In our daily life we use robots everywhere and it has become the part of our life and the most important invention is mobile phone. People become mad and hopeless when their phone stops working. We believe on our smartphones and computers than people and that is the reason we store important documents in it instead of telling it to our family, because we know that human can betray but computers will not. We are totally depended on robots like we use A.C., Television, refrigerator, etc. The common definition of robot says that a robot is a machine which is programmable by a computer and can carry out complex series of task automatically. Previously people used to walk miles after miles to reach a destination but now we can go to various place by car, ship, airplane, train, etc. We can connect to various places just by a single call and everything is done by a single robot....