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

Driven development, what is driven development?give example what benifit of...

what is driven development?give example what benifit of driven development

What do you mean by static analysers, Q. What do you mean by Static analyse...

Q. What do you mean by Static analysers? Static analysers A static analyser operates from a pre-computed database of descriptive information derived from the source text of t

Automobile mgmt. system, How do i create the automobile management system p...

How do i create the automobile management system project?

What are the two levels of testing, What are the two levels of testing? ...

What are the two levels of testing? i. Component testing Individual works are tested. Tests are derived from developer's experience. ii. System Testing The group o

What are dynamic testing tools, Q. What are dynamic testing tools? Explain ...

Q. What are dynamic testing tools? Explain the functions that they must support. Ans. Dynamic testing tools: 1: coverage analyzers (execution verifiers): A coverage anal

What do you mean by encapsulation, Q. What do you mean by Encapsulation? ...

Q. What do you mean by Encapsulation? Encapsulation:- An object is said to be encapsulate (hide) data and program. This signifies that the user cannot see the inside of the o

What is test scenario, The terms "test scenario" and "test case" are certai...

The terms "test scenario" and "test case" are certain used synonymously. Test scenarios are test cases or test scripts, and the series in which they are to be implemented. Test sce

Re-engineering cost factors, Re-Engineering cost factors:- 1)  The amou...

Re-Engineering cost factors:- 1)  The amount of the software to be re-engineered. 2)  The tool support available for re-engineering. 3)  The extent of the data conversion

What is system, A set of people, machines, and methods prepared to accompli...

A set of people, machines, and methods prepared to accomplish a set of specified functions.

Inmagic plus- microcomputer based software package, INMAGIC Plus: INMA...

INMAGIC Plus: INMAGIC Plus is a microcomputer- based software package designed to build, maintain and use textual databases including bibliographic databases. As a generalised

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