In recent years in mankind life the computer and people became not discontinuous whole. Today it is very difficult to see the person who would never face computer technologies, and especially would not know about existence of the computer. The computerization of all spheres of public human life is one of the most impressive events of the last quarter of the 20th century. Our life is saturated with new technologies, they surround us everywhere: at work, at home, on the street, in public places. Many already and cannot provide themselves without this miracle of the equipment.