State about the data flow diagrams, Software Engineering

Assignment Help:

Data Flow Diagrams (DFD)

It's a graphical representation of flow of data through a system. It pictures a system like a network of functional processes. The foundation of DFD is a data flow graph that pictorially represents transformation on data as demonstrated in Figure.

 

589_DFD.png


Related Discussions:- State about the data flow diagrams

Explain good design, Design could mean to lots of things, but often refers ...

Design could mean to lots of things, but often refers to internal design or functional design. Good functional design is point to by software functionality can be traced back to cu

Define partitioning, Partitioning:- Problems are often too large and diffi...

Partitioning:- Problems are often too large and difficult to be understood as a whole. For this reason, we tend to partition such difficulties into parts that can be easily unders

What is branch coverage, What is Branch coverage? Ans) Test coverage cri...

What is Branch coverage? Ans) Test coverage criteria which needs that for each decision point each possible branch be implemented at least once. Syn: decision coverage. Contrast

Explain different phases of spiral model, Q. Explain Different Phases of sp...

Q. Explain Different Phases of spiral model? 1) Planning: In this phase the objectives alternatives as well as constraints of the project are determined or documented. The ob

Explain in detail about the real time systems, Explain in detail about the ...

Explain in detail about the real time systems. Hard and soft real time systems. Real time and high performance. Real-Time control. Real time software design

Intermediate software development, Provide an abstract superclass called En...

Provide an abstract superclass called EnergyRecord and subclasses called Contract and Transaction with default constructors (no-arg) and full-arg, overloaded constructors. Collect

Write definition of erd, Write definition of ERD? Entity Relationship D...

Write definition of ERD? Entity Relationship Diagram shows the graphical presentation of the object relationship pair. It is above all used in database applications.

What is a software version, What is a software version? A software versi...

What is a software version? A software version is a start release (or re-release) of a software associated with a done compilation (or recompilation) of the software.

Development phases of the detailed cocomo model, Q. Explain the development...

Q. Explain the development phases of the detailed COCOMO model. Ans A software development is performed in four successive phases which are as follows 1 : plan/requirement

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd