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Define Data Flow Diagram.
A Data flow diagram is a graphical description that depicts information flow & the transforms that are applied as data move from input to output.
The basic structure of a data flow diagram, also known as a data flow graph or a bubble chart.
Explain the design steps in transaction mapping. Review the fundamental model. Review and refine the DFD for the software. Verify whether the DFD has the transfo
The sequence of testing is: a) Unit testing: b) Integration testing: Alpha Testing- Beta testing Acceptance Testing
1. Testing that employs a test data selection method designed to obtain test data capable of demonstrating the absence of a set of pre-specified faults, typically, frequently happe
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This method categorizes the inputs and outputs of a class in order to test them separately. This decreases the number of test cases that have to be designed. To verify the diffe
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