DATA WAREHOUSE AND DATA MINING (DWDM) DECEMBER 2011 COMPUTER SCIENCE SEMESTER 6
| 1. (a) | What is dimentional modeling ? Explain in detail. | 10 |
| (b) | What is datamining ? What are techniques and applications of datamining ? | 10 |
| Explain the architecture of typical datamining system. | ||
| 2. (a) | Explain how Apriori algorithm is useful in identifying frquent item set ? | 10 |
| (b) | Explain major factors related to performance of DT based datamining | 10 |
| techniques. | ||
| 3. (a) | Explain in detail HITS algorithm. | 10 |
| (b) | Explain Architecture of data warehouse. | 10 |
4. (a) | Design Star Schema for autosales analysis of the company. | 10 |
| (b) | Explain the techniques for web structure mining. | 10 |
5. (a) | Explain Snowflake Schema with example. | 10 |
| (b) | Explain in detail metadata and its various types. | 10 |
6. (a) | Explain ID3 algorithm. What are the pros and cones of it ? | 10 |
| (b) | Explain ETL of data warehousing in detail. | 10 |
7. | Write short notes on:- | |
| (a) Similarity and distance measures in datamining | 10 | |
| (b) Advanced Association rules. | 10 |
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