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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.
Define software process. Software process is explained as the structured set of activities that are needed to develop the software system.
Differentiate between structured analysis and structured design. The aim of structured analysis is to transform the textual explanation of a problem into a graphic model. Duri
What is ISO 9000 certification? Quality standards and procedures should be recognized in an organisational quality manual An external body may confirm that an organisation'
Data validity is the reasonableness and correctness of data.
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Q. What do you mean by Configuration Management? Because of several reasons software changes during its life cycle. Consequently of the change made multiple versions of the sof
What is cardinality in data modelling? Cardinality in data modeling, cardinality verifies how the number of occurrences of one object is related to the number of occurrences of
The company wants to offer an incentive of free shipping to those customers who have not returned for two months. Create a procedure named PROMO_SHIP_SP that determines who these c
Define process maturity. In recent years there has been a important emphasis on process maturity. The Software Engineering Institute. (SEI) has developed a comprehensive model
Define Requirement Engineering . Requirement Engineering is a process in which all of the activities required to maintain and create a system requirements document. The four
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