Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 878 · 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.♿ Who uses a screen reader? (a) people who are blind (b) only robots (c) only coders (d) only teachers
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h3> (a) Yes (b) No
3. 3.Which colour pair is easy to read? (a) blue on purple (b) red on green (c) dark grey on white (d) yellow on white
4. 4.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
5. 5.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
6. 6.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
7. 7.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
8. 8.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) pink on red (d) black on white
9. 9.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
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 this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) No (b) Yes
12. 12.♿ Which link text is clearest? (a) here (b) Read the fruit facts (c) click here (d) link
13. 13.Which colour pair is hard to read? (a) yellow on white (b) dark grey on white (c) white on dark blue (d) yellow on black
14. 14.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h2> (d) <h3>
15. 15.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) red on green (d) white on black
16. 16.Which colour pair is easy to read? (a) white on dark blue (b) yellow on white (c) blue on purple (d) light grey on white
17. 17.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
18. 18.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
19. 19.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
20. 20.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
21. 21.Which colour pair is hard to read? (a) red on green (b) black on white (c) yellow on black (d) white on black
22. 22.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h4> (d) <h5>
23. 23.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
24. 24.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
25. 25.True or false: “label every form box” makes the page harder to use. (a) False (b) True
26. 26.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
27. 27.Which colour pair is easy to read? (a) yellow on black (b) red on green (c) yellow on white (d) light grey on white
28. 28.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
29. 29.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
30. 30.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h5> (d) <h2>
31. 31.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
33. 33.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h4> (d) <h5>
34. 34.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
35. 35.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
37. 37.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
38. 38.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
40. 40.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder

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