Dr. A.P.J. Abdul Kalam University
Master of Computer Application
Fifth Semester Main Examination, Dec-2020
Data Warehousing & Mining [MCA501]
Time: 3:00 Hrs Max Marks 70
Note: Answer any five questions. All questions carry equal marks.
Q.1 (a) Explain all challenges arise during data mining.
(b) Explain data mining issues related to performance. How these issues can be resolved?
Q.1 What is Data Mining and Write down the applications of data mining?
Q.2 What is Data Transformation? Explain it?
Q.3 How is a data warehouse different from a database? How are they similar? Explain.
Q.4 What do you understand by the term OLAP? List the various types of OLAP operations.
Q.5 Specify the five criteria for the evaluation of classification and prediction.
Q.6 Write a short notes
a. Spatial data mining
b. Tree Induction algorithm.
Q.7 Discuss major issues in data mining regarding mining methodology and user interaction.
Scanned Copies:
0 comments:
Pen down your valuable important comments below