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Advantages of Re-Engineering:-
1) Reduced risk - there is a huge risk in new software development. There might be development problems, staffing problems and specification problems.
2) Reduced cost - the cost of re-engineering is often extensively less than the cost of developing latest software.
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. T
What are the properties of the software? Software is engineered, not manufactured. Software is free of wear out. Most software is built as required rather than being asse
What is a state transition diagram? State transition diagram is basically a collection of states and events. The events cause the system to change its state. It also show what
Q. Show the Advantages of incremental Model? As product is to be conveying in parts total cost of the project is distributed. Limited number of persons is able to be pu
Q. Explain Different Phases of spiral model? 1) Planning: In this phase the objectives alternatives as well as constraints of the project are determined or documented. The ob
What are the advantages of using testing tools? The advantages of testing tools are: They get better the productivity and quality of software development. Help in i
Define software reliability. Software reliability is the probability that software will give failure-free operation in a fixed environment for a fixed interval of time. Probabi
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Q. What do you understand by Software Crisis? Ans) Organizations are spending much larger portions of their budget on software. Not only are the software turning out to be more
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