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What are the various elements of data design?
i. Data object - The data objects are identified and relationship between various data objects can be shown using ERD or data dictionaries.
ii. Databases - Using software design model, the data models are translated into data structures and data bases at the request level.
iii. Data warehouses - At the business level useful information is identified from several databases and the data warehouses are formed.
Adefine estimation model
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give examples of cohesion and coupling
System flowcharts System flowcharts are used to demonstrate how all the components in a system link together (for example input, storage, output, processing etc.). They are ver
Q. Differentiate between iterative Enhancement Model and Evolutionary Development model. Ans. Iterative Enhancement Model: This model has the similar phases as the waterfall
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Requirements Analysis of SDLC Requirements describe "What" of a system. Objectives which are to be achieved in Software process development are requirements. In requirements a
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