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 19
... discussed with different audiences , a range of different graphic modelling tools are used . Each graphic tool has its own area of application . When used together in the correct way , it is possible to capture different aspects ( see ...
... discussed with different audiences , a range of different graphic modelling tools are used . Each graphic tool has its own area of application . When used together in the correct way , it is possible to capture different aspects ( see ...
Page 163
... discussed in more detail in §2.14.3.1 . Access flows may be continuous or discrete . The use of continuous access flows on context diagrams is discussed in §2.12.3.4 . Discrete access flows on the context diagram are discussed in §2.12 ...
... discussed in more detail in §2.14.3.1 . Access flows may be continuous or discrete . The use of continuous access flows on context diagrams is discussed in §2.12.3.4 . Discrete access flows on the context diagram are discussed in §2.12 ...
Page 388
... discussed in §3.5.3 . 2. Abstracted : the facts are often in a very specific form , for example , “ Jones signs the orders " , " Jones , Smith and Marsh work in order processing " etc. The appropriate information modelling component ...
... discussed in §3.5.3 . 2. Abstracted : the facts are often in a very specific form , for example , “ Jones signs the orders " , " Jones , Smith and Marsh work in order processing " etc. The appropriate information modelling component ...
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