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Why is maintenance of a software important?
The alteration of a software product, after delivery, to correct faults, to improve performance or other attributes, or to adapt the product to a changed environment.
Maintenance is a significant part of the software life-cycle. It is costly in manpower and resources, and one of the aims of software engineering is to decrease its cost.
The most significant problem during maintenance is the before correcting or modifying a program, the programmer must first understand it.
Q. Why Waterfall model is advantageous than Adhoc Methods? Why Waterfall model is advantageous than Adhoc Methods AC16 Software Engineering Ad-hoc Process Models -Process
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Functional testing is black-box type of testing geared to functional needs of an application. Test engineers *should* do functional testing.
What are the general activities in design process? i. System structuring - The system is separated into principle subsystems components and communications among these subsystem
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Write down the concept of Functional independence. a. Functional independence is gained by developing modules with "single minded" function and an "aversion" to extreme intera
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Explain about Virtual memory Virtual memory is a method used in some large computer that permit the user to construct programs as by a large memory space were available, equal
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