MCQs quiz about Data mining. MCQs about Data mining 1. Cluster is Operations on a database to transform or simplify data in order to prepare it for a machine-learning algorithm Symbolic representation of facts or ideas from which information can potentially be extracted Group of similar objects that differ significantly from other objects None of these 2. ___________ is not a data mining functionality? Characterization and Discrimination Selection and interpretation Clustering and Analysis Classification and regression 3. Classification task referred to The task of assigning a classification to a set of examples None of these A measure of the accuracy, of the classification of a concept that is given by a certain theory A subdivision of a set of examples into several classes 4. Binary attribute are, The natural environment of a certain species None of these This takes only two values. In general, these values will be 0 and 1 and .they can be coded as one bit Systems that can be used without knowledge of internal operations 5. _____________ is the output of KDD. Data Query Information Useful Information 6. Group of similar objects that differ significantly from other objects is named as … None of these Cluster Classification Community 7. Data mining is? The stage of selecting the right data None of these The actual discovery phase of a knowledge Time variant non-volatile collection of data 8. It is the main technique employed for data selection Clustering Noise Sampling Histogram 9. We define a ______ as a subdivision of a set of examples into a number of classes Array Classification Kingdom Tree 10. Classification accuracy is None of these A measure of the accuracy, of the classification of a concept that is given by a certain theory A subdivision of a set of examples into a number of classes The task of assigning a classification to a set of examples 11. Classification is A measure of the accuracy, of the classification of a concept that is given by a certain theory The task of assigning a classification to a set of examples None of these A subdivision of a set of examples into a number of classes 12. Which of the following is not belong to data mining? Knowledge extraction Data transformation Data archaeology Data exploration 13. Which of the following is the right approach to Data Mining? Infrastructure, exploration, analysis, interpretation, exploitation Infrastructure, analysis, exploration, interpretation, exploitation Infrastructure, exploration, analysis, exploitation, interpretation None of these 14. Algorithm is None of these The science of making machines performs tasks that would require intelligence when performed by humans 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 15. Two fundamental goals of Data Mining are Data cleaning and organizing the data Data cleaning and organizing the data Prediction and Description Analysis and Description Loading … Leave a Reply Cancel replyYou must be logged in to post a comment. previousDerivativesnextData Mining MCQs – 2
