'Single data flow' presentation slideshows

Chapter 7 Analysis: Process Modeling

Modern Systems Analysis and Design Seventh Edition Jeffrey A. Hoffer Joey F. George Joseph S. Valacich. Chapter 7 Analysis: Process Modeling. Outline. Analysis (Milestone 3) Solutions Document DFDs ERD Structured English Data Dictionary Alternatives. Phase 2: Analysis.

1.07k views • 67 slides

Chapter 7 Structuring System Process Requirements

Modern Systems Analysis and Design Fifth Edition Jeffrey A. Hoffer Joey F. George Joseph S. Valacich. Chapter 7 Structuring System Process Requirements. Learning Objectives. Understand the logical modeling of processes by studying examples of data flow diagrams (DFDs).

803 views • 49 slides

Balancing DFDs

Balancing DFDs. When decomposing a DFD, you must conserve inputs to and outputs from a process at the next level of decomposition This is called balancing Example: Hoosier Burgers In Figure 8-4, notice that there is one input to the system, the customer order Three outputs: Customer receipt

1.31k views • 30 slides

More On Data Flow Modeling

More On Data Flow Modeling. CMSC 445 Pressman Chapters 11/12. Basic idea of Dataflow Modeling. Information flow through the system is modified by a series of transformations. Dataflow diagrams (DFD) DFDs capture these transformations in graphical form. Overview of Lecture.

448 views • 18 slides

Basic of DFD

237 views • 8 slides