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

Define the associative memory, Associative Memory:- The time needed to ...

Associative Memory:- The time needed to find an item stored in memory can be decreased considerably if stored data can be identified for access by the content of the data itsel

Show reasons why it is difficult to improve software process, Q. List four ...

Q. List four reasons why it is difficult to improve software process. Ans It is difficult to get better software process due to following reasons: 1. Lack of knowledge-

Explain software testing, Define software testing? Software testing is ...

Define software testing? Software testing is a critical element of software quality assurance and shows the ultimate review of design, specification, and coding.

What is the best effort estimation for software phases?, Hello, I am a CS ...

Hello, I am a CS graduate and i just got a new job in a software development company. My boss assigned me to come up with what he called "the perfect pie chart" basically he says

What is a utility, "Utility" is a software tool designed to perform some re...

"Utility" is a software tool designed to perform some regularly used support function. For example, single utility is a program to print files.

What is validation represent, What is Validation represent? Validation ...

What is Validation represent? Validation means a set of deeds that ensure that the software that has been built to satisfy the customer requirements.

Define encapsulation, Encapsulation An object expresses the data and i...

Encapsulation An object expresses the data and information it contains and supports a well described abstraction. Encapsulation leads to the separation of the interface and ex

What are the three activities of risk assessment, What are the three activi...

What are the three activities of risk assessment? Ans: The three activities are analyzing, identifying and giving priorities. Risks are able to be identified by a check list

SOFTWARE, EXPLAIN COMPONENTS OF DATABASE MANAGEMENT

EXPLAIN COMPONENTS OF DATABASE MANAGEMENT

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