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Three Level Architecture of DBMS or Logical DBMS Architecture The logical architecture defines how data in the database is perceived by users. It is not deals with how the da
What is object identity? An object retains its identity even if some or all the values of variables or explanations of methods change overtime.
example of bank
Describe the development process of Object oriented methods Object oriented methods have roots which are strongly anchored back in the 60s, functional and structured methods we
Explain how the associations are implemented as classes. A general approach in this case is to transform an association class into a simple class linked to two original classes
Explain the disadvantages of creating a temporary table? If you have already created a temporary table with a shown name and attempting to create a second one with that nam
Design an EER schema for the following application and translate the EER schema into relational schemas (and constraints). It is possible that some requirements cannot be captured
Determine the benefits of Object oriented design OOD also gives reusability, which saves time, costs and productivity gains through direct mapping to properties of Object-Orie
Why did SAP introduce the extended star schema? Explain why it is reported to be better than the traditional schema model?
In an E-R diagram an entity set is represent by? In an E-R digram entity set is represted by rectangle.
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