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BCA 6th sem Data Warehouse and Data Mining paper 2017

UniversityGGSIPU, New Delhi
CourseBCA
Semester6
SubjectData Warehouse and Data Mining
Year2017
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Sourabh Bajaj
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Answer any five of the following questions briefly:-

(a) How to classify various data mining systems? -

(b) What do you mean by Association Rule Mining?

(c) What are data mining task primitives?

(d) Briefly explain OLAP.

(e) How to evaluate the accuracy of a classifier?

(f) What are important social impacts of data mining?

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What are the major issues in Data Mining? Explain in detail.

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What is data preprocessing? Write and explain all the steps of data preprocessing.

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What is Multidimensional Data Model? Explain in detall the architecture of data warehouse. 

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What are frequent patterns, association and correlation? Explain with the help of a suitable example the advantages of frequent pattern mining.

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What is Classification? Write and explain the decision tree induction method. 

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What do you understand by Cluster Analysis? Explain Partitioning method in detail.  

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Write the major applications of Data mining in today's world.

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Write the steps to mine spatial and multimedia databases.

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