Elements of an Entry System - Entry is assumed to take one or more of the forms: the result of a previous process, online, serial the result of a previous process, produced randomly , the result of a process being introduced or reintroduced again., Process - The process can also be defined as the phenomenon , continuously with the running of the time, certain systems functions and operations , Output - can be defined as the purpose for which the elements, characteristics and relationships of the system are joined.Therefore, the output is congruent with the objective