Knowledge Management (KM) is a management technique to effectively manage knowledge in organization. It comprises of-

1. Construction (compilation/collection /collation) of knowledge generated within the organization (and from external sources) into a Knowledge Repository (KR)
2. Organize the knowledge so constructed in the organization in such a way that it is easily accessible to all those in the organization, who need it, on time
3. A management system that maintains the KR up-to-date and relevant
4. A set of tools, including computer systems that facilitates ease of accessing the KR as well as building and maintaining it.