Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 893 · 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 black on white easy or hard to read? (a) hard to read (b) easy to read
2. 2.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
3. 3.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
4. 4.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
5. 5.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
6. 6.♿ Which link text is clearest? (a) click here (b) here (c) Read the fruit facts (d) link
7. 7.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
8. 8.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
9. 9.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
10. 10.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h6> (d) <h4>
11. 11.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only robots (d) only coders
12. 12.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
13. 13.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) text stands out clearly (d) no colours at all
14. 14.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
15. 15.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
16. 16.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
17. 17.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
18. 18.Which colour pair is hard to read? (a) red on green (b) white on dark blue (c) yellow on black (d) dark grey on white
19. 19.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
20. 20.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h2> (d) <h1>
21. 21.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
22. 22.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h2> (d) <h1>
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) No (b) Yes
24. 24.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
25. 25.Which colour pair is easy to read? (a) yellow on white (b) black on white (c) red on green (d) light grey on white
26. 26.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
27. 27.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
28. 28.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
29. 29.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
30. 30.Which colour pair is easy to read? (a) light grey on white (b) red on green (c) yellow on white (d) white on dark blue
31. 31.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) yellow on black (d) pink on red
32. 32.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) No (b) Yes
35. 35.True or false: “label every form box” makes the page harder to use. (a) True (b) False
36. 36.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
37. 37.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h6> (d) <h4>
38. 38.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
39. 39.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h6> (d) <h5>
40. 40.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read

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