Data Warehousing Mining Questions & Answers: part2



Software Programming : Data Warehousing Mining QUESTIONS AND ANSWERS :: part2 : 1 to 5

Following Software Programming language Entrance Multiple choice objective type questions and answers will help you in Software Programming 2024 examinations :

1.Multiple Regression means

Data are modeled using a straight line
Data are modeled using a curve line
Extension of linear regression involving only one predicator value
Extension of linear regression involving more than one predicator value
All (opt1), (opt2), (opt3) and (opt4) above.

2.Which of following form the set of data created to support a specific short lived business situation?

Personal data marts
Application models
Downstream systems
Disposable data marts
Data mining models.

3.Concept description is the basic form of the #17. Concept description is the basic form of the

Predictive data mining
Descriptive data mining
Data warehouse
Relational data base
Proactive data mining.

4.Which of the following should not be considered for each dimension attribute?

Attribute name
Rapid changing dimension policy
Attribute definition
Sample data
Cardinality.

5.The apriori property means

If a set cannot pass a test, all of its supersets will fail the same test as well
To improve the efficiency the level-wise generation of frequent item sets
If a set can pass a test, all of its supersets will fail the same test as well
To decrease the efficiency the level-wise generation of frequent item sets
All (opt1), (opt2), (opt3) and (opt4) above.

More Data Warehousing Mining QUESTIONS AND ANSWERS available in next pages

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