15.1.

Explain Web 2.0, and identify its four characteristics.

15.2.

Explain how Business 2.0 is helping communities network and collaborate.

15.3.

Describe the three Business 2.0 tools for collaborating.

15.4.

Explain the three challenges associated with Business 2.0.

15.5.

Describe Web 3.0 and the next generation of online business.