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Explain about the software testing strategies.
Verification refers to the set of activities that make sure that software correctly executes a specific function.
Validation refers to a dissimilar set of activities that make sure that the software that has been built is traceable to the customer requirements.
Determine the various levels of testing The following are various levels of testing: Large systems are built out of subsystems which are made up of modules, modules of funct
Explain in detail the design concepts Abstraction Data abstraction Functional abstraction •Control abstraction Information hiding •Every module in the s
How the CASE tools are classified? CASE tools can be classified by A. By function or use B. By user type(e.g. manager,tester),or C. By stage in software engineering pr
Define sandwich testing. Testing combines the ideas of both bottom-up and top-down testing by defining a certain target layer in the hierarchy of the module. The modules below
Static testing and dynamic testing Static testing is checking the application without actually running the application while dynamic testing checks the application by running i
Q. Define Aggregation among objects? Aggregation between objects represents a relationship. It is a whole/part relationship. Aggregation may perhaps imply containment.
Explain in detail about Functional Modelling. This model explains the computations that take place within a system. This model is useful when the transformation from t
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What are the types of Software system requirements? Functional requirements: Services the system should give. Non-functional requirements: Constraints on the services.
This strategy includes testing the classes as they are integrated into the system. The traditional approach would test every operation separately as they are executed into a class.
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