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Describe about the Environmental model
It indicates environment in which system exists. Any small or big system is a sub-system of a larger system. For illustration, if software is developed for a college, then college would be part of University. If it's developed for University, University will be part of national educational system. Hence, when model of the system is made these external interfaces are defined. These interfaces reflect system's relationship with external universe (known as environment). Environment of a college system is demonstrated in figure below.
1) An environment that having the integral hardware, instrumentation, simulators, software tools, and other support elements required to conduct a test of a logically or physically
What is equivalence partitioning? Equivalence partitioning is a black box method that separates the input domain into classes of data. From this data test cases can be derived.
What is the meaning of requirement engineering? Requirement engineering defined as the process of setting up the services that the customer requires from the system and the co
Explain the purpose of checkpoints in Winrunner? Checkpoints help to compare behavior of current application to its previous version. There are total of four types of checkpoin
What are Quality plans? Quality plan structure Product plans; Product introduction; Process descriptions; Quality goals; Risks and risk management.
Adefine estimation model
What are the various testing strategies for conventional software? i. Unit testing ii. Integration testing. iii. Validation testing. iv. System testing.
what is iterative and evolutionary developments? how iteration help in refining requirements
Testing a new or an changed data processing system with the similar source data that is used in another system. The other system is taken as the standard of comparison.
What is cardinality in data modelling? Cardinality in data modeling, cardinality verifies how the number of occurrences of one object is related to the number of occurrences of
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