Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 799 · 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 blue on purple easy or hard to read? (a) hard to read (b) easy to read
2. 2.♿ Who uses a screen reader? (a) only robots (b) only coders (c) people who are blind (d) only teachers
3. 3.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h5> (d) <h4>
4. 4.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
5. 5.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h1> (d) <h5>
6. 6.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
7. 7.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
8. 8.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
9. 9.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) red on green (d) white on dark blue
10. 10.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
11. 11.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
12. 12.♿ What does good colour contrast mean? (a) no colours at all (b) only red text (c) text stands out clearly (d) many bright colours
13. 13.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
14. 14.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
15. 15.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
16. 16.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
17. 17.Which colour pair is hard to read? (a) light grey on white (b) dark grey on white (c) white on dark blue (d) yellow on black
18. 18.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
19. 19.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
20. 20.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
21. 21.True or false: “label every form box” makes the page harder to use. (a) True (b) False
22. 22.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
23. 23.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h1> (d) <h5>
24. 24.Which colour pair is hard to read? (a) dark grey on white (b) pink on red (c) black on white (d) white on dark blue
25. 25.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
26. 26.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
27. 27.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
28. 28.Which colour pair is easy to read? (a) light grey on white (b) dark grey on white (c) yellow on white (d) red on green
29. 29.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
31. 31.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
32. 32.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
33. 33.Which colour pair is hard to read? (a) red on green (b) white on dark blue (c) dark grey on white (d) yellow on black
34. 34.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
35. 35.♿ Which link text is clearest? (a) link (b) here (c) Read the fruit facts (d) click here
36. 36.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
37. 37.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
39. 39.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h2> (d) <h5>
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) Yes (b) No

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