Data mining-Clustering-1

Data mining-Clustering-1

University

7 Qs

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Data mining-Clustering-1

Data mining-Clustering-1

Assessment

Quiz

Computers

University

Practice Problem

Hard

Created by

Rafeeque PC

Used 306+ times

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7 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Cluster analysis is ...................

Unsupervised Learning

Supervised learning

Semi supervised learning

None of these

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Of the following identify the problems that can be solved by cluster analysis

Outlier Detection

Community detection in social network

Sales forecasting

Customer segmentation

3.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Of the following what are the distance based clustering algorithms?

K-Means

K-Medoids

Hierarchical

DBSCAN

4.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

K-Means clustering is ........................ type clustering algorithm?

Distance based

Partition based

Density based

Hierarchical

5.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Of the following what are the Density based clustering algorithms?

DBSCAN

OPTICS

BIRCH

CURE

6.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Weblog data is __________________

Time series data

Sequence data

Streaming data

Categorical data

7.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Which of the following statements are true?

Time series data can be sequence data but sequence data need not be Time series data

A Good clustering method will have high intra-class similarity and low inter-class similarity

Similarity measure is critical for cluster analysis

Biological sequence is a Time series data