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Question 1 Define OLTP? Explain the Differences between OLTP and Data Warehouse
Question 2 What is Architecture? Explain various components involved in it
Question 3 Explain the Basic tasks in data transformation
Question 4 What is Data mining?
Question 5 Explain the Data smoothing techniques
Question 6 What is Clustering? Explain in detail
What are the types of reference?explain it with suitable examples? Object oriented language given the ability to refer the object attribute of the type can be referred to the s
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 is the used of specifying alias? Specifying alias: is used to rename column or attribute in a table.
What is object identity? An object retains its identity even if some or all the values of variables or explanations of methods change overtime.
What is a disjoint less constraint? Ans: It needs that an entity belongs to no much more than one level entity set. Disjoint less constraint needs that an entity belongs to
Which element in the database can modified by changing the data dictionary? Data elements in the database can be changed or modified through changing the data dictionary.
How can one distinguish among different kinds of parameters? Input parameters are used to pass data to subroutines. Output parameters are used to pass data from subrout
Use Access 2007 to create a database called UniLib.mdb. - this file should be created on your personal drive at the university (or C: if you're using Access 2007 at home) and t
What is the difference between WHERE and HAVING clauses?. Predicates in the WHERE clause applies to every tuple while the predicate in the HAVING clause applies to groups.
Why is database redesign necessary? Database redesign is essential for two reasons. First, redesign is essential both to fix mistakes made during the initial database design. S
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