Jawaharlal Nehru Technological University Hyderabad 2006 B.E Computer Science data mining and data warehousing - Question Paper

Code No: RR410509 Set No. 1
IV B.Tech I Semester Supplementary Examinations, March 2006
DATA MINING AND DATA WAREHOUSING
( Common to Computer Science & Engineering and info
Technology)
Time: three hours Max Marks: 80
ans any 5 ques.
All ques. carry equal marks
? ? ? ? ?
1. (a) What is Query Management process? discuss briefly.
(b) discuss how to directing queries?
(c) Briefly explain maximizing system resources.
(d) define about query capture. [4+4+4+4]
2. (a) discuss hardware partitioning.
(b) discuss the significance of keyin partitioning.
(c) How do you size the partition? [8+4+4]
3. (a) define the identification of initial user requirements of a typical data ware-
house system.
(b) define the capacity planning requirements of a data warehouse system.[8+8]
4. define the hardware options that are available to implement backup strategy with
their merits and demerits. [16]
5. How do you make load estimation for a data warehouse? [16]
6. (a) What is a Decision Tree? elaborate the advantages and disadvantages of
DECISION TREE classifications? [3+5]
(b) For the provided data set create a Decision Tree? And discuss about the knowl-
edge found from it. [4+4]
OUTLOOK TEMP(F) HUMIDITY(%) WINDY CLASS
sunny 79 90 actual play
sunny 56 70 Flase play
sunny 79 75 actual no play
sunny 60 90 actual no play
overcast 88 88 False no play
overcast 63 75 actual play
overcast 88 95 False play
Rain 78 60 False play
Rain 66 70 False no play
Rain 68 60 actual play
7. (a) explain the principles underlying text clustering.
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Code No: RR410509 Set No. 1
(b) explain about [8+8]
i. Transverse & Intrinsic Links,
ii. Reference Nods & Index nodes.
8. (a) What is Temporal DATA MINING? discuss about the kinds of Temporal
data. [3+5]
(b) Write in detail about the Temporal DATA MINING tasks. [8]

Earning:   Approval pending.