Academy & Industry Research Collaboration Center
Mobile agent is a type of software system which acts \"Intelligently\" on one's behalf with the feature of autonomy, learning ability and most importantly mobility. Now mobile agents are gaining interest in the research community. In this paper mobile agents will be addressed as tools for mobile computing. Mobile agents have been used in applications ranging from network management to information management. The authors present mobile agent concept, characteristics, classification, need, applications and technical constraints in the mobile technology. They also provide a brief case study about how mobile agent is used for information retrieval.