Data Mining MCQ’s

Data Mining MCQ’s Viva Questions

1: Which of the following applied on warehouse?

a) write only

b) read only

c) both a & b

d) none of these

Answer - Click Here:
B

2: Data can be store , retrive and updated in …

a) SMTOP

b) OLTP

c) FTP

d) OLAP

Answer - Click Here:
B

3: Which of the following is a good alternative to the star schema?

a) snow flake schema

b) star schema

c) star snow flake schema

d) fact constellation

Answer - Click Here:
D

4: Patterns that can be discovered from a given database are which type…

a) More than one type

b) Multiple type always

c) One type only

d) No specific type

Answer - Click Here:
A

5:Background knowledge is…

a) It is a form of automatic learning.

b) A neural network that makes use of a hidden layer

c) The additional acquaintance used by a learning algorithm to facilitate the learning process

d) None of these

Answer - Click Here:
C

6: Which of the following is true for Classification?

a) A subdivision of a set

b) A measure of the accuracy

c) The task of assigning a classification

d) All of these

Answer - Click Here:
A

7: Data mining is?

a) time variant non-volatile collection of data

b) The actual discovery phase of a knowledge

c) The stage of selecting the right data

d) None of these

Answer - Click Here:
B

8: ——- is not a data mining functionality?

A) Clustering and Analysis

B) Selection and interpretation

C) Classification and regression

D) Characterization and Discrimination

Answer - Click Here:
B

9: Which of the following can also applied to other forms?

a) Data streams & Sequence data

b) Networked data

c) Text & Spatial data

d) All of these

Answer - Click Here:
D

10:Which of the following is general characteristics or features of a target class of data?

a) Data selection

b) Data discrimination

c) Data Classification

c) Data Characterization

Answer - Click Here:
D

11: ——– is the out put of KDD…

a) Query

b) Useful Information

c) Data

d) information

Answer - Click Here:
B

12: What is noise?

a) component of a network

b) context of KDD and data mining

c) aspects of a data warehouse

d) None of these

Answer - Click Here:
B

Data mining is a tool for allowing users to find the hidden relationships in data. True/False

Answer - Click Here:
True

Firms that are engaged in sentiment mining are analyzing data collected from?

A. social media sites.
B. in-depth interviews.
C. focus groups.
D. experiments.
E. observations.

Answer - Click Here:
A. social media sites.

Which of the following forms of data mining assigns records to one of a predefined set of classes?

(A). Classification

(B). Clustering

(C). Both A and B

(D). None

Answer - Click Here:
(B). Clustering

What are the two main objectives associated with data mining?

Answer - Click Here:
to find hidden patterns and trends are the two main objectives associated with data mining

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Prof. Fazal Rehman Shamil
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