Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 812 · 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 pink on red easy or hard to read? (a) easy to read (b) hard to read
2. 2.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
3. 3.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
4. 4.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) people who are blind (d) only coders
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
6. 6.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
7. 7.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
9. 9.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
10. 10.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
11. 11.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
12. 12.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
13. 13.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) red on green (d) white on dark blue
14. 14.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) white on dark blue (d) blue on purple
15. 15.♿ Which link text is clearest? (a) Read the fruit facts (b) link (c) here (d) click here
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h2> (a) No (b) Yes
17. 17.Which colour pair is easy to read? (a) dark grey on white (b) yellow on white (c) pink on red (d) light grey on white
18. 18.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
19. 19.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
20. 20.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) red on green (d) white on dark blue
21. 21.True or false: “label every form box” makes the page harder to use. (a) False (b) True
22. 22.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) only red text (d) text stands out clearly
23. 23.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
24. 24.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h1> (d) <h3>
25. 25.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) Yes (b) No
27. 27.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) yellow on white (d) black on white
28. 28.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
29. 29.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
30. 30.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h2> (d) <h3>
31. 31.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
32. 32.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
33. 33.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h2> (d) <h3>
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3> (a) Yes (b) No
35. 35.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
36. 36.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h3> (a) Yes (b) No
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
39. 39.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
40. 40.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) pink on red (d) black on white

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