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Data Warehouse Important Questions – (AI-DS /ML /CSE(DS))

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Important questions based on previous year papers pf aids and comps

1)Features of Dw

2) ETL

3) OLAP operations and OLAP vs OLTP

4) star and snowflake schema

5) issues in data mining

6) KDD

7) data preprocessing

8) data cleaning techniques

9) multilevel vs multidimensional association rule mining

10) dbscan algo

11) market basket analysis

12) web mining def and types

13) page rank and HITS algo

Alsi all the numericals very important
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Thanks buddy for IMP's

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