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Define maintenance. Maintenance is explained as the process in which changes are executed by either modifying the existing system's architecture or by adding latest components
Define Data Dictionary. The data dictionary can be explained as an organized collection of all the data elements of the system with precise and rigorous explanations so that us
What are the advantages of vertical partitioning? i. These are simple to maintain changes. ii. They decrease the change impact and error propagation.
What is data modelling? Data modeling is the basic step in the examine modeling. In data modeling the data objects are examined independently of processing. The data model s
Distinguish between verification and validation. Verification is the set of activities that ensure that software properly implements a specific function. Validation is a differ
Design could mean to lots of things, but often refers to internal design or functional design. Good functional design is point to by software functionality can be traced back to cu
What is meant by Throw away Prototyping? Giving the user a system which is incomplete and then augmenting and modifying it so that user requirements become clear. The obj
Explain the design steps of the transform mapping. Review the fundamental model. Review and refine the DFD for the software. Verify whether the DFD has the transf
What are the objectives of software design? Objectives of software design The objective of the design phase is to plan a solution of the difficulty
Q. When we need Re-Engineer? When the system changes are mainly confined to part of the system then re-engineer that part. When hardware or else software support become
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