Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 902 · 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: “add alt text to images” helps everyone use the page. (a) True (b) False
2. 2.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
3. 3.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) black on white (d) blue on purple
4. 4.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
5. 5.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
6. 6.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h3> (d) <h6>
7. 7.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
8. 8.♿ Who uses a screen reader? (a) only robots (b) people who are blind (c) only coders (d) only teachers
9. 9.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h3> → <h2> (a) Yes (b) No
10. 10.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
11. 11.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
12. 12.♿ Which link text is clearest? (a) here (b) click here (c) Read the fruit facts (d) link
13. 13.Which colour pair is easy to read? (a) white on dark blue (b) yellow on white (c) blue on purple (d) red on green
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) Yes (b) No
15. 15.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
16. 16.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
17. 17.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
18. 18.Which colour pair is easy to read? (a) pink on red (b) red on green (c) black on white (d) blue on purple
19. 19.True or false: “label every form box” makes the page harder to use. (a) True (b) False
20. 20.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
21. 21.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h3> (d) <h4>
22. 22.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
23. 23.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
24. 24.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
25. 25.♿ What does good colour contrast mean? (a) only red text (b) many bright colours (c) text stands out clearly (d) no colours at all
26. 26.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h4> (d) <h2>
27. 27.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) Yes (b) No
29. 29.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
30. 30.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
31. 31.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h6> (d) <h4>
32. 32.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
33. 33.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) red on green (d) dark grey on white
34. 34.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
35. 35.Which colour pair is easy to read? (a) red on green (b) yellow on black (c) pink on red (d) yellow on white
36. 36.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
37. 37.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
38. 38.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h5> (d) <h3>
39. 39.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
40. 40.Which colour pair is hard to read? (a) white on black (b) black on white (c) dark grey on white (d) yellow on white

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