Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 852 · 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> → <h2> → <h3> → <h5> (a) No (b) Yes
2. 2.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
3. 3.♿ Who uses a screen reader? (a) only coders (b) only robots (c) people who are blind (d) only teachers
4. 4.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
5. 5.🌗 Is yellow on white 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: “write clear link text” makes the page harder to use. (a) False (b) True
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
9. 9.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
10. 10.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
11. 11.Which colour pair is hard to read? (a) pink on red (b) white on black (c) dark grey on white (d) white on dark blue
12. 12.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
13. 13.Which colour pair is easy to read? (a) red on green (b) blue on purple (c) yellow on white (d) white on black
14. 14.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
15. 15.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
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.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) No (b) Yes
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) Yes (b) No
19. 19.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
20. 20.♿ What does good colour contrast mean? (a) text stands out clearly (b) no colours at all (c) only red text (d) many bright colours
21. 21.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) here (d) click here
22. 22.Which colour pair is easy to read? (a) blue on purple (b) black on white (c) red on green (d) yellow on white
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
24. 24.Which colour pair is hard to read? (a) white on dark blue (b) red on green (c) dark grey on white (d) yellow on black
25. 25.Which colour pair is easy to read? (a) dark grey on white (b) yellow on white (c) light grey on white (d) pink on red
26. 26.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
27. 27.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2> (a) No (b) Yes
29. 29.Which colour pair is hard to read? (a) yellow on black (b) dark grey on white (c) black on white (d) light grey on white
30. 30.True or false: “label every form box” helps everyone use the page. (a) True (b) False
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) No (b) Yes
32. 32.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h5> (d) <h2>
33. 33.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
34. 34.♿ 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>
35. 35.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
36. 36.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
37. 37.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
38. 38.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
39. 39.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h4> (d) <h3>
40. 40.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone

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