In this article, you will learn what a data flow diagram is, what are its main components and symbols, and how it can help you with data modeling. Top experts in this article Selected by the ...

Data flow diagrams (DFDs) are graphical tools that help you visualize and document the movement and transformation of data in a system. They can be useful for designing, analyzing, and improving ...

Abstract: This paper introduces procedures which facilitate the development of and the linking between modular data processing operations into different and versatile system solutions. Based on the ...

Total Length field (16 bits) specifies the length of the entire IP packet, including data and header, in bytes. Identification field (16 bits) contains an integer that identifies the current datagram.