Software architecture reconstruction is an interpretive，interactive，and iterative processincluding many activities．(71) involves analyzing a system’S existing design and implementation artifacts to construct a model ofit．The result is used in the following activities to construct a view of the system．The database construction activity conveys the (72) contained in the view into a standard format for storage in a database．The (73) activity involves defining and manipulating the information stored in database to reconcile，augment， and establish connections between the elements．Reconstruction consists of two primary activities： (74) and (75)．The former provides a mechanism for the user to manipulate architectural elements，and the latter provides facilities for architecture reconstruction．