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Determine the problems of software maintenance
Software maintenance has the below problems:
i) It is very cumbersome to analyse and understand code written by somebody.
ii) No standards for maintenance have been developed and area is comparatively unexplored area.
iii) Few techniques and tools are available for maintenance.
iv) It is viewed as a necessary evil and delegated to junior programmers.
The numerous phases of software development life cycle are strongly coupled, and output of one phase governs activity of the subsequent phase. Therefore all the phases need to be carefully managed and planned and their interaction requires close monitoring. Project management becomes critical in larger systems.
Incremental analysis happens when (partial) analysis may be performed on an incomplete product to permit early feedback on the development of that product.
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Regression testing:- It is the re-execution of some subset of tests that have already been conducted to make sure the changes that have not been propagated unintended side e
The restructuring helps in maintaining a program in the following ways: (a) Programs have higher quality, good documentation, less complexity, and conformance to modern
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Q. Define software testing. Explain various level of testing? Ans: Software testing- It is a process used to help identify the completeness, correctness and quality of develo
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