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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.
What are the principle stages of VORD method? Viewpoint identification: Identify the services provided to each point of view Viewpoint structuring: Sorting related viewpoint
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
Q. Disadvantage of lines of code? 1. Lack of Accountability: Lines of code measure suffers from some fundamental problems. A few think it isn't useful to measure the productivi
Documentation verifying inputs, predicted results, and a set of implementation conditions for a test item. A test case is a document that explains an input, action, or event and
What is regression testing? Regression testing is the re-execution of some subject texts that have previously been conducted to make sure that changes have not propagated unin
Discuss in details the design principles. The design process is free from tunnel vision. The design should be observable to the analysis model. Design should not reinv
Define Verification &Validation. Verification : The set of actions that make sure software correctly implements a particular function. Validation : The set of actions that
Define top-down testing. System developed starting from most general modules. Testing begins from the most general module.
What is a software package writer
It is possible to assign a local data object defined in a subroutine or function module to a field group. False.
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