Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 856 · 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 this heading order correct (no level skipped)?
   <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
2. 2.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
3. 3.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
4. 4.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) blue on purple (d) white on black
5. 5.♿ Who uses a screen reader? (a) only robots (b) only coders (c) people who are blind (d) only teachers
6. 6.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
7. 7.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
8. 8.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
9. 9.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
10. 10.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
11. 11.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
12. 12.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
14. 14.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
15. 15.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
16. 16.True or false: “label every form box” makes the page harder to use. (a) False (b) True
17. 17.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
18. 18.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
19. 19.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
20. 20.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
21. 21.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
22. 22.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
23. 23.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) no colours at all (d) only red text
24. 24.♿ Which link text is clearest? (a) click here (b) here (c) link (d) Read the fruit facts
25. 25.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h2> (d) <h4>
26. 26.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
27. 27.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
28. 28.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h1> (d) <h6>
29. 29.Which colour pair is hard to read? (a) dark grey on white (b) red on green (c) white on black (d) white on dark blue
30. 30.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h6> (d) <h1>
31. 31.Which colour pair is hard to read? (a) blue on purple (b) black on white (c) white on dark blue (d) white on black
32. 32.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
33. 33.Which colour pair is easy to read? (a) red on green (b) black on white (c) light grey on white (d) yellow on white
34. 34.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
35. 35.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
36. 36.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
37. 37.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h1> (a) No (b) Yes
39. 39.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) white on black (d) light grey on white
40. 40.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read

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