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Q. Explain about non-functional requirement for a software ?
Ans) Nonfunctional requirements are the basic characteristics of the system which will not be expressed as functions - such as portability of the system, maintainability of the system, usability of the system, etc.
Nonfunctional requirements can include:
# performance issues,
# reliability issues,
# interface with other external systems,
# human - computer interface issues,
# security and maintainability of the system, etc.
Differentiate between regression testing and re-testing - Re-testing: - It means testing a single defect that was just fixed. Only one test is performed here. - The ta
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Question: (a) Describe fully the first five basic steps in software cost estimation. (b) What are the main differences between COCOMO1 and COCOMO2 cost estimation models?
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Software
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