●Traditional structured analysis techniques focus upon the flow of（71)within a system Obj

●Traditional structured analysis techniques focus upon the flow of(71)within a system Object-oriented analysis emphasizes the building of real-world models It examines requirements from the perspective of the classes and objects found in the vocabulary of the(72)domain

Traditional system design method emphasizes the proper and effective structure of a complex systemObject-oriented design method encompasses the process of object-oriented decomposition and a(73)for depicting both logical and physical as well as static and dynamic models of the system under design

Object-oriented programming is a method of implementation in which programs are organized as cooperative collections of objects, each of which represents an(74)of some class, and whose classes are all members of a hierarchy of classes united via(75)relationships

(71)A.control B.program C.data D.reference

(72)A.problem B.solution C.data D.program

(73)A.mark B.picture C.symbol D.notation

(74)A.instance B.example C.existence D.implementation

(75)A.control B.inheritance C.inference D.connection