Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 355 · 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> → <h1> → <h1> → <h1> (a) No (b) Yes
2. 2.♿ Who uses a screen reader? (a) only coders (b) people who are blind (c) only robots (d) only teachers
3. 3.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
4. 4.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) click here (d) link
5. 5.♿ What does good colour contrast mean? (a) many bright colours (b) text stands out clearly (c) no colours at all (d) only red text
6. 6.Which colour pair is easy to read? (a) blue on purple (b) white on black (c) light grey on white (d) red on green
7. 7.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
9. 9.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h4> (d) <h2>
10. 10.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
11. 11.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
12. 12.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
13. 13.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
14. 14.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
15. 15.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
16. 16.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
17. 17.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
18. 18.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
19. 19.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
20. 20.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
21. 21.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
22. 22.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
23. 23.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
24. 24.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) Yes (b) No
26. 26.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
27. 27.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
28. 28.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
29. 29.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h5> (d) <h6>
30. 30.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
31. 31.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
32. 32.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
33. 33.Which colour pair is hard to read? (a) blue on purple (b) white on black (c) black on white (d) white on dark blue
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
35. 35.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
36. 36.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
37. 37.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
38. 38.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
40. 40.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) light grey on white (d) yellow on black

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