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Q. How can we use Spiral model in large-scale systems?
Spiral model is as well known as spiral life cycle model is the system development life cycle model utilized in information technology. This model of development merges the features of prototyping model as well as waterfall model. The spiral model is utilized for large and expensive and complicated project.
What is a cohesive module? A cohesive module performs only "one task" in software process with little interaction with other modules. In other words cohesive module performs on
four circumstances where incremental model is appropriate?
database mapping from class to database
What is meant by System Requirements? Place the system services and constraints in detail. Serves as a link between the system purchaser & the system developer.
Define the method of Direct changeover With this technique, old system is stopped and new system is used Straight away; - This method can be disastrous if new system fails
What is cardinality in data modeling? Cardinality in data modeling, cardinality specifies how the number of occurrences of single object is related to the number of occurrences
Data Flow Diagrams (DFD) It's a graphical representation of flow of data through a system. It pictures a system like a network of functional processes. The foundation of DFD i
What are the testing principles the software engineer must apply while performing the software testing? i. All tests should be traceable according to customer requirements.
what is race condition?explain in detail.
Illustrate parameterization in QTP. - Parameterization - Passing values from external source into script. - The number of values passed can be single or multiple. - It he
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