E-Technologies-Data Mining [NTA-NET (UGC-NET) Computer Science & Applications (87)]: Questions 1 - 4 of 13

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Question 1

Appeared in Year: 2010

Question MCQ▾

A data mart may contain (December Paper II)

Choices

Choice (4)Response

a.

Aggregate departmental data

b.

De-normalized data

c.

Summarised data

d.

All a., b. and c. are correct

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Question 2

Appeared in Year: 2010

Question MCQ▾

Data Mining uses ________, ________ and ________ to build effective predictive model.

(i) Data set

(ii) Information set

(iii) Input set

(iv) Process set

(v) Output set

(vi) Test set

Which of the following are correct? (June Paper II)

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 3

Appeared in Year: 2010

Question MCQ▾

Data mining is (December Paper II)

Choices

Choice (4)Response

a.

The process of extracting valid, previously unknown, comprehensible and actionable information from large databases and using it to make crucial business decisions.

b.

A tool that allows end users direct access and manipulation of data from within datawarehousing environment without the intervention of customized programming activity.

c.

A tool that helps end users extract useful business information from large database.

d.

None of the above

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Question 4

Appeared in Year: 2011

Question MCQ▾

Web Mining is not used in which of the following areas? (December Paper II)

Choices

Choice (4)Response

a.

Information filtering

b.

Crime fighting on the internet

c.

Online transaction processing

d.

Click stream analysis.

Edit