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Management Information Systems, 13TH ED.
MANAGING THE DIGITAL FIRM
Kenneth C. Laudon ● Jane P. Laudon
continued
Learning Track 1: A Primer on Business Process Design and
Documentation
Object-oriented development can be used to improve system quality and exibility. A number of
techniques for the analysis and design of object- oriented systems have been developed, but the
Unified Modeling Language (UML) has become the industry standard. UML allows system build-
TABLE 13-1 An Overall View of UML and Its Components: Things, Relationships, and
Diagrams
UML Category UML Elements Specific UML Details
Things Structural Things Classes
Interfaces
Aggregations
Associations
Generalizations
Behavioral Relationships Communicates
Includes
Activity Diagrams
Chapter 13: Building Information Systems
Chapter 13 Learning Track 1 2
Structural diagrams are used to describe the relationships between classes. One type of structur-
al diagram is called a class diagram. It shows classes of employees and the relationships between
and 13-2 illustrate two types of behavioral diagrams: a use case diagram and a sequence diagram.
FIGURE 13-1 A UML Use-Case Diagram: Credit Card Processing
Use case diagrams model
the functions of a system,
showing how objects inter-
Chapter 13 Learning Track 1 3
Several interrelated use cases are represented as ovals within a box. Use case modeling specifies
the functional requirements of a system, focusing on what the system does rather than how it does
it. e system’s objects and their interactions with each other, and with the users of the system, are
derived from the use case model.
sequence diagram for
a Web page interact-
ing with a database
that was created with
SmartDraw software.
