Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 885 · 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) easy to read (b) hard to read
2. 2.♿ Which link text is clearest? (a) here (b) link (c) Read the fruit facts (d) click here
3. 3.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
4. 4.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
5. 5.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) light grey on white (d) black on white
6. 6.Which colour pair is hard to read? (a) black on white (b) white on black (c) white on dark blue (d) yellow on white
7. 7.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) dark grey on white (d) red on green
8. 8.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
9. 9.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
10. 10.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
11. 11.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
12. 12.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
13. 13.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) only robots (d) people who are blind
14. 14.True or false: “label every form box” makes the page harder to use. (a) True (b) False
15. 15.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h6> (d) <h2>
16. 16.Which colour pair is hard to read? (a) pink on red (b) white on black (c) dark grey on white (d) black on white
17. 17.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
18. 18.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
19. 19.Which colour pair is hard to read? (a) blue on purple (b) dark grey on white (c) white on black (d) black on white
20. 20.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h2> (d) <h3>
21. 21.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h3> (d) <h2>
22. 22.Which colour pair is easy to read? (a) pink on red (b) red on green (c) blue on purple (d) white on black
23. 23.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
24. 24.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
25. 25.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
26. 26.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) Yes (b) No
28. 28.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
29. 29.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
30. 30.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
31. 31.♿ What does good colour contrast mean? (a) text stands out clearly (b) no colours at all (c) many bright colours (d) only red text
32. 32.Which colour pair is hard to read? (a) white on black (b) light grey on white (c) yellow on black (d) white on dark blue
33. 33.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
34. 34.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
36. 36.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
37. 37.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
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.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone

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