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Decision tree analysis is a technique used by ________ systems. A) knowledge management

Decision tree analysis is a technique used by ________ systems. A) knowledge management

 Decision tree analysis is a technique used by ________ systems.

A) knowledge management

B) data-mining

C) reporting

D) expert

12) ________ systems improve decision making by using the discovered patterns and relationships to anticipate events or to predict future outcomes.

A) Knowledge management

B) Expert

C) Reporting

D) Data-mining

13) ________ compute(s) the correlation of items on past orders to determine items that are frequently purchased together.

A) Market-basket analysis

B) Knowledge management systems

C) Expert systems

D) Clickstream data

14) The advantage that ________ have over the other systems is that these foster innovation, improve customer service, increase organizational responsiveness, and reduce costs.

A) reporting systems

B) expert systems

C) data mining systems

D) knowledge management systems

15) Which of the following systems use If/Then rules?

A) data-mining systems

B) knowledge-management systems

C) expert systems

D) reporting systems

16) If Patient_Temperature > 103, Then Initiate High_Fever–Procedure. This sort of a rule is most likely to be found in a(n) ________ system.

A) expert

B) knowledge management

C) operational

D) reporting

17) Problematic data are termed as ________.

A) rough data

B) clickstream data

C) granular data

D) dirty data

18) WhyMe@GuessWhoIAM.org is an example of ________.

A) dirty data

B) coarse data

C) inconsistent data

D) fine data

19) Which of the following is a problem commonly associated with operational data that have been gathered over time?

A) too fine

B) nonintegrated

C) inconsistent

D) missing values

20) ________ refer(s) to the degree of summarization or detail.

A) Data abstraction

B) Data granularity

C) Gross data

D) Data aggregation

Tripti 07-Dec-2019

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