Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 906 · 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 red on green easy or hard to read? (a) hard to read (b) easy to read
2. 2.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
3. 3.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h2> (d) <h6>
4. 4.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
5. 5.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
6. 6.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
7. 7.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
8. 8.Which colour pair is hard to read? (a) white on black (b) white on dark blue (c) dark grey on white (d) red on green
9. 9.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
10. 10.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
11. 11.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) white on black (d) pink on red
12. 12.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
13. 13.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
14. 14.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
15. 15.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h3> (d) <h6>
16. 16.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only coders (d) only robots
17. 17.True or false: “label every form box” helps everyone use the page. (a) True (b) False
18. 18.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
19. 19.Which colour pair is hard to read? (a) black on white (b) white on black (c) dark grey on white (d) blue on purple
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
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) No (b) Yes
23. 23.Which colour pair is easy to read? (a) red on green (b) pink on red (c) blue on purple (d) white on dark blue
24. 24.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
25. 25.♿ Which link text is clearest? (a) Read the fruit facts (b) link (c) here (d) click here
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) Yes (b) No
27. 27.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) only red text (d) no colours at all
28. 28.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
29. 29.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
30. 30.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h3> (d) <h2>
31. 31.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) yellow on black (d) light grey on white
32. 32.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
33. 33.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
34. 34.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) pink on red (d) black on white
35. 35.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
36. 36.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
37. 37.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
38. 38.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) blue on purple (d) dark grey on white
39. 39.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
40. 40.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h1> (d) <h5>

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