Data Mining Multiple Choice Questions And Answers

Read the most frequently asked 35 top Data Mining Multiple Choice questions and answers for freshers and experienced pdf download free


1.The problem of finding hidden structure in unlabeled data is called...
2.Task of inferring a model from labeled training data is called
3.Some telecommunication company wants to segment their customers into distinct groups in order to send appropriate subscription offers, this is an example of
4.Self-organizing maps are an example of...
5.You are given data about seismic activity in Japan, and you want to predict a magnitude of the next earthquake, this is in an example of...
6.Assume you want to perform supervised learning and to predict number of newborns according to size of storks' population
7. Discriminating between spam and ham e-mails is a classification task, true or false?
8.In the example of predicting number of babies based on storks' population size, number of babies is...
9.It may be better to avoid the metric of ROC curve as it can suffer from accuracy paradox.
10.which of the following is not involve in data mining?
11.Which is the right approach of Data Mining?
12.Which of the following issue is considered before investing in Data Mining?
13. Adaptive system management is
14. Bayesian classifiers is
15. Algorithm is
16. Bias is
17. Background knowledge referred to
18. Case-based learning is
19. Classification is
20. Binary attribute are
21. Classification accuracy is
22. Biotope are
23. Cluster is
24. Black boxes are
25. A definition of a concept is if it recognizes all the instances of that concept
26. Data mining is
27. A definition or a concept is if it classifies any examples as coming within the concept
28. Data independence means
29. E-R model uses this symbol to represent weak entity set?
30. SET concept is used in
31. Relational Algebra is
32. Key to represent relationship between tables is called
33. ________ produces the relation that has attributes of Ri and R2
34. Which of the following are the properties of entities?
35. In a relation