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USE OF SOFTWARE PACKAGE:
The concept of applications software and were told about software packages and their types. In other words, the discussion implies that instead of writing your own software package, or commissioning some one to do this job for you, it is sensible to select an already existing package, which meets most of your requirements. In this section, let us try to understand as to why we should use a commercial package. Software packages which fire available for purchase or lease are used by a number of organisations, all of whom are the clients of the same software supplier.
Ask What are the key elements of Business Model? question #Minimum 100 words accepted#
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Explain in detail the design concepts Abstraction Data abstraction Functional abstraction •Control abstraction Information hiding •Every module in the s
What are the fundamental activities of a software process? Specification Validation Design and implementation Evolution
State about the Data Dictionary This is another tool of requirement analysis that reduces complexity of DFD. A data dictionary is a catalog of all components of a system. DFD
State about the Software Requirements Specification This document is produced as output of requirement analysis. Requirement analysis involves obtaining a clear and thorough
Distinguish between verification and validation. Verification refers to the set of activities that make sure that software correctly executes a specific function. Validation re
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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
What is Coupling? Coupling is the measure of interconnection among modules in a program structure. It depends on the interface complexity among modules.
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