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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.
Hospital Management System ER Diagrama and docs ?
What is meant by software change? Software change is explained as the change in nature of software as the needs of software changes.
Determine the various levels of testing The following are various levels of testing: Large systems are built out of subsystems which are made up of modules, modules of funct
What is COCOMO model? COnstructive COst MOdel is a cost model, which provides the estimate of number of man-months it will take to make the software product.
Explain Iterative Enhancement model Iterative Enhancement model: This model incorporates alters in the software based on the analysis of the existing system. Also the complet
What is requirement engineering? Requirement engineering is the process of establishing the services that the customer needs from the system and the constraints under which it
What is Control Chart? Ans) A statistical method for distinguishing among common and special cause variation exhibited by processes.
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Construct an E-R diagram for a department store database. This database contains information about customers, items they order, departments in the store, employees, and suppliers o
Q. What are the advantages of using testing tools? Ans: The merits of testing tools are They improve the productivity and quality of software development. Help in
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