Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 949 · 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: “link text “click here”” makes the page harder to use. (a) False (b) True
2. 2.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) text stands out clearly (d) many bright colours
3. 3.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
4. 4.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
5. 5.♿ Which link text is clearest? (a) here (b) click here (c) link (d) Read the fruit facts
6. 6.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
7. 7.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
8. 8.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
9. 9.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
10. 10.Which colour pair is easy to read? (a) white on black (b) blue on purple (c) pink on red (d) yellow on white
11. 11.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
12. 12.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only robots (d) only coders
13. 13.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
14. 14.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
15. 15.Which colour pair is easy to read? (a) red on green (b) blue on purple (c) black on white (d) light grey on white
16. 16.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
17. 17.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
18. 18.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h3> (d) <h4>
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
20. 20.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
21. 21.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
23. 23.Which colour pair is hard to read? (a) white on black (b) black on white (c) dark grey on white (d) red on green
24. 24.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
25. 25.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h1> (d) <h5>
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
27. 27.Which colour pair is easy to read? (a) blue on purple (b) white on dark blue (c) pink on red (d) light grey on white
28. 28.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
29. 29.Which colour pair is easy to read? (a) dark grey on white (b) blue on purple (c) light grey on white (d) pink on red
30. 30.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h1> (d) <h2>
31. 31.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h6> (d) <h2>
32. 32.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
33. 33.Which colour pair is hard to read? (a) black on white (b) yellow on white (c) white on black (d) white on dark blue
34. 34.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
36. 36.Which colour pair is easy to read? (a) yellow on black (b) light grey on white (c) pink on red (d) blue on purple
37. 37.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
38. 38.Which colour pair is hard to read? (a) white on black (b) black on white (c) light grey on white (d) yellow on black
39. 39.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
40. 40.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) white on dark blue (d) blue on purple

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