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Define the method of Direct changeover With this technique, old system is stopped and new system is used Straight away; - This method can be disastrous if new system fails
What are the different architectures developed during BPE? Data architecture àframework for the information needs of a business. Application architecture à incorporates the
What is the Legacy Challenge in Software Engineering?
Distinguish between verification and validation. Verification refers to the set of activities that make sure that software correctly executes a specific function. Validation re
What are the various elements of data design? i. Data object - The data objects are identified and relationship between various data objects can be shown using ERD or data di
An identified set of software features to be calculated under specified conditions by comparing actual behavior with the needed behavior described in the software documentation.
Q. What is the difference between module coupling and module collection? List different types of coupling and cohesion. Ans : Cohesion is the property of a single module as we
Indexing: The CDS/ISIS package indexes all fields selected for indexing into a single file. This file is known as 'inverted file'. There are indexing techniques for building i
What is stepwise refinement? Stepwise Refinement:- Stepwise Refinement is a top-down design method originally proposed by Niklaus Wirth. A program is developed by successively
Explain the role and functions of a Systems Analyst in the overall project development.
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