MCQs about Data Mining - 1 - GM Statistics

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MCQs about Data mining

1. _____________ is the output of KDD.

Useful Information

Data

Query

Information

2. Two fundamental goals of Data Mining are

Data cleaning and organizing the data

Prediction and Description

Analysis and Description

3. The classification task referred to

A subdivision of a set of examples into several classes

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

None of these

4. Algorithm is

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

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

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

None of these

5. Classification accuracy is

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

None of these

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

6. Classification is

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

None of these

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

7. ___________ is not a data mining functionality?

Selection and interpretation

Classification and regression

Clustering and Analysis

Characterization and Discrimination

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

Kingdom

Array

Classification

Tree

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

Infrastructure, exploration, analysis, exploitation, interpretation

Infrastructure, exploration, analysis, interpretation, exploitation

None of these

Infrastructure, analysis, exploration, interpretation, exploitation

10. It is the main technique employed for data selection

Clustering

Histogram

Sampling

Noise

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

Knowledge extraction

Data transformation

Data archaeology

Data exploration

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

Classification

Cluster

None of these

Community

13. Cluster is

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

None of these

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

Group of similar objects that differ significantly from other objects

14. Data mining is?

None of these

The actual discovery phase of a knowledge

Time variant non-volatile collection of data

The stage of selecting the right data

15. Binary attributes are,

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

The natural environment of a certain species

None of these

Systems that can be used without knowledge of internal operations

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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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