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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 dictionaries.
ii. Databases - Using software design model, the data models are translated into data structures and data bases at the request level.
iii. Data warehouses - At the business level useful information is identified from several databases and the data warehouses are formed.
Define Verification &Validation. Verification: The set of activities that make sure that software correctly executes a specific function. Validation: The set of activiti
What does the insert statement in extract datasets do? It describes the fields of a field group.
Question: (a) "People have recourse to outsourcing only for reducing cost". Show this statement on the motivations for outsourcing. (b) "Outsourcing is a threat to the co
I need help creating a DFD for an assignment. Is there anyway you could help?
Differance b/w Liner sequenrial modal with incremental modal
What is a state transition diagram? State transition diagram is mainly a collection of states and events. The events cause the system to change its state. It also shows what ac
Define coupling and Discuss various types of coupling? Define coupling. Discuss various types of coupling. Ans: A Coupling is the measure of the degree of interdepende
Q. Explain the software life cycle model that incorporates risk factor. Ans. The problem with traditional software process models is that they don't deal sufficiently with th
Discuss about Throw-away prototyping Objective: The principal aims of this model is to validate or to gain the system requirements. It is developed to minimise requi
What are the conditions exists after performing validation testing? After performing the validation testing there exists two conditions. The function or performance characteris
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