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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.
Top down design: A top down design approach begins by identifying the main modules of the system, decomposing them into their lower level modules and iterating unless the desired
SOFTWARE DEVELOPMENT: Software development is a human activity. It involves a clear understanding of the field of application, such as library and information science; knowled
Determine the Latest trend in software engineering Latest trend in software engineering includes the concepts of software reusability, reliability, scalabilityetc. More and mo
The aim of regression testing is to test that the fixes have not formed any other problems elsewhere. The aim is to ensure the software has remained intact. A baseline set of data
Sequential circuit:- A sequential circuit is an interconnection of gates and flip-flops. The gates by themselves constitute a combinational circuit, but when contained with th
What specific languages can be used in SRS? Requirement specification necessitates the use of some order language. The language should support the desired qualities of the SRS-
What are the characteristics of the software? Software is engineered, not manufactured. Software does not wear out. Most software is custom built rather than being ass
System software
Q. What is stepwise refinement? Stepwise Refinement:-Stepwise Refinement is a top-down design strategy initially proposed by Niklaus Wirth. A program is developed by consecutiv
Question 1 . What are the drawbacks of RAD Model Question 2 . Explain why reliability is more important than efficiency? Question 3 . What are the activities of funct
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