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Describe system testing.
System testing:
System test are designed to authenticate a fully developed systems with a view to assuring that it meets its requirements. There are three types of system testing:
Alpha testing:
This refers to system testing that is carried out by the test team within the organisation.
Beta testing:
This is the system testing performed by a select group of friendly customers.
Acceptance testing:
This is performed by the customer to verify whether or not to accept the delivery of the system.
Product and process standards Problems with standards They may not be seen as relevant and up-to-date by software engineers. They often include too much bureaucratic form
Bottom-up integration This testing starts construction and testing with the components at the lowest levels in the program structure.
Categories of software maintenance There are three categories of maintenance: i) Corrective Maintenance ii) Adaptive Maintenance iii) Perfective Maintenance
In virtual storage systems, virtual addresses are allocated to auxiliary storage locations. The use of virtual addresses permit those locations to be accessed as by they were part
Q. Differentiate between failures and faults? Ans. Failure: -Failure is the disappearance of external results of program operation from requirements. Consequently failure is
State the Testing and Debugging Testing is process of verifying if the application matches needs and reporting bugs; Testing is usually done by an independent testing team wher
Q. Define Software testability? Software testability is the degree to which a software artifact (i.e. a software system, software module, requirements- or design document) su
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What is reverse engineering? It is a process of examining software with a view to understanding its design and specification. - In reverse engineering, source code and i
What is meant by software change? Software change is explained as the change in nature of software as the needs of software changes.
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