MCQs about Data Mining - 1 | GM Statistics

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MCQs about Data mining

1. _____________ is the output of KDD.

Query

Information

Data

Useful Information

2. ___________ is not a data mining functionality?

Characterization and Discrimination

Classification and regression

Selection and interpretation

Clustering and Analysis

3. Which of the following is the right approach to Data Mining?

Infrastructure, analysis, exploration, interpretation, exploitation

Infrastructure, exploration, analysis, interpretation, exploitation

None of these

Infrastructure, exploration, analysis, exploitation, interpretation

4. Classification is

A measure of the accuracy, of the classification of a concept that is given by a certain theory

The task of assigning a classification to a set of examples

None of these

A subdivision of a set of examples into a number of classes

5. The classification task referred to

The task of assigning a classification to a set of examples

A measure of the accuracy, of the classification of a concept that is given by a certain theory

A subdivision of a set of examples into several classes

None of these

6. Cluster is

Group of similar objects that differ significantly from other objects

None of these

Operations on a database to transform or simplify data in order to prepare it for a machine-learning algorithm

Symbolic representation of facts or ideas from which information can potentially be extracted

7. We define a ______ as a subdivision of a set of examples into a number of classes

Array

Tree

Classification

Kingdom

8. Binary attributes are,

Systems that can be used without knowledge of internal operations

The natural environment of a certain species

None of these

This takes only two values. In general, these values will be 0 and 1 and .they can be coded as one bit

9. Classification accuracy is

The task of assigning a classification to a set of examples

None of these

A subdivision of a set of examples into a number of classes

A measure of the accuracy, of the classification of a concept that is given by a certain theory

10. Algorithm is

A computational procedure that takes some value as input and produces some value as output

It uses machine-learning techniques. Here program can learn from past experience and adapt themselves to new situations

None of these

The science of making machines performs tasks that would require intelligence when performed by humans

11. Data mining is?

Time variant non-volatile collection of data

None of these

The actual discovery phase of a knowledge

The stage of selecting the right data

12. A group of similar objects that differ significantly from other objects is named …

Cluster

Community

None of these

Classification

13. It is the main technique employed for data selection

Noise

Clustering

Histogram

Sampling

14. Two fundamental goals of Data Mining are

Data cleaning and organizing the data

Prediction and Description

Analysis and Description

15. Which of the following does not belong to data mining?

Data transformation

Data exploration

Knowledge extraction

Data archaeology

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Online MCQs about Data Mining Questions and Answers

Data mining is?
Cluster is
Classification accuracy is
Algorithm is
Classification is
Binary attributes are,
———- is not a data mining functionality?
———- is the output of KDD.
Which of the following does not belong to data mining?
Which of the following is the right approach to Data Mining?
A group of similar objects that differ significantly from other objects is named …
Two fundamental goals of Data Mining are
It is the main technique employed for data selection
We define a ———- as a subdivision of a set of examples into a number of classes
The classification task referred to

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MCQs about Data Mining – 1

Online MCQs about Data Mining Questions and Answers

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Online MCQs about Data Mining Questions and Answers

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