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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.
State in detail about the Software design Software design is the core of software engineering process and first of three important technical activities that are design, coding,
Describe Data dictionary ?
What kinds of bottlenecks can be expected in performance testing? Bottlenecks in performance testing can have below effects: - It can affect the performance and the scalabil
What are the advantages of Software maintenance Software maintenance is a very broad activity which includes error correction, deletion of obsolete capabilities, enhancement of
Productivity and difficulty Productivity refers to metrics and measures of output from production processes, per unit of input. Productivity P may be conceived of as a metric
What is software measure? A software measure is a mapping from a set of objects in the software engineering world information a set of mathematical construct like numbers or ve
What are white-box, black-box and gray-box testing? White Box (or glass box) testing is the METHOD of giving i/p to the system and checking how the system processes i/p to prod
Define the factors of prime concern for system modeling Following four factors are of prime concern for system modeling: 1. System modeling is undertaken with some simplifyi
System software
State Procedural abstraction ?
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