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Systems Analysis and Design
Chp 11
8
Computer Networking
Undergraduate 4
04/25/2012

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Term
Use case realization
Definition
The process of elaborating the detailed design with interaction diagrams for a particular use case
Term
design patterns
Definition
standard design techniques and templates that are widely recognized as good practice
Term
sequence diagrams
Definition
type of interaction diagram that emphasizes the sequence of messages sent between objects for a specific use case
Term
Communication diagrams
Definition
types of interaction diagram that emphasizes the objects that send and receive messages for a specif use case
Term
Activation lifeline
Definition
a representation of the period during which a method of an object is alive and executing
Term
Separation of responsibilities
Definition
a design principle that recommends segregating classes into separate components based on the primary focus
Term
Persistent classes
Definition
problem domain classes that must be remembered between program executions (ie require storage in a database)
Term
dependency relationship
Definition
a relationship between packages, classes, or use cases in which a change in the independent item requires a change in the dependent item
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