Monday, January 23, 2023

Dr. A.P.J. Abdul Kalam University MTECH III SEM (CSE) Data Mining and Warehousing [MTCSE301(1)] Dec 2020 Question Paper

Dr. A.P.J. Abdul Kalam University

Master of Technology

Third Semester Main Examination, Dec-2020

Data Mining and Warehousing [MTCSE301(1)]

Time: 3:00 Hrs Max Marks 70

Note : Attempt any five questions. All questions carry equal marks.

Any data required but not provided may be assumed.

Q.1 What is data mining? Explain how the evolution of database technology

leads to data mining.

Q.2 Differentiate between multi-level and multi-dimensional association rules.

Q.3 What is meant by data transformation? What are the various ways of data

transformation?

Q.4 What is text mining? How is it different from web content mining?

Q.5 Differentiate between K-means and K-medoids partitioning methods.

Q,6 What are the reasons for implementing a separate ODS & DWH?

Q.7 What is clustering? What are the different categories of clustering methods?

Q.8 Write short notes on- (Any-4)

(i) Snow flake schema and fact constellation

(ii) Motion analysis

(iii) Time series analysis

(iv) Data Mart and Distributed Data Mart

(v) Outlier analysis.

(vi) Web Usage mining

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