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When to Re-Engineer? When the system alter are mostly confined to part of the system then re-engineer that part. When hardware or software support becomes obsolete.
Methodology and system Functionality: High level views of the proposed system in terms of the requirements that will be supported by the proposed system in the context of busine
Give the procedure of the Delphi method. 1. The co-ordinator presents a specification and estimation form to all experts. 2. Co-ordinator calls a group meeting where the exp
What is meant by software prototyping? Software prototyping is a process of producing a model for the software product. This is developed based on the recently known requiremen
Hybrid design: Pure top-down or pure bottom up approaches are often not practical thus hybrid approach which combines the above two approaches is often used.
Define Fan-in and Fan-out Fan-out: A measure of the number of modules which are directly maintained by another module. Fan-in: Indicates that how many modules directly main
Abstraction :- Abstraction allows one to concentrate on a problem at some level of generalization without regard to irrelevant low level details; use of abstraction also allows one
What is CASE? CASE tool stands for Computer Aided Software Engineering. Computer Aided Software Engineering tools helps software engineering manages and practitioners in every
Determine the working of developer of Software As developer of Software and user of Software became separate organisation, business concepts such as software costing, Software
Symbols of a data flow diagram 1. Data Flow Signifies the connectivity between various processes 2. Process Performs some processing of input data 3. Ex
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