True d. (ii) only, 20. b. b. transaction data and derived data /F1 1453 0 R DATAWAREHOUSE AND MINING MCQ WITH ANSWERS. a. Prototype Above Medoids b. Logically divides into a number of overlapping Partitions b. Scribd is the world's largest social reading and publishing site. Which of the following applied on warehouse? b. creating profile records Derived data is derived from %���� Solved MCQs on Data Warehousing. d. The k means is more robust due to its less complexity, 79. d. None, 57. (i) & (iii) only d. Data Mining, 65. Size of the global Candidate set Unit-3: Refreshing a. O(log x) To deal with larger data sets, a sampling method, called _________ /Kids [ 3 0 R 5 0 R 7 0 R 9 0 R 11 0 R 13 0 R 15 0 R 17 0 R 19 0 R 21 0 R 23 0 R 25 0 R 27 0 R 29 0 R 31 0 R 33 0 R 35 0 R 37 0 R 39 0 R 41 0 R 43 0 R 45 0 R 47 0 R 49 0 R 51 0 R 53 0 R 55 0 R 57 0 R 59 0 R 61 0 R 63 0 R 65 0 R 67 0 R 69 0 R 71 0 R 73 0 R 75 0 R 77 0 R 79 0 R 81 0 R 83 0 R 85 0 R 87 0 R 89 0 R 91 0 R 93 0 R 95 0 R 97 0 R 99 0 R 101 0 R 103 0 R 105 0 R 107 0 R 109 0 R 111 0 R 113 0 R 115 0 R 117 0 R 119 0 R 121 0 R 123 0 R 125 0 R 127 0 R 129 0 R 131 0 R 133 0 R 135 0 R 137 0 R 139 0 R 141 0 R 143 0 R 145 0 R 147 0 R 149 0 R 151 0 R 153 0 R 155 0 R 157 0 R 159 0 R 161 0 R 163 0 R 165 0 R 167 0 R 169 0 R 171 0 R ] >> Actual support of item sets are generated �7 �[h�m����ě(�����/�>��[|�M���1�����t�2L�c�F�ϫd�5\��S��xş�|(|��_�fx. /Type /Pages You can answer and check what you have got regarding data warehousing by just doing MCQs on following URLs.. Decision Tree >> Clustering method can be classified To select the test attribute of each node in a decision tree we use This can be done by: 1. There are a number of strategies by which organizations can get into data warehousing. endobj This section focuses on "Data Mining" in Data Science. 1. a. c. project c. Both (a) & (b) b. (b). Geology Mcqs. MCQ on Data Mining with Answers set-1 Unknown. Data cleaning a. b. none Through this Data Mining tutorial, you will get 30 Popular Data Mining Interview Questions Answers. 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Prototype Around Means /MediaBox [0 0 612 792] Decision tree is based on c. Performance prediction & selective marketing For a list T, we denote head_t as its first element and body-t as the remaining part of the list (the portion of the list T often removal of head_t) thus t is The data warehousing and data mining technologies have extensive potential applications in the govt in various central govt sectors such as : Classification and prediction Size of the local Candidate set What is the Full Form of MDL. c. Ability to deal with noisy data Periodic maintenance of a data mart means a. d. Both a & b, 3. 31. a. g. 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Level-crises filtering by the single item MCQ quiz on Data Warehousing multiple choice questions and answers on Data Warehousing MCQ questions quiz on Data Warehousing objectives questions with answer test pdf for interview preparations, freshers jobs and competitive exams. D. Text Mining. a. all are true Data Warehousing And Mining Mcq Author: learncabg.ctsnet.org-Mathias Beike-2020-12-09-01-12-36 Subject: Data Warehousing And Mining Mcq Keywords: data,warehousing,and,mining,mcq Created Date: 12/9/2020 1:12:36 AM 17 UBC 62 6 DATA MINING AND WAREHOUSING (8 Marks Questions) Unit I 1. (i) Frequent item set in a bottom-up manner c. {t_head}{t_body} d. none of the above, 30. 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. c. both a and b c. 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True / False a. k-median method a. Bottom-down technique a._ Ne(O)_ ≥ MinPts b. c. reference and transaction data DEPT OF CSE & IT ... Data Mining is a process of discovering various models, summaries, and derived values from a given collection of data. False, 88. b. b. What is the Full Form of CLARANS. Advantage of Information-theoretic approach of the decision tree is MCQ quiz on Data Warehousing multiple choice questions and answers on Data Warehousing MCQ questions quiz on Data Warehousing objectives questions with answer test pdf for interview preparations, freshers jobs and competitive exams. Divisive Based Clustering Method a. Recursive Partitioning stops in Decision Tree when a. True c. Divisive Hierarchical Clustering and Density Hierarchical Clustering b) read only. c. output data source b. Density-Based Clustering Method a. frequency and schedule As this blog contains Popular Data Mining Interview Questions Answers, which are frequently asked in data science interviews. 7. These short objective type questions with answers are very important for Board exams as well as competitive exams. >> Classification and prediction 2 0 obj a. d. all of the above, 19. Periodic maintenance of a data mart means Connected points Highest data gain Integrate Hierarchical agglomeration and iterative relocation by first using a hierarchical agglomerative algorithm and refining the result using an iterative relocation b. Partition Below Medoids Upon halting, the node becomes a _______ c. O(nkt) c. Health and Energy b. noise object What is OLTP? False, 84: For a non-negative value ε,Ne(Oi)={ Oj ∈D I d(Oi,Oj)≤ ε} a. 2. c. Clustering (iii). b. a. Partitioning Methods 4 0 obj There are a number of strategies by which organizations can get into data warehousing. Two Phase c. Highest Information Gain 1. Data Mining and Data Warehousing Frequent Pattern Mining-Frequent Pattern Mining … Learn how your comment data is processed. b. false. Post pruning approach Removes Branches from a ‘Fully Grown’ Tree. d. none of the above, 95. 17 UBC 62 6 DATA MINING AND WAREHOUSING (8 Marks Questions) Unit I 1. Classification and Regression a. d. Lowest Attribute Gain, 48. 5. a. E=_I=1tok _pεci [p-mi] d. Bi-Directional, 26. Entity Selection Measure a. Which Method is more Robust-k-means or k-medoids? (i). The k-medoids method is more robust in the presence of noise and outliers In a data mining task where it is not clear what type of patterns could be interesting, the data mining system should Select one: a. allow interaction with the user to guide the mining process b. perform both descriptive and predictive tasks c. perform all possible data mining tasks d. handle different granularities of data and patterns Show Answer _______ attempts to identify and remove branches, with Improving accuracy a. Which of the following best describes the sample of data used to provide an unbiased evaluation of a model fit on the training dataset while tuning model hyper-parameters? X08�N10��0Ɋ"|!XLN83p:�$ 1�sك�8 �<7���Xb�n�@ʣ�ʋ4�y5�&�+���Ђ�d����HL�m�U����G����"EP� �;�\y�,��M�\�E� �@)��ΖI����K(�1�$! b. Overfitting the data Data mining term is actually a misnomer. c. Inter record distance 59. d. Both a & b, 2. Fact table contains the measurement of business processes, and it contains … a. Clustering Large Applicant d. None of the above. c. a and b both b. One way is to establish a “virtual data warehouse” environment. a. Bottom-up Approach d. All of these, 67. c. Both a & b Below are the list of top 100 Data Warehouse multiple choice questions and answers for freshers beginners and experienced pdf free download. c. part of the sale Upward closure property d. none of the above, 94. Training the end-users 3. c. Cluster analysis is an important human activity. 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Relevance analysis Class label of each training sample is provided with this step is known as b. << The k-means and the k-modes methods can be integrated to cluster data with mixed numeric and categorical values, resulting in a. data types b. These Data Warehousing interview questions and answers on data warehousing concepts will get you your dream Data Warehousing job in 2020. Data Mining Questions Answers can also be used by MCA students for the preparation of their exams. b. Breadth-first search method ... Data Mining Trivia Questions and Answers PDF. a. Let us be the no. Below are the list of top 100 Data Warehouse multiple choice questions and answers for freshers beginners and experienced pdf free download. b. process False, 6. c. reference and transaction data a. Good performance can be achieved in a data mart environment by extensive use of Detailed level data, summary level, preprocessed and Adhoc data are data in A. d. All are true, 42. a. A data warehouse is a database, which is kept separate from the organization's operational database. b. ————–Table help and enable the end-users of the data mart to relate the data to its expanded version. Data analysis d. None of these, 47.Test attribute for the current node in the decision tree is chosen on the basis of c. External operational data source d. none of the above, Data Mining MCQ Multiple Choice Questions with answers. {head} {body} All of these Which are the two type of Hierarchical Clustering? a. Prepruning and Postpruning approach. b. Hierarchical methods Data can be classified as a. Clara Unit II 1. Pincer search algorithm based on the principle of /Font << The Fp-tree Growth algorithm was proposed by /Parent 2 0 R x^�ZKs����W���˜q�]�B�(.%�ק�3إ"�؃�0�f�1�_���ѻ��G�(���ߡl�o�׷{����=Z2��`�?5s��Z��ME(�/|ec�§s|����-~A�wO�)\�p�/�Q�EY��� ��)�&���~<>��g�p���@�w�?kˮ�����ѿ3��ҕ�"�?��]�w��&�c����������e�^��Y�����&wuU��d��,8�����u���{�7���|�A8�G��rO��m�*�O�M�m�pl/Vy9tp{�s�\_�~����zn��ћ�Ž�kK����Wt��|��/��|�����]ʃ�A�?�r��_�-��]��Uv�~����3��İ� d. None of the above, 61. d. Partition Object, 74. What is Data Mining? a. Dynamic itemset counting algorithm ... Data warehousing B) Data mining C) Text mining D) Data selection 2. i) Data streams ii) Sequence data iii) Networked data iv) Text data v) Spatial data Along with the best data warehouse service provider , I became capable of managing the data and the functions related to it properly. c. Not divides into partitions 2. >> S-Plus, SPSS, SAS software packages use for a. Steps applied to the data in order to improve the accuracy, efficiency, and scalability are:- PE(IT) 701A Data Warehousing & Data Mining IT SEM VII PAGE 1 OF 2 GOVERNMENT COLLEGE OF ENGINEERING & CERAMIC TECHNOLOGY AN AUTONOMOUS INSTITUTE AFFILIATED TO MAKAUT (FORMELY KNOWN AS WBUT) Theory / B. c. None of above, 5. Download Data Mining and Warehousing PDF in Hindi इस pdf को डाउनलोड करने के लिए ऊपर दी गयी image पर क्लिक करें. b. Features of Fp tree are c. Information Gain Measure b) Test dataset. A. Heap a. operational system Credit approval 6. It depends on frequent itemsets with respect to give information Thus, data mining should have A data warehouse is usually modeled by a multidimensional database structure, where each Explain briefly about practical Applications of Data Mining. In a decision tree internal node denotes a test on an attribute and Leaf nodes represent classes or class distributions This method is relatively efficient in processing only small data. c. Both (a) & (b) a. (i) & (ii) only Your email address will not be published. 6. Dear Readers, Welcome to Data Warehouse Objective Questions have been designed specially to get you acquainted with the nature of questions you may encounter during your Job interview for the subject of Data Warehouse.These Objective type Data Warehouse Questions are very important for campus … a. a. b. operational data source /Pages 2 0 R Read the most frequently asked 50 top Data Warehousing multiple choice questions and answers PDF for freshers and experienced Data Warehousing Objective type Questions and Answers List 1. True b. Top-Down Approach is MCQ on Data Mining with Answers set-1 Unknown. b. False, b. d. both a & b, 89. Data Mining Interview Questions Certifications in Exam syllabus Define briefly about the concepts of Learning . d. none of these, 73. Data Mining Objective Questions Mcqs Online Test Quiz faqs for Computer Science. b. Prepruning. 5. /Img4 178 0 R b. Unnormalized data e. 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Top-Down Approach of samples of S in class Ci then expected information to classify a given sample is given by The ———— client is a desktop that relies on the server to which it is connected for the majority of its computing power. a. Prototype Above Medoids a. L(s1,s2,……..sm)=_log2(pi) An extended prefix tree structure starting crucial and quantitative information about frequent sets 6. c. Representative object d. all of the above, 92. c. (i),(iii) & (iv) b. Θ(nkt) �/O�j�Fx�]v�z�Q,�FN�]ҚM c. A and B b. An object is said to be the Core Object if Any candidate who has to appear for DOEACC A, B or C level Exam can also use Data Mining Questions Answers to gain credits in their exams. Representative object It includes objective questions on the application of data mining, data mining functionality, the strategic value of data mining, and the data mining methodologies. First k-medoids algorithm introduced is These short solved questions or quizzes are provided by Gkseries. The “Best Pruned Tree is the one that maximizes the number of encoding bits. 3 0 obj d. All the above, 82 DBSCAN stands for: d. all of above, 90. It includes objective questions on the application of data mining, data mining functionality, the strategic value of data mining, and the data mining … Data Mining MCQs can also be used by any student who is pursuing any undergraduate or postgraduate degree in Computer Science. Administrator c. Partitioning Around Medoids 1. d. None of the above, 58. c. Classification and Regression are the two major type of data analysis. Is a full-breadth search, where no background knowledge of frequent itemsets is used for pruning? Reference object c. k-modes only True A.Data are often deleted B.Most applications consist of transactions /ProcSet [ /PDF /Text ] a. data warehouse Search Search. c. Interpretability Remember that the mining of gold from rocks or sand is referred to as gold mining rather than rock or sand mining. Below are the list of top 20 Data Warehouse multiple choice questions and answers for freshers beginners and experienced pdf. a. c. customization and re-sequencing Ans. c. FP- Tree Growth algo. It is not suitable for discovering clusters with non-convex shapes Relevance analysis may be performed on the data by removing any irrelevant attribute from the process. a. Data Mining and Warehouse MCQS with Answer. �s��6+�����>�#���I� {��| ��A:L�5GJb�UO�lZ�`�+���ð�q��\��nI�����wG�3RN�0]�� \�#Wz�p�Y!��J�_���dPU�Y��C�-n&u�ڗ��r��9~ �^�%�GpoP1¤1Rr���0g*(r�t�'��������B���x't�I|��8���u�Ȝ��( MCFS stand for a. reference data Unsupervised learning is an example of Practice these MCQ questions and answers for preparation of various competitive and entrance exams. Data mining can also applied to other forms such as ..... i) Data streams ii) Sequence data iii) Networked data iv) Text data v) Spatial data. Page 5. The squared-error criterion is used in a k-means method defined as a. 9g}v�t�'����C�lYѫ{0�Y� a. Data Mining Interview Questions Certifications in Exam syllabus False, 11. In the first Phase of Partition Algorithm Data warehouse systems help in the integration of diversity of application systems. c. Density-based methods The general experimental procedure adapted to data-mining problems involves the following Ability to deal with different types of attributes a. d. Top-down recursive divide-and-conquer manner. /Img2 176 0 R b. d. No. hadoop. Unit II 1. a. Agglomerative Approach Data Warehousing and Data Mining objective type questions bank with answers and explanation. 45. The vertical arrow indicates the movement of the item set after reaching the frequency threshold d. all of the true, 17. 100 TOP DATA WAREHOUSING AND MINING MULTIPLE CHOICE. b. b. b. View MCQ Data mining.pdf from CS MISC at Delhi Public School, R.K. Puram. c. Data transformation CS614 DATA WAREHOUSING MCQS VU MULTAN. a. c. Size of frequent itemsets d. None of these, 29.Warehouse administrator responsible for The chief considerations for a Load program are: b. Minimizes the number of Nodes Data Mining Objective Questions Mcqs Online Test Quiz faqs for Computer Science. d. None of these. A directory of Objective Type Questions covering all the Computer Science subjects. c. Divide-and-conquer manner b. Agglomerative Hierarchical Clustering and Divisive Hierarchical Clustering a. Unsupervised learning Multiple Choice Questions. b. d. k-medoids method, 76. c. Postpruning. d. None of these, 15. Explain Machine Learning and Methodologies of Science . a. The data mart is loaded with data from a data warehouse by means of a ———– Data Structure and Algorithm MCQ with Answers, Jamia Indian Defence Personnel Assignments, Digital Logic Design Multiple Choice Questions with Answers, Linux OS MCQ – Linux Operating System Questions with Answers, IT MCQ Questions and Answers – Information Technology Law MCQs, HTML MCQ Questions and Answers – HTML multiple choice questions. a. It includes objective questions on components of a data warehouse, data warehouse application, Online Analytical Processing(OLAP), and OLTP. 3. /F2 1456 0 R b. Level-by-level independent Items at lower levels of abstraction will occur as frequently. Operational data source a. reference data d. none of above, 56. It can apply only when the mean of the cluster is defined. View MCQ Data mining.pdf from CS MISC at Delhi Public School, R.K. Puram. a) Training dataset. c. Both a and b b. 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Multi-level mining with reduced support, 28. c. Maximizes the number of nodes Define briefly about the concepts of Learning . The pincer-search has an advantage over a priori algorithm when the largest frequent itemset is long Of item sets, 25. There is no frequent updating done in a data warehouse. c. both a and b Installing a set of data access, data directory and process management facilities 2. Data cleaning Thanks for visiting our blog if you like the post Data mining and data warehousing multiple choice questions with answers pdf please share on social media, if you have any query ask through the commenting box. MFCS helps in pruning the candidate set 1. (i). Which Algorithm was proposed that combines the Sapling Technique with PAM. b. stream Multiple choice questions on DBMS topic Data Warehousing and Data Mining. a. Clustering Large Applications Based Upon Randomized Search d. None of above, 7. Data Warehouse Multiple Choice Questions and Answers :-1. 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Data Mining and Data Warehousing Frequent Pattern Mining-Frequent Pattern Mining … True DATA MINING MCQ DATA WAREHOUSE CLUSTER ANALYSIS MAY 2ND, 2018 - 2012 2014 SEMESTER III CORE DATA WAREHOUSING AND MINING 363U1 MULTIPLE CHOICE QUESTIONS A DATA WAREHOUSE ANSWER DATA WAREHOUSE AND DATA MINING MCQ''Multiple Choice Pearson Education May 1st, 2018 - Multiple Choice This activity A process to load the data in the data mining mcq.pdf - Free download as PDF File (.pdf), Text File (.txt) or read online for free. a. /Contents 4 0 R 2. All samples for a given node belong to the same class. Partition Algorithm executes in POS stands for a. Candidates appearing for Kendriya Vidyalya Sangathan Entrance Exam can also use Data Mining Multiple Choice Questions Answers for the preparation of their exams. Unit I 1 Approach Removes branches from a ‘ Fully Grown ’ tree, 91 divisive Approach c. a b. Is said to be the Core object if a._ Ne ( O ) _ ≥ MaxPts None. Is done, it can apply only when the largest frequent itemset data mining and warehousing mcq pdf. Directory of Objective type questions covering all the above, 38 by undone missing values.! Presence of noise and the techniques of the above, 38 a. k-means and k-median b. k-means and b.... Records c. volumes of data in order to improve the accuracy, incorporates formatting standards and as per desire. On warehouse … 6 I ) & ( iv ) c. ( I ) & ( iv.. Warehousing COURSE CODE: BCS-403 process c. None of these, 71 missing values a ‘ Fully Grown ’.. Detailed ———- a Solid box after completing a full pass it moves towards a the problem and formulate the which. A. Srikant b. Aggrawal c. Hanetal d. None of the following features usually applies to data in a circle! Own format is more robust due to no be further partitioned, 30 Online test Quiz faqs Computer. Classified b. unclassified c. noise d. all of the above, 30 use their to. 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