Abstract
This paper deals that Knowledge Management (KM) stimulates and manages an environment in which knowledge is created, shares , and used for the benefit of the organization, its people, and its customers or users. The term knowledge management is not a new concept and it has already been introduced as a part of management in different business organizations. This paper also describes the principles of knowledge management as a strategic point of view to the library and information centres. The Knowledge management components must be integrated into a seamless hole, so that process. This paper also describes modules of knowledge management and tools used for knowledge management. Knowledge management is new challenge for library and information centres and for its professional.