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Q. Why is maintenance of a software important? Discuss some of the problems that are faced during maintenance of software.
Ans: The modification of a software product subsequent to delivery to correct faults to improve performance or other attributes or to adapt the product to a changed environment.
Maintenance is a vital part of the software life-cycle. It is expensive in manpower as well as resources and one of the aims of software engineering is to reduce its cost.
The most vital problem during maintenance is the before correcting or modifying a program and the programmer must first understand it.
What is software testing?
Define maintenance. Maintenance is explained as the process in which changes are executed by either modifying the existing system's architecture or by adding latest components
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
Q. What is Test data generators? This is a difficult one as well as at least for the present is one for which no general solution exists. One of the practical problems with te
What does Validation represent? Validation show the set of activities that make sure that the software that has been built is satisfying the customer requirements.
User documentation consist descriptions of the functions of a system without reference to how these functions are implemented. Instances are installation guide and reference guide.
What is software metric? A Software metric is a easy quantitative measure derivable from any attribute of the software life cycle (E.g.) LOC (Line Of Code) Function poin
Recovery/error testing is testing how well a system recovers from crashes, hardware failures, or other catastrophic problems.
Explain in detail about the real time systems. Hard and soft real time systems. Real time and high performance. Real-Time control. Real time software design P
What is recovery testing? Recovery testing is a system test that forces the software to fail in a various of ways and verifies that recovery is properly done.
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