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What does Level0 DFD means?
Level0 DFD is called as 'fundamental system model' or 'context model'. In the context model the total software system is represented by a single bubble with input and output indicated by incoming and outgoing arrows.
What are the advantages and disadvantages of using a Business Intelligence (BI) software system in a small/medium level business?
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Waterfall Model It is the oldest, simplest and most widely used process model. In waterfall model, every phase of the life cycle is finished before start of a new phase. It's
Why software change occurs? Software change happens because of the following reasons. New needs emerge when the software is used. The business environment changes. Errors need
Explain the persistent class maps to one relational table In most of cases, persistent class maps to one relational table (keeping aside inheritance issue, for the moment). In
Q. Show the Advantages of Re-Engineering? 1) Reduced risk - there is a elevated risk in new software development. There possibly staffing problems, development problems and spe
Compare and contrast two operating systems
What is Flowchart? Ans) A diagram showing the sequential steps of a process or of a workflow around a service or product. Formal Review: A technical review conducted with the en
explain ring counter
The worst type of coupling is content coupling.
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