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Data Mining - 3

Authored by Dhanasekaran B N

Computers

University

Used 3+ times

Data Mining - 3
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9 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What does OLTP stand for?

Offline transaction processing
Online transaction processing
Outline traffic processing
None

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Where is data warehousing used?

Transaction system
Logical system
Decision support system
None

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

ETL stands for ____________

Effect, transfer, and load
Explain, transfer and load
Extract, transfer, and load
Extract, transform, and load

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the use of data cleaning?

To remove the noisy data
Transformations to correct the wrong data.
Correct the inconsistencies in data
All of the above

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

) What is KDD in data mining?

Knowledge Discovery Database
Knowledge Discovery Data
Knowledge Data definition
Knowledge data house

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the listed below helps to infer a model from labeled data?

Hybrid learning
Unsupervised learning
Supervised learning
Reinforcement learning

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

Unsupervised Learning

Supervised learning

Semi supervised learning

None of these

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