.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
13. 13.Which colour pair is easy to read? (a) red on green (b) yellow on black (c) pink on red (d) blue on purple
14. 14.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
15. 15.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
16. 16.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h6> (d) <h3>
17. 17.Which colour pair is easy to read? (a) pink on red (b) black on white (c) red on green (d) light grey on white
18. 18.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h4> (d) <h3>
19. 19.True or false: “label every form box” helps everyone use the page. (a) False (b) True
20. 20.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
21. 21.♿ What does good colour contrast mean? (a) no colours at all (b) only red text (c) many bright colours (d) text stands out clearly
22. 22.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
23. 23.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
24. 24.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
25. 25.Which colour pair is hard to read? (a) black on white (b) red on green (c) white on black (d) yellow on black
26. 26.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
27. 27.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h6> (d) <h1>
28. 28.Which colour pair is hard to read? (a) dark grey on white (b) light grey on white (c) yellow on black (d) white on black
29. 29.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
30. 30.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h3> (d) <h2>
31. 31.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
32. 32.♿ Who uses a screen reader? (a) only coders (b) people who are blind (c) only teachers (d) only robots
33. 33.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
34. 34.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
35. 35.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) pink on red (d) white on dark blue
36. 36.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
37. 37.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
38. 38.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) No (b) Yes

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