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Explain the prototyping approaches in software process.
Two approaches
i. Evolutionary prototyping - In this approach of system development, the initial prototype is prepared and it is then refined by number of stages to final stage.
ii. Throw-away prototyping - Using this approach a rough practical executionof the system is produced. The requirement problems can be identified from this execution. It is then discarded. System is then developed using some disimilar engineering paradigm.
Partitioning:- Problems are often too large and difficult to be understood as a whole. For this reason, we tend to partition such difficulties into parts that can be easily unders
Why WinRunner may fail to identify an object on a GUI? WinRunner may fail to recognize an object in a GUI in below cases: - If it isn't a standard windows object - If the
Draw the Context level DFD for the Safe home Software. User commands Alarm type Telephone Number tone Sensor status Display Information
What is bottom-up approach? System developed starting from detailed modules. Testing begins from the detailed modules and proceeds up to the higher levels of hierarchy.
Class A class is a template that states the properties of objects. Classes have an interface which having of the operation, a body which executes the operations and instance va
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.
Q. Compare the basic COCOMO model with the detailed COCOMO model. Ans. COCOMO contains of a hierarchy of three increasingly detailed and accurate forms. Basic COCOMO i
Explain ISO 9000 ISO 9000 An international set of standards for quality management. Applicable to a range of organisations from manufacturing to service industries.
Write definition of ERD? Entity Relationship Diagram shows the graphical presentation of the object relationship pair. It is above all used in database applications.
data dictionary on library management system
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