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Why Software maintenance is require Software maintenance is done due to the below factors. i) To rectify the errors which are encountered during the operation of software.
Explain in detail about software Maintenance. Software maintenance is an action in which program is modified after it has been put into use. Maintenance is termed as the
Q. For the structural chart given in fig.1 calculate the Information Flow index of individual modules as well as whole software. Total information flow = IF (main) + IF (A
What are the common approaches in debugging? Brute force method: The memory dumps and run-time tracks are checked and program with write statements is loaded to get clues to er
Differentiate between failures and faults. Failure:- Failure is the departure of external results of program operation from requirements. So failure is dynamic. Failure can
Bottom-up testing is a method of integration testing. A test engineer makes and uses test drivers for components that have not yet been developed, because, with bottom-up testing,
What is requirement engineering? Requirement engineering is the process of establishing the services that the customer needs from the system and the constraints under which it
What are the reasons behind to perform white box testing? There are three main reasons behind performing the white box testing. 1. Programmers may have some incorrect assum
Differentiate between smoke testing and sanity testing. -Smoke testing verifies all areas of application; sanity testing recognizes one or few areas only. -Smoke testing is
What is meant by software change? Software change is termed as the change in nature of software as the requirements of software changes.
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