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What are the general activities in design process?
i. System structuring - The system is separated into principle subsystems components and communications among these subsystems are recognized.
ii. Control modelling - A model of control relationships between various subsets of the system is established.
iii. Modular decomposition - The identified subsystems are break up into modules.
What is data modeling? Data modeling is the basic step in the analysis modeling. In data modeling the data objects are explained independently of processing. The data model sho
RE-ENGINEERING:- It is re-organizing and changing existing system to make them more maintainable. It includes:- Source code translation. Program structure development
Explain in detail the design concepts Abstraction Data abstraction Functional abstraction •Control abstraction Information hiding •Every module in the s
What are the conditions exists after performing validation testing? After performing the validation testing there two situations arise. The function or performance characterist
What are the merits of incremental model? i. The incremental model can be adopted when there is less number of people included in the project. ii. Technical risks can be ma
justify the term software analysis and design?
Bottom up design: This design leads to a style of design where we decide how to join these modules to give larger ones; to combine those to give even larger ones, and so on, till
What is Walkthrough? Ans) Usually, a step-by-step simulation of the implementation of a procedure, as when walking by code, line by line, with an imagined set of inputs. The wor
What are the elements of Computer based Systems? Software: Data structures, Computer programs, & related document Hardware: Electronic devices, inter connectivity devices, E
iii. Layered software architectures can be used to reduce coupling between the functions of a system that are closer to the machine and those that are closer to user needs. Why is
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