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Function points: Function point calculates the functionality from the user point of view, that is, on the basis of what the user request and receives in return. Thus, it deals with the functionality being delivered, and not with the lines of code, source modules, files etc. Measuring size in this way has the benefit that size measure is independent of the technology used to deliver the function.
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The restructuring helps in maintaining a program in the following ways: (a) Programs have higher quality, good documentation, less complexity, and conformance to modern
What are the characteristics of Software Software is engineered or formed; it is not manufactured in the classical sense. Software doesn't wear out. Although the indu
justify the term software analysis and design?
Structure chart: A structure chart is a top-down modular design tool, constructed of squares representing the dissimilar modules in the system, and lines that connect them. The l
What is the advantages of Iterative model This model is useful when less manpower is available for software development and release deadlines are tight. It's best suited for in
What is SCM? Software Configuration Management is a set of activities carried out for identifying, organizing and controlling alters throughout the lifecycle of computer softwa
State Lehman's First law A program that is used in real world environment of necessity must change or become progressively less useful in that environment.
Q. What is the use of a data flow diagram? Explain the important concepts of data flow diagram. Ans. A data flow diagram is utilized to show the functional view of an applica
System evolution of life cycle process The lifetime of verge systems is too long. They must evolve to meet change requests. The evolution may be expensive. Existing sy
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