Download JNTUA MCA 2014 Oct Supply 4th Sem 06MC403 Data Warehousing and Mining Question Paper

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Code: 06MC403

MCA IV Semester Supplementary Examinations September/October 2014

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DATA WAREHOUSING AND MINING

(For students admitted in 2008 only)

Time: 3 hours Max Marks: 60

Answer any FIVE questions

All questions carry equal marks

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1. Describe the classification of data mining systems.
2. Discuss about data warehouse implementation.
3. Why preprocess the data? What is data cleaning? Explain in detail.
4. What are the data mining primitives?
5. Describe DMQL syntax for task relevant data.

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6. What are the descriptive statistical measures in large databases?
7. Explain about data generalization and summarization based characterization.
8. Discuss about mining multilevel association rules from transactional databases.
9. Discuss about mining multidimensional association rules from relational databases to data warehouses.
10. What are the issues regarding classification and prediction?

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11. Explain about decision tree induction with an example.
12. Explain about major Clustering methods.
13. Explain the following:
    • Spatial databases.
    • Multimedia databases.
    • Mining the world wide web.

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