Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 892 · 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.♿ Which link text is clearest? (a) click here (b) here (c) Read the fruit facts (d) link
2. 2.Which colour pair is easy to read? (a) pink on red (b) dark grey on white (c) red on green (d) blue on purple
3. 3.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
4. 4.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) black on white (d) light grey on white
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
6. 6.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) text stands out clearly (d) only red text
7. 7.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) red on green (d) yellow on black
8. 8.True or false: “label every form box” makes the page harder to use. (a) True (b) False
9. 9.Which colour pair is hard to read? (a) white on black (b) black on white (c) white on dark blue (d) blue on purple
10. 10.Which colour pair is easy to read? (a) white on black (b) yellow on white (c) pink on red (d) red on green
11. 11.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
12. 12.♿ Who uses a screen reader? (a) only coders (b) only robots (c) people who are blind (d) only teachers
13. 13.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
14. 14.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
15. 15.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h1> (d) <h5>
16. 16.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
17. 17.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
18. 18.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
19. 19.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
20. 20.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
21. 21.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
22. 22.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
23. 23.Which colour pair is hard to read? (a) dark grey on white (b) yellow on white (c) white on black (d) yellow on black
24. 24.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) No (b) Yes
26. 26.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
27. 27.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h6> (d) <h4>
28. 28.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
29. 29.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
30. 30.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) Yes (b) No
33. 33.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
34. 34.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
35. 35.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
36. 36.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
37. 37.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h4> (d) <h3>
38. 38.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
39. 39.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No

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