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 85
... Transition Diagram These are as for the corresponding enterprise diagram , except for the following : • if the system is not responsible for creating occurrences of the entity , the initial transition is not shown , • if the system is ...
... Transition Diagram These are as for the corresponding enterprise diagram , except for the following : • if the system is not responsible for creating occurrences of the entity , the initial transition is not shown , • if the system is ...
Page 348
... transition can be made . When a state machine reaches a final state , its behaviour remains the same until it is disabled . A state transition diagram may have more than one final state . A state transition diagram may have no final ...
... transition can be made . When a state machine reaches a final state , its behaviour remains the same until it is disabled . A state transition diagram may have more than one final state . A state transition diagram may have no final ...
Page 352
... transition . 2. There must be exactly one initial transition per state machine . 2.24.5.7 States 1. A state must be named . 2. The name of the state is unique to the state machine . It may appear only once on a state transition diagram ...
... transition . 2. There must be exactly one initial transition per state machine . 2.24.5.7 States 1. A state must be named . 2. The name of the state is unique to the state machine . It may appear only once on a state transition diagram ...
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