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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 is a data flow graph that pictorially represents transformation on data as demonstrated in Figure.
Explain Basis Path Testing? Ans) Basis path testing is a white-box method. It permits the design and definition of a basis set of execution paths. The test cases created from th
Q. What is the need for obtaining ISO 9000 certification? The need for obtaining ISO 9000 certification :- Confidence of customers in an organization improves when orga
What are the virtues of incremental model? i. The incremental model can be adopted when there are less number of persons associated with the project. ii. Technical risks can
Q. Discuss the various strategies of design. Which design strategy is most popular and practical? Ans The most commonly utilized software design strategy involved decomposing
Q. Explain Common coupling with example? Common coupling: General coupling is when two modules share the same global data (example a global variable). Changing of the shared
Discuss in details about Integration testing. It is a systematic procedure to construct the program structure. Incremental integration - The program is built and tested i
Q. What is the use of a data flow diagram? Explain the important concepts of data flow diagram. Ans. A data flow diagram is utilized to show the functional view of an applica
What is Parkinson's Law? Parkinson's Law states that work expands to fill the time available. The cost is fixed by available resources rather than by objective assessment.
Q. Explain about Function count? Function count:- It measures the functionality from the user point of view that is on the basis of what the user requests and receives in ret
State Entity /Relationship diagram. ERD depicts relationships among data objects. The ERD is the notation that is used to conduct the data modeling activity. The primary
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