Learn how to create and update data flow diagrams (DFDs) for business systems analysis. Discover the symbols, meanings, conventions, and best practices of DFDs.

UML as a Data Modeling Notation, Part 2 UML as a Data Modeling Notation, Part 3 UML as a Data Modeling Notation, Part 4 This series of articles has two audiences: The data modelers who have been ...

This paper presents research about establishment of the network model for teaching management according to the school-running scale and features of high vocational colleges under the environment of ...

ABSTRACT: UML 2.0 activity diagrams (ADs) are largely used as a modeling language for flow-oriented behaviors in software and business processes. Unfortunately, their place/transition operational ...

ABSTRACT: UML 2.0 activity diagrams (ADs) are largely used as a modeling language for flow-oriented behaviors in software and business processes. Unfortunately, their place/transition operational ...

Data flow processing is a common task of embedded systems which is usually modeled as a pipeline. Errors in a block of this pipeline can be propagated through it thus leading to unexpected and ...