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1.Why we need data mining? Give an example to illustrate your answer.
2. Why data mining is considered as "misleading name"?
3. Distinguish the difference between database and data warehouse? Give 4 differences at least.
4. Discus the major difference between relational database and object oriented database?
5. Text databases may be highly unstructured, semi structured and well structured. Give an example for each.
6. How can data mining affect our privacy? Give examples to illustrate your answer.
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
Find out the names and company names of all employees sorted in ascending order of company name and descending order of employee names of by which company. SELECT EMPLOYEE_NAME,
how draw er diagram
What is Normalization? Database normalization is a data design and organization method applied to data structures based on rules that help building relational databases. In rel
I have been given 8 differebt data warehouseing failure case studies. I need to question 4 questions for each
Inheritance Adjustment As in object oriented analysis and design terms inheritance defines a relationship between classes, where as one class shares structure or behaviour def
what is difference between circular inked lust and grunded linked list
When It is better to use files than a DBMS? It is better to use files than a DBMS when Multiple users wish to access the data.
Association as a cache This association must be updated when any new element is added to it, but testing for overlap using association is more efficient. Figure:
Write the syntax of creating an INDEX ? Syntax of Creating an Index: CREATE [BITMAP] [UNIQUE] INDEX ON ( [, ] . . .);
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