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Q. What is stepwise refinement? Stepwise Refinement:-Stepwise Refinement is a top-down design strategy initially proposed by Niklaus Wirth. A program is developed by consecutiv
What are business process engineering tools? By modeling the strategic information needs of an organization, business process engineering tools give a "meta-model" from which e
What is Top-Down Strategy? Ans) Top down integration is basically an approach where modules are produced and tested starting at the top level of the programming hierarchy and re
Problems and feasibility study
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 i
What is Entity It is most elementary thing of an organisation about which data has to be maintained. Each entity has unique identity. It's represented by rectangular box with
Q. What is Stamp coupling? Stamp coupling: Stamp coupling take places between module A and B when complete data structure is passed from one module to another. Since not ever
What is a boundary value analysis? A boundary value analysis is a testing procedure by which the elements at the edge of the domain are selected and tested. It is a test case d
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What is DFD? Data Flow Diagram depicts the information flow and the transforms that are applied on the data as it moves from input to output.
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