What is the requirements modelling behaviour pattern

Requirements modelling behaviour pattern

after our discussion of scenario based and class based model in chapters resonable to ask area those requirements model representation enough the only responsible answer it is that define depend for some type of software the use case may be the only requirements modelling representation that is required for others and object oriented approach in choose and class based model may be developed but in other situation Complex application requirements may demand and examination of how and application behave as external event.

Identifying events

with the use case that you learn that the use case represent a sequence of activity that involves after and the system in general and event of cures whenever the system and an actor exchange information and event is not the information that has been exchange but rather the fact that information has been exchange use case is mind 4 points of information exchange to illustrate the considered the use case for a person of the safe home security function....

state representation

in the contact of behaviour modelling to different characterization of states must be considered the state of each class a system perform its function and the state of the system as observed from the outside as the system perform its function the state of a classes tax on both passive and active characteristic passive state is simply the current status of all and subject object...