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Data Mining
1. What is data mining? Write Data Mining applications.
2. Explain OLAP? Write the benefits of OLAP.
3. What are the key features of a Data Warehouse?
4. What is Business Intelligence? Explain the components of BI architecture.
5. Elaborate State charts and Activity Diagrams with examples.
6. Explain the five levels of capability maturity models.
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
Explain the concept of a data model ? Data Model - Model is an abstraction procedure which hides irrelevant details although highlighting details relevant to the application
What are the ways of obtaining the connection parameters? Hardwire the parameters into the program. Ask for the parameters interactively. Get the parameters
What is persistency? Persistency ensures which data is stored and that after the object is no longer available (program stops running) the data will be available to other users
List the requirements needed to design a trigger. The requirements are:- Specifying when a trigger is to be implemented. State the actions to be taken when the trigger im
Which data type can store unstructured data? Raw data type can store unstructured data.
Define DBA database administrator? DBA : A database administrator (DBA) is a person who is responsible for the environmental aspects of a database. In common, these involves:
My cut off date is very soon in a Database subject and i dont know how to solve anything in it
Rules Of Data Normalisation Let us now summarise Normalisation with the help of various clean rules. The following are the necessary rules for the Normalisation process: 1.
Define Deadlock recovery measures To recover from deadlock, the cycle in the wait-for-graph should be broken. The common technique of doing this is to rollbac
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