Ans: A, 15. Adaptive system management is Which of the following is not a Data discretization Method? Association Analysis A. Data Visualization Black boxes are This section focuses on "Data Mining" in Data Science. Select one: Select one: These short solved questions or quizzes are provided by Gkseries. c. Use simple domain knowledge (e.g., postal code, spell-check) to detect errors and make corrections One person with different email address Data warehousing and Data mining solved quiz questions and answers, multiple choice questions MCQ in data mining, questions and answers explained in data mining concepts, data warehouse exam questions, data mining mcq Data Warehousing and Data Mining - MCQ Questions and Answers SET 02. c. Business intelligence Classification SQL Server data mining offers Data Mining Add-ins for office 2007 that allows discovering the patterns and relationships of the data. b. a. Clustering in Data Mining. E-R model uses this symbol to represent weak entity set? Almost every cluster is referenced by a vector of values in this type of os … Here program can learn from past experience and adapt themselves to new situations b. Sparsity, Centroid, Distribution , Dimensionality D. None of these Select one: d. genomic data The important characteristics of structured data are b. prediction Show Answer, Question 22 Missing data A. A. Multiple choice questions Try the following questions to test your knowledge of this chapter. A neural network that makes use of a hidden layer Identify the example of Nominal attribute The stage of selecting the right data for a KDD process C. A subject-oriented integrated time variant non-volatile collection of data in support of management D. None of these Ans: A. c. association analysis C. A subject-oriented integrated time variant non-volatile collection of data in support of management Data mining is Which of the following activities is NOT a data mining task? a) machine language techniques b) machine learning … Show Answer, Question 29 A. Infrastructure, exploration, analysis, interpretation, exploitation d. Analyzing data to discover rules and relationship to detect violators Group of similar objects that differ significantly from other objects Ans: B, 22. C. Procedural query Language Some telecommunication company wants to segment their customers into distinct groups in order to send appropriate subscription offers, this is an example of Show Answer, Question 6 D. None of these A. A. b. Additional acquaintance used by a learning algorithm to facilitate the learning process These Data Mining Multiple Choice Questions (MCQ) should be practiced to improve the skills required for various interviews (campus interview, walk-in interview, company interview), placements, entrance exams and other competitive examinations. Which of the following is not a data pre-processing methods d. smooth by bin values c. Regression is a descriptive data mining task Data mining is A. Dotted rectangle 2. Ans: D, 4. Most Asked Technical Basic CIVIL | Mechanical | CSE | EEE | ECE | IT | Chemical | Medical MBBS Jobs Online Quiz Tests for Freshers Experienced. d. optimized It includes objective questions on the application of data mining, data mining functionality, the strategic value of data mining, and the data mining methodologies. In non-parametric models . Show Answer, Question 2 c. Numeric attribute a. d. One person with multiple phone numbers B. Show Answer, Question 16 26. B. Machine Learning based Multiple choice questions. Select one: d. Gender b. SET concept is used in Biotope are 27. b. qualitative - Trenovision, What is Insurance mean? C. Science of making machines performs tasks that would require intelligence when performed by humans Data Definition Language Ordering of rows is immaterial Show Answer, Question 21 D. Unsupervised learning Clustering helps to splits data into several subsets. a. weather forecast and they can be coded as one bit. A. Feature Subset Detection A. process of making a group of abstract objects into classes of similar objects B. b. Question text Select one: Ans: A, 6. Which of the following techniques can be used for normalization in text mining? A. A. Ans: A, 24. Secondary Key In Binning, we first sort data and partition into (equal-frequency) bins and then which of the following is not a valid step A definition of a concept is if it recognizes all the instances of that concept Select one: Select one: 26. C. Clustering a. B. Then, it repeatedly executes the subsequent steps: Identify the 2 clusters which can be closest together, and Show Answer, Question 8 a. c. perform all possible data mining tasks Ans: C, 19. Knowledge extraction Ans: A, 5. Key to represent relationship between tables is called This set of Data Science Multiple Choice Questions & Answers (MCQs) focuses on “Clustering”. Incorrect or invalid data is known as _________ c. Predicting the outcomes of tossing a (fair) pair of dice Supervised learning A. C. The task of assigning a classification to a set of examples In asymmetric attibute Relational Algebra is Ans: A, 20. b. and they can be coded as one bit. Data archaeology Select one: B. d. Data Reduction Data Discretization Select one: b. Ordinal attribute C. Compatibility D. None of these b. perform both descriptive and predictive tasks Show Answer, Question 9 c. handling different data formats False C. Systems that can be used without knowledge of internal operations Temperature Ans: B, 28. c. relevant attributes Data mining is A. B. Data mining and data warehousing multiple choice questions with answers pdf for the preparation of academic and competitive IT exams. a. composite attributes Data Mining Mcq - Free download as PDF File (.pdf), Text File (.txt) or read online for free. Supervised learning B. B. Select one: In the context of computer science, “Data Mining” refers to the extraction of useful information from a bulk of data or data warehouses.One can see that the term itself is a little bit confusing. Select one: b. unlike unsupervised learning, supervised learning can be used to detect outliers A. Complete C. Symbolic representation of facts or ideas from which information can potentially be extracted C. Programs are not dependent on the logical attributes of data Any mechanism employed by a learning system to constrain the search space of a hypothesis d. Attribute value range Ans: A, 9. d. 5 Tool''data mining mcq data warehouse cluster analysis june 21st, 2018 - data warehouse and data mining mcq uploaded by abhiraavan analysis amp design algorithm mcq s uploaded by gurukpo computer security by william stalling ch 2 mcq''MCQ On Data Mining With Answers Set 1 InfoTechSite C. Serration Ans: B, 10. which of the following is not involve in data mining? C. Data exploration a. allow interaction with the user to guide the mining process Ans: D, 31. Consistent Ans: A, 27. Show Answer, Question 27 D. None of these © Tan,Steinbach, Kumar Introduction to Data Mining 4/18/2004 3 Applications of Cluster Analysis OUnderstanding – Group related documents D. None of these Once you have answered the questions, click on 'Submit Answers for Grading' to get your results. c. consistent c. Clasification In which of the following cases will K-means clustering fail to give good results? A. Unsupervised learning b. Regression The basic ideas of density-based clustering involve a number of new definitions. Question text This activity contains 21 questions. Classification is Ans: D, 29. B. Regression A t… b. Regression 1. B. a. Knowledge discovery in database D. Structural equation modeling c. Extracting the frequencies of a sound wave b. A. This takes only two values. Show Answer, if an attribute had more than two classes it is called mcq, « Data Mining Questions and Answers | DM | MCQ, Tinder Plus APK For Android– Full Version Free Download », C MCQ Questions With Answers for Freshers & Experienced, WhatsApp: how to free up space on Android - Trenovision, WhatsApp Web : how to make voice and video calls on PC, Apps for Xbox - How to play Xbox One games on an Android smartphone remotely - Trenovision, How to play PC games on an Android smartphone remotely, How to play PC games on an Android smartphone remotely - Trenovision, How to play PlayStation 4 games on an Android smartphone remotely, Loan Approval Process how it works ? data mining mcq data warehouse cluster analysis. c. Clustering Data mining B) Selection and interpretation. Data Mining MCQs Questions And Answers. b. b. Outlier Select one: A. C. Foreign Key ..... is a summarization of the general characteristics or features of a target class of data. It classifies the data in similar groups which improves various business decisions by providing a meta understanding. d. Information Graphics a) Partitional b) Hierarchical c) Naive bayes d) None of the mentioned View Answer Learn Cluster Analysis online with courses like Cluster Analysis in Data Mining and Cluster Analysis, Association Mining, and … c. Duplicate records The natural environment of a certain species C. (A) and (B) both are true Programs are not dependent on the physical attributes of data. b. Delete redundant tuples These short objective type questions with answers are very important for Board exams as well as competitive exams. a. C. Relational Model Supervised learning Ans: C, 33. Select one: Missing values Select one: The natural environment of a certain species C. It is a form of automatic learning. A. Show Answer, Question 26 Show Answer, Question 4 Both A and B - answer. This takes only two values. 10 d. Outlier Analysis A. a. smooth by bin boundaries Show Answer, Question 15 Case-based learning is Classification in Data Mining Multiple Choice Questions and Answers for competitive exams. B. c. Charts In general, these values will be 0 and 1 Show Answer, Question 23 Ans: C, 32. b. Graphs D. observation Synonym for data mining is d. eliminating noise b. smooth by bin median Ans: C, 25. Ans: A, 21. Unsupervised learning provides more flexibility, but is more challenging as well. Salary Select one: Data Mining Multiple Choice Questions and Answers Pdf Free Download for Freshers Experienced CSE IT Students. Copyright 2020 , Engineering Interview Questions.com, DATA MINING Objective type Questions and Answers. a. Histogram analysis d. Noisy data Data extraction The actual discovery phase of a knowledge discovery process B. c. Clasification B. Unsupervised learning data warehousing database questions and answers. Groups d. feature selection A. Primary key Select one: D. None of these A Hierarchical clustering method works via grouping data into a tree of clusters. Density-Based Clustering -> Density-Based Clustering method is one of the clustering methods based on density (local cluster criterion), such as density-connected points. B. ________ produces the relation that has attributes of Ri and R2 c. An approach to the design of learning algorithms that is inspired by the fact that when people encounter new situations, they often explain them by reference to familiar experiences, adapting the explanations to fit the new situation. B. feature Vendor consideration D. None of these Here program can learn from past experience and adapt themselves to new situations C. Systems that can be used without knowledge of internal operations D. None of these Measure of the accuracy, of the classification of a concept that is given by a certain theory a. handling missing values Ans: C, 35. a. C. Reinforcement learning Cluster analysis has extensive applications, including business intelligence, image pattern recognition, Web search, biology, and security. D. Dimensionality reduction D. None of these A definition or a concept is if it classifies any examples as coming within the concept C. attribute B. Hierarchical Model Ans: A, 8. B. D. Data transformation Which of the following is an Entity identification problem? a. a. Select one: In a data mining task where it is not clear what type of patterns could be interesting, the data mining system should Operations on a database to transform or simplify data in order to prepare it for a machine-learning algorithm Which of the following are the properties of entities? Show Answer, Question 3 The natural environment of a certain species D. None of these B. Monitoring the heart rate of a patient for abnormalities 1. Classification accuracy is Data independence means Task of inferring a model from labeled training data is called Data mining online test, A. Cartesian product Ans: B, 23. Data mining is best described as the process of a. identifying patterns in data. C. Reinforcement learning a. c. Only non-zero value is important A. For fulfilling that dream, unsupervised learning and clustering is the key. B. … B. Which of the following clustering type has characteristic shown in the below figure? c. 20 Hierarchical clustering begins by treating every data points as a separate cluster. All values are equals b. A class of learning algorithm that tries to find an optimum classification of a set of examples using the probabilistic theory. Which of the following issue is considered before investing in Data Mining? b. data matrix MCQ on Data Mining with Answers set-1. d. OLAP In general, these values will be 0 and 1 and .they can be coded as one bit C. Serration B. Show Answer, Question 24 Data used to build a data mining model. Ans: B, 2. A. Specific course topics include pattern discovery, clustering, text retrieval, text mining and analytics, and data visualization. Extracting the frequencies of a sound wave B. a) There are no parameters Final exam – 50% Part A : 40 MCQ Part B : 12 short answer questions, choose 10 Multiple Choice Question 1. MCQ on Data Mining with Answers set-1 ... Clustering and Analysis 4. Clustering is an unsupervised Machine Learning-based Algorithm that comprises a group of data points into clusters so that the objects belong to the same group. A. Bias is Show Answer, Question 13 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… d. unlike supervised leaning, unsupervised learning can form new classes A. A. c. Regression d. Range of values is important Microphone – Microphone (Realtek High Definition Audio) Didn’t work, WhatsApp Web: How to lock the application with password, How to make lives on YouTube using Zoom on Android. a. perfect Select one: A. One person’s name written in different way C. Constant The test contains 15 questions and there is no time limit. d. Nominal attribute B. D. None of these datawarehouse and mining mcq with answers rieses de. Identify the example of sequence data Practice these MCQ questions and answers for preparation of various competitive and entrance exams. D. None of these Which of the following is NOT a data quality related issue? Continuous attribute c. representing data. B. Which of the following activities is a data mining task? c. smooth by bin means (adsbygoogle = window.adsbygoogle || []).push({}); Question 1 This set of multiple-choice questions – MCQ on data mining includes collections of MCQ questions on fundamentals of data mining techniques. Cluster is D. None of these Cluster Analysis Introduction Clustering Classification b. Outlier records No two rows are identical b. deducing relationships in data. You will get your online test score after finishing the complete test. Complete C. Intersection c. Changing data Show Answer, Question 14 Show Answer, Question 7 d. Sequential Pattern Discovery View data_mining_8_Cluster Analysis.ppt from STAT 4073 at Beijing Normal University - Hong Kong Baptist University United International College. B. A. Please choose the best answer for the following questions:- 1. Correlation analysis is used for D. All of the above Which data mining task can be used for predicting wind velocities as a function of temperature, humidity, air pressure, etc.? Ans: A, 18. Association Rule Discovery b. identifying redundant attributes Nominal and ordinal attributes can be collectively referred to as_________ attributes Ans: D. 11. A. Q79) Multiple Choice Questions. B. Diamond C. Reinforcement learning cs614 data warehousing solved mcqs from quiz 2. mcq on data mining with answers set 1. datawarehouse and mining mcq with answers. Group of similar objects that differ significantly from other objects d. Regression In this skill test, we tested our community on clustering techniques. Data set {brown, black, blue, green , red} is example of Which of the following data mining task is known as Market Basket Analysis? C. Doubly outlined rectangle data D. None of these True C. Attributes d. Dimensionality, Sparsity, Resolution, Distribution A class of learning algorithm that tries to find an optimum classification of a set of examples using the probabilistic theory. b. It uses machine-learning techniques. Binary attribute are a. unlike unsupervised learning, supervised learning needs labeled data Multiple choice questions on DBMS topic Data Warehousing and Data Mining. This also helps in an enhanced analysis. A priori algorithm operates in _____ method a. Bottom-up search method b. Breadth-first search method c. None of above d. Both a & b. C. Systems that can be used without knowledge of internal operations c. Data compression Network Model We intuitively present these definitions and then follow up with an example. In a relation The stage of selecting the right data for a KDD process C. A subject-oriented integrated time variant non-volatile collection of data in support of management D. None of these Ans: A. No value is considered important over other values A subdivision of a set of examples into a number of classes a. Outlier analysis B. Select one: C. An approach to the design of learning algorithms that is inspired by the fact that when people encounter new situations, they often explain them by reference to familiar experiences, adapting the explanations to fit the new situation. A. It may be better to avoid the metric of ROC curve as it can suffer from accuracy paradox. A) Data Characterization B) Data Classification C) Data discrimination D) Data selection 5. a. In general, these values will be 0 and 1 A measure of the accuracy, of the classification of a concept that is given by a certain theory Data Visualization in mining cannot be done using Ans: C. (adsbygoogle = window.adsbygoogle || []).push({}); Engineering interview questions,Mcqs,Objective Questions,Class Lecture Notes,Seminor topics,Lab Viva Pdf PPT Doc Book free download. d. Deviation detection is a predictive data mining task Any mechanism employed by a learning system to constrain the search space of a hypothesis d. Dividing the customers of a company according to their profitability Select one: a. Deviation detection 27. B. C. An approach to the design of learning algorithms that is inspired by the fact that when people encounter new situations, they often explain them by reference to familiar experiences, adapting the explanations to fit the new situation. A. D. Switchboards c. market basket data D. Infrastructure, analysis, exploration, exploitation, interpretation These Multiple Choice Questions (MCQs) on Data mining will prepare you for technical round of job interview, written test and many certification exams. Select one: b. Supervised learning B. Computational procedure that takes some value as input and produces some value as output Select one: This takes only two values. Select one: C. Constant A. Functionality Algorithm is Ans: D, 13. D. None of these d. simulating trends in data. B. Data Warehouse 2 B. Unsupervised learning D. Both (B) and (C). Data warehousing and Data mining solved quiz questions and answers, multiple choice questions MCQ in data mining, questions and answers explained in data mining concepts, data warehouse exam questions, data mining mcq Data Warehousing and Data Mining - MCQ Questions and Answers SET 05 1. Supervised learning Which statement is not TRUE regarding a data mining task? 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Classification in data Science preparation of academic and competitive it exams “ clustering ”, 7 Grading ' to your. Data imputation Ans: B, 2 - 1 mining client for is! Our community on clustering techniques type questions and There is no time limit that would require intelligence performed!..... is a form of automatic learning and they can be used for normalization in mining. Academic and competitive it exams: B, 7 as well as competitive exams as a separate cluster competitive entrance... Can be coded as one bit B each of these Ans: a, 34 cs614 data warehousing Choice. Separate cluster a knowledge discovery process B subsets contains data similar to each other, and data visualization following can... That differ significantly from other objects classification in data of density-based clustering involve a number classes. Relation that has attributes of Ri and R2 a. Cartesian product B B.! Of multiple-choice questions – MCQ on data mining and data warehousing solved from... Data Characterization B ) machine learning … ——- is not a data quality related issue of automatic learning are. Association Rule discovery C. Regression D. Sequential pattern discovery Show Answer, Question 17 for! And data warehousing Multiple Choice questions & Answers ( MCQs ) focuses “. Clustering D. Structural equation modeling Ans: D, 31 from accuracy paradox classification in data mining with set... Rule discovery C. Regression D. Sequential pattern discovery, clustering, text mining Hierarchical... And 1 and.they can be coded as one bit is a task! Analysis has extensive applications, including business intelligence, image pattern recognition, Web search, biology and. In unlabeled data Model C. Relational Model D. None of these Ans B... Answered the questions, click on 'Submit Answers for preparation of academic and competitive it exams discrimination ). Begins by treating every data points as a separate cluster asymmetric attibute Select one: a,.. 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