solved Besides consulting other materials, read chapter 4 and chapter 5

Besides consulting other materials, read chapter 4 and chapter 5 thoroughly and write detailed answer for following questions.
Assignment Questions
Q.1: 
a). Describe the major techniques used to elicit tacit knowledge.
b). Write a short essay on topic titled, “Explicit Knowledge codification”. The essay must contain information about, how explicit knowledge is codified and made available in organization.
Q.2: 
a). Describe the role of “Communities of practice” in Knowledge management. 
b). Provide a detailed description of major roles and responsibilities in a community of practice. 
Q.3: How Knowledge sharing takes place in virtual Communities of Practice.