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Explain about the E-R Diagram
Entity-relationship (E-R) diagram is detailed logical representation of data for an organisation. It is data oriented model of a system while DFD is a process oriented model. ER diagram represent data at rest whereas DFD tracks the motion of data.
ERD doesn't provide any information regarding functionality of data. It has 3 main components - data entities, their relationships and their associated attributes.
why are older data models are being replaced by new data models
Define a software process. How do software myths affect a software process? Software process is a Coherent set of activities for specifying, designing, executing and testing so
Q. Show the Advantages of incremental Model? As product is to be conveying in parts total cost of the project is distributed. Limited number of persons is able to be pu
Q. Why is SRS also known as the blackbox specification of system ? Ans: SRS document is a contract among the development team and the customer once the SRS document is approv
How many types of project plan. Quality plan - This plan describes the quality techniques and standards that will be used in a project. Validation plan - This plan explains the
Q. Define the Product metrics? (i) Product metrics: Explains the characteristics of the product such as complexity, size, design features, performance, efficiency, reliability,
EXPLAIN THE WORKING OF CRT?
Advantages of Re-Engineering:- 1) Reduced risk - there is a huge risk in new software development. There might be development problems, staffing problems and specification pro
What is Equivalence Partitioning? Equivalence Partitioning (EP) is the process of methodically decreasing the huge set of possible test cases into a much smaller but still equ
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
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