0
Data Mining & Business Intelligence : Question Paper May 2013 - Information Technology (Semester 6) | Mumbai University (MU)

Data Mining & Business Intelligence - May 2013

Information Technology (Semester 6)

TOTAL MARKS: 80
TOTAL TIME: 3 HOURS
(1) Question 1 is compulsory.
(2) Attempt any three from the remaining questions.
(3) Assume data if required.
(4) Figures to the right indicate full marks.
1 (a) Give different between OLTP and OLAP(5 marks) 1 (b) Explain DBSCAN.(5 marks) 1 (c) Give difference between Classification and Clustering.(5 marks) 1 (d) Explain constraint based association rule mining.(5 marks) 1 (e) Explain Regression.(5 marks) 2 (a) List the dimension and facts for hospital management system and also draw star schema and snowfalke schema.(10 marks) 2 (b) Why preprocessing is required?(5 marks) 2 (c) Explain multidimention association rule.(5 marks) 3 (a) What is web structure mining? Explain Technique of web structure mining.(10 marks) 3 (b) Explain data descritization and summarization with example.(10 marks) 4 (a) Define the following terms with example-
(i) Item set (ii) frequency item set (iii) closed item set.
(10 marks)
4 (b) What is Market basket analysis? Explain its use.(10 marks) 5 (a) Following table gives fat and proteins content of items. Apply single linkage clustering and construct dendrogram :-

Food Item Protein Fat
1 1.1 60
2 8.2 20
3 4.2 35
4 1.5 21
5 7.6 15
6 2.0 55
7 3.9 39
(10 marks) 5 (b) Explain spatial data mining (SDM). Also explain a model of spatial data warehouse.(10 marks) 6 (a) Use k-mean Algorithm to create three cluster for given set of values :-
{2,3,7,8,9,15,17,19,25}.
(10 marks)
6 (b) Explain Hoeffding tree algorithm with example.(10 marks)


Write short notes on any three :-

7 (a) Spatial data cube construction(7 marks) 7 (b) Bayesian classification(7 marks) 7 (c) Text mining approaches (7 marks) 7 (d) Issue in data mining(7 marks)

0  upvotes

Next up

Read More Questions

If you are looking for answer to specific questions, you can search them here. We'll find the best answer for you.

Search

Study Full Subject

If you are looking for good study material, you can checkout our subjects. Hundreds of important topics are covered in them.

Know More