The method been used in various problem-solving process is a representative design of real systems to resolve the problem by using the model. Learning characteristics and behavior of the system under specification will be divided into 2 parts: modeling and model application. The format of the model depends on the purpose of use, so the creator must understand in the operation of the system as well before creating the model. The model is a representation of something such as objects, events, processes, systems and so on that usually used for prediction and control things which show that if something is changed in any way, will affect to the composition of those things? (1)