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Explain Object oriented Model ?
Object Oriented Model - This model is based on the object-oriented programming language paradigm. It involves the features of OOP such as inheritance, encapsulation, object-identity, etc. It also supports a rich category system, involving structured and collection types.
How to create values of structured type? Constructor functions are used to make values of structured types. A function with the similar name as a structured type is a construct
growing phase and shrinking phase are disjoint, why ?
Explain the relevance of Data Dictionary in a Database System? Data dictionary is a database in its own right residing on the disk that consist of Meta data which is = Data abo
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
What are the two integrity rules? Ans: The two integrity rules are: Entity Integrity Rule & Referential Integrity Rule. Entity Integrity Rule - If the attribute A of rel
Explain the differences between structured data and unstructured data. Structured data are facts concerning objects and events. The most significant structured data are numeric
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
Update or Modify operation alters the existing values. If these operations alter the value that is the foreign key also, the only check need is the similar as that of the Insert op
Chapter 1 - Profile for the Organization You have to select an organization of your choice and assume that you work for that organization. Now you must prepare a brief profile of t
One-way Associations When an association is traversed only in the one direction, then it is implemented as a pointer i.e.an attribute which contains an object reference. If mu
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