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Describe about the Environmental model
It indicates environment in which system exists. Any small or big system is a sub-system of a larger system. For illustration, if software is developed for a college, then college would be part of University. If it's developed for University, University will be part of national educational system. Hence, when model of the system is made these external interfaces are defined. These interfaces reflect system's relationship with external universe (known as environment). Environment of a college system is demonstrated in figure below.
What is Entity It is most elementary thing of an organisation about which data has to be maintained. Each entity has unique identity. It's represented by rectangular box with
Define Data Dictionary. The data dictionary is defined as an organized collection of all the data elements of the system with accurate and rigorous definitions so that user and
Determine the Higher order programming languages Higher order programming languages such as COBOL and PASCAL came into existence. Use of these made programming much easier. In
Q. Need of Output comparators? Output comparators These are used in dynamic testing-both single-module and multiple-module (system level) varieties to check that predicted an
Q. Illustrate Detailed COCOMO model? Detailed COCOMO it incorporates all characteristics of the intermediate version with an assessment of the cost driver's impact on every ste
Which is not the purpose of full annealing Produces hardest material.
What is cyclomatic complexity? Cyclomatic complexity is software metric that provides the quantitative measure of logical difficulty of the program. The Cyclomatic complexit
what is iterative and evolutionary developments? how iteration help in refining requirements
what is hatley pirbhai extension and what is its use
Define Verification &Validation. Verification: The set of activities that make sure that software correctly executes a specific function. Validation: The set of activiti
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