YOURDON Systems Method: Model-driven Systems DevelopmentThe method described here draws upon twenty years of experience of YOURDON, Inc., whose business has been applying, adapting, and enhancing system development techniques. This intuitive, model-driven approach to systems development is suitable for both the business information and real-time engineering communities. YOURDON Systems Method (YSM) 3.0 has guided thousands of project teams and individuals, helping them meet tight project deadlines while satisfying user requirements and delivering successful solutions within budget. |
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Page 165
... output Continuous data flows output by the system are values that are required by the terminator on a continuous basis . The terminator must be continuously active to use these . At times when the terminator is not active , it ...
... output Continuous data flows output by the system are values that are required by the terminator on a continuous basis . The terminator must be continuously active to use these . At times when the terminator is not active , it ...
Page 323
... output to the environment of the system . It will appear as ( or be part of ) an output data flow on the context diagram . For example : DATA FLOW : outputs solution change indicates that this output is produced as part of the response ...
... output to the environment of the system . It will appear as ( or be part of ) an output data flow on the context diagram . For example : DATA FLOW : outputs solution change indicates that this output is produced as part of the response ...
Page 555
... output or output access . If any stimulus or system input in the event specification exists that is not input to the context process , it must either be added to a flow , or a flow created to bring it in from the appropriate terminator ...
... output or output access . If any stimulus or system input in the event specification exists that is not input to the context process , it must either be added to a flow , or a flow created to bring it in from the appropriate terminator ...
Contents
Introduction | 1 |
Modelling Tools 35 3 | 35 |
The Enterprise Essential Model | 367 |
Copyright | |
3 other sections not shown
Common terms and phrases
abstract data type access flow allowed associative entity specification bSTD context diagram continuous data flow continuous event flow control process corresponding create data flow diagram data items data process data store defined delete described discrete data flow discrete event flow discrete process discussed Enterprise Essential Model entities and relationships entity relationship diagram entity-event table entry eSTD event store example flow specification function given Guidelines identifier Implementation Model information model inherited Instructor interface internal model machine manual meaning minispec model components Modelling Tools number of occurrences operation organisation output parameters parent ADT participate Patient pencil and paper post-condition process group processors real-world referred relationship frame relationship specification release of YSM response restriction Rules Scheduled course shown stimulus structure structure chart subtype supertype system ERD System Essential Model system modelling techniques terminator Transition Diagram type conversion update variable