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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 composite attributes? Composite attributes can be separated in to sub parts.
What is a relationship called when it is maintained between two entities? A relationship is called Binary relationship when it is maintained between two entities.
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
Ancestry database records information about family trees . Following information is recorded about each person: FIRSTNAME first name SURNAME surname MNAME maiden name (if
List the set operations of SQL? 1) Union 2) Intersect operation 3) The except operation
Explain the term- signal-to-noise ratio A signal-to-noise ratio of 20 dB means that S/N = 100. As log2101 is around 6.658, the Shannon limit is around 19.975 kbps. The Nyquist
In Database software have only pure security or some dis secured by administrator?
Explain Composite attribute in SQL ? Composite attribute: A composite attribute has many components, each of that is atomic or composite.
Company XYZ is an advertising company. It has its own website but the search facilities offered are not reliable. The company is willing to invest to acquire new machines and sof
Problem 1. Describe the Oracle Architecture with a neat labeled diagram, Also explain the individual components of the Architecture. 2. Write about the following Oracle 9i o
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