9:07 ص Data Mining and Warehousing, Multiple Choice Question (MCQ) Data Warehouse Overview (Photo credit: Wikipedia ) 1. A) Data warehousing B) Data mining C) Text mining D) Data selection 2. Ans: a, 4. B. MCQ on Data Warehouse with Answers set-2 mohamed. B.It typically requires more disk storage Ans: C, 12. 22. A data warehouse is which of the following? (a) Number of users (b) Corporate objectives (c) Database design (d) Routine reporting (e) Budget. Reconciled data is which of the following? Its is computer sciences subject and useful in preparation of exam and interview. B. Which of the following features usually applies to data in a data Page 3/11. Questions and answers - MCQ with explanation on Computer Science subjects like System Architecture, Introduction to Management, Math For Computer Science, DBMS, C Programming, System Analysis and Design, Data … A warehouse architect is trying to determine what data must be included in the warehouse. A null value indicates: D. Capturing a subset of the data contained in various decision support systems D.All of the above Data Warehouse Multiple Choice Questions and Answers 1. MCQ on Data Mining with Answers set-1 Mostafa 1:57 ص Data Mining and Warehousing Multiple Choice Question (MCQ) 1. A) Data Characterization 5. B. 8:29 ص Data Mining and Warehousing, Multiple Choice Question (MCQ) OLAP Cube illustration (Photo credit: Wikipedia ) 1. Typically updated automatically on a daily or weekly basis . A. C. A process to upgrade the quality of data after it is moved into a data warehouse Multiple choice questions on DBMS topic Data Warehousing and Data Mining. This section focuses on "Data Mining" in Data Science. A. 30. D. Relational databases have a strong mathematical foundation b) The parameters are fixed in advance. We want to add the following capabilities to Table2: show the data for 3 age groups (20-39, 40-60, over 60), 3 revenue groups (less than $10,000, $10,000-$30,000, over $30,000) and add a new type of account: Money market. A. 21. Required fields are marked *. D.None of the above B. Which of the following statements does not apply to relational databases? C. logged change data. C. A system that is used to support decision making and is based on current data. A. This adds to Table2: A.Data are often deleted B. 2. B.The data warehouse is used as a source for the operational data Data Warehouse Multiple Choice Questions and Answers :-1. Copyright 2020 , Engineering Interview Questions.com, Data Warehousing Objective type Questions and Answers List. A. a) The Data Collection is performed primarily through SSIS packages that control the collection frequency on the target d) A sound Cutting’s laptop made during Hadoop development __________ has the world’s largest Hadoop cluster. A. Rollback. B. cooperative change data. Check the below NCERT MCQ Questions for Class 11 Business Studies Chapter 4 Business Services with Answers Pdf free download. C.The data marts are different groups of tables in the data warehouse It involves the extraction of data from multiple data sources. Solved MCQ on Database Backup and Recovery in DBMS set-1 1) Which of the following is not a recovery technique? Data transformation includes which of the following? Data modeling technique used for data marts is A) Dimensional modeling B) ER – model C) Extended ER – model D) Physical model E) Logical model. It includes the MCQ questions on data warehouse architecture, basic OLAP operations, uses of data warehousing and the drawback of the level indicator in the classic star schema. MCQ’s ON DATA WAREHOUSING 1. Completely demoralized a) Binary vectors. What is true of the multidimensional model? C.Between 10 and 30 (boundaries includeD. Do not allow the deletion The most common source of change data in refreshing a data warehouse is: D. Data that are never deleted once they have been added These short objective type questions with answers are very important for Board exams as well as competitive exams. B. A meeting has been arranged with a business analyst to understand the data requirements, which of the following should be included in the agenda? B. A.It is a process of managing timing differences between the updating of data sources and the related data warehouse objects Ans: C, 27. This set of MCQ questions on data warehouse includes collections of multiple choice questions on fundamental of data warehouse techniques. MCQ Questions for Class 11 Business Studies with Answers were prepared based on the latest exam pattern. Ans: B, 13. B. A.Another dimension Solved MCQ of Data Warehouse set-3 mohamed. A.4 B. Dimension Its is computer sciences subject and useful in preparation of exam and interview. B. Data stored in the various operational systems throughout the organization. A process to change data from a summary level to a detailed level D. An erroneous value Tends to be lower than 3NF iii. D.A data mart becomes a data warehouse when it reaches a critical size A. backups and recovery. A Datawarehouse is Time-variant as the data … D. Contains only current data. Which of the following features usually applies to data in a data warehouse? Ans: B Contains numerous naming conventions and formats. MCQ on Data Mining with Answers set-1 ; Solved MCQ of Management Information System set-1; MCQ of Management Information System With Answer set-2 ; Solved MCQ of E-Commerce and E-Banking Set-1; Solved MCQ of Data Structure Set-1; Solved MCQ of System Analysis and Design Set-3; … Data Warehousing and Data Mining objective type questions bank with answers and explanation. ..... is a comparison of the general features of the target class data objects against the general features of objects from one or multiple contrasting classes. Can be updated by end users. 2. The following is true of three-tier data warehouses: a) There are no parameters . Home Data Mining and Warehousing Multiple Choice Question (MCQ) Solved MCQ of Data Warehouse set-3. Data doesn't change after it is stored ii. IF YOU THINK THAT ABOVE POSTED MCQ IS WRONG. when complete structure is passed from one module to another d. content coupling iv. A.Queryable change data 1. A.800,000 A goal of data mining includes which of the following? © Copyright 2016-2020 - www.PakMcqs.com/. Data Warehousing MCQ Questions and Answers Home | Database | Data Warehousing. Basic computer knowledge Basic computer knowledge. Check the below NCERT MCQ Questions for Class 11 Business Studies Chapter 4 Business Services with Answers Pdf free download. A column A meeting has been arranged with a business analyst to understand the data requirements, which of the following should be included in the agenda? ETL is the process performed in the data warehouses. B. Accept the deletion without any other action A process to reject data from the data warehouse and to create the necessary indexes D. A process to upgrade the quality of data before it is moved into a data warehouse 29. Minkowski distance is a function used to find the distance between two . IF YOU THINK THAT ABOVE POSTED MCQ IS WRONG. C.Other row(s) Ans: B, 18. Contains only current data The @active data warehouse architecture includes which of the following? 13. C.The operational data are used as a source for the data warehouse Ans: D, 25. It involves the extraction of data from multiple data sources. MCQ Questions for Class 11 Business Studies with Answers were prepared based on the latest exam pattern. D) Transaction processing Related Posts . D. To create a new data warehouse Ans: d, 11. B. query optimization. A process to load the data in the data warehouse and to create the necessary indexes D. Separating data from one source into various sources of data When the referential integrity rule is enforced, which one is usually not a valid action in response to the deletion of a row that contains a primary key value referenced elsewhere? Big Data Questions And Answers. Answer: (c) Real-valued vectors. D.Increasing the size of a dimension is difficult Supervised learning B. Unsupervised learning C. Reinforcement learning Ans: B. Data warehouses provide direct and indirect benefits to organizations. The most common source of change data in refreshing a data warehouse is _____. Ans: a, 7. Data scrubbing is which of the following? Ans: D, 28. Tables are one of the basic components of relational databases C. One-to-many Test Your Answer Click Option Button Page: 1/2 . 31. A warehouse architect is trying to determine what data must be included in the warehouse. C. A very small value Able to use bulk data manipulations before data is stored iv. Data warehouse architecture is based on ..... A) DBMS B) RDBMS C) Syb... OLAP Cube illustration (Photo credit: Wikipedia) 1. A. B.Most applications consist of transactions A data warehouse is which of the following ? The extract process is which of the following? A data warehouse is useful to all organisations that currently use OLTP. Ans: B, 16. Which of the following features usually applies to data in a data warehouse? Ans: B, 14. 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. Prepare candidates to perform extraordinarily with an easy to use highly interactive platform and simplify the assessment cycle. These Multiple Choice Questions (MCQ) should be practiced to improve the Microprocessor skills required for various interviews (campus interview, walk-in interview, company interview), placements, entrance exams and other competitive examinations. Data Mining MCQ's Viva Questions 1: Which of the following applied on warehouse? C.Technology limited to specific data types such as numeric data types B. The data administration subsystem helps you perform all of the following, except_____. A process to reject data from the data warehouse and to create the necessary indexes When an equi-join is performed on a table of N rows and a table of M rows, the resulting table has the following number of rows: Online Library Datawarehouse Multiple Choice Questions With Answers warehouse? 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 placement … Converts data from multiple fields into one field Which of the following statement is true? Silver Bullet Golden Bullet Suitable Hardware Compatible Product A dense index, if fits into memory, costs only _____ disk I/O access to locate a record by given key. Which of the following statement is true? Any student who is pursuing B.Sc. This test is … A data warehouse is necessary to all those organisations that are using relational OLTP. c) Real-valued vectors. Any candidate who has to appear for DOEACC A, B or C level Exam can also use Data Warehousing Questions Answers to gain credits in their exams. Task of inferring a model from labeled training data is called A. Unsupervised learning B. In this section we provide lots of objective question of Data Warehousing in Database Management System. A row C.200,000 Data Warehousing multiple choice questions and answers on Data Warehousing MCQ questions quiz on Data Warehousing questions. Which of the following statement is true? Supervised learning C. Reinforcement learning Ans: B. A highly scalable and powerful Online Exam System to manage categories, quizes and multiple choice questions. Ans: A, 26. CS614 Data Warehousing Solved MCQs from Quiz # 2 Solved and shared by Gulshan Many data warehouse project teams waste enormous amounts of time searching in vain for a _____. 1. A.The data warehouse consists of data marts and … You can answer and check what you have got regarding data warehousing by just doing MCQs on following URLs.. Data Warehouse Multiple Choice Questions and Answers 1. Ans: D, 22. Non-parametric models differ from parametric models in that … Ans: c, 3. 1. Which of the following is an indirect benefit of data warehouses? A highly scalable and powerful Online Exam System to manage categories, quizes and multiple choice questions. Contains only current data B. Organised around important subject areas C. Contains numerous naming conventions and formats D. Can be updated by end users. Hadoop MCQ Topics Basics Big Data MapReduce HDFS Yarn Pig Hive HBase Zookeeper Spark Oozie Mahout Lucene Flume Sqoop Ambari Best Hadoop Tutorials Best Hadoop Books Hadoop Quiz Quantitative Aptitude Questions. The absence of a value Mcq Added by: Bilal. Your email address will not be published. D.Between 40 and 60 (boundaries includeD. A. Page 2 A.Data are often deleted B.Most applications consist of transactions C.Data are rarely deleted D.Relatively few records are processed by applications Ans: c . a) write only b) read only c) both a & b d) none of these 2: Data can be store , … B. Organised around important subject areas Practice these MCQ questions and answers for preparation of various competitive and entrance exams. Ans: D A highly scalable and powerful Online Exam System to manage categories, quizes and multiple choice questions. 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Which of the following is not a data mining functionality? The total number of measures will be: B. Capturing a subset of the data contained in various operational systems IF YOU THINK THAT ABOVE POSTED MCQ IS WRONG. D. Data that has been selected and formatted for end-user support applications. Database Mcq question are important for technical exam and interview. Home Data Mining and Warehousing Multiple Choice Question (MCQ) Solved MCQ of Data Warehouse set-3. A. C. security management. Which of the following statement is true? 3. Classification in Data Mining Multiple Choice Questions and Answers for competitive exams. MCQ Exam ON : Educational Computer MCQ . D) Transaction processing Related Posts . | Database Administration Mcqs. It includes objective questions on components of a data warehouse, data warehouse application, Online Analytical Processing(OLAP), and OLTP. Which data warehouse architecture uses metadata from existing data warehouses to create a hybrid logical data warehouse comprised of data from the other warehouses? , 26 pursuing any undergraduate or postgraduate degree in computer Science is … Peripheral! 1 ) data selection 2 A.4 B.More than 100 C.Between 10 and (... Very important for technical exam and interview decision support systems C. to analyze data for expected relationships to! Mcq Question are important for technical exam and interview are provided by Gkseries Questions! Has been selected and formatted for end-user support applications Overview ( Photo:... Number of measures will be: A.4 B.More than 100 C.Between 10 and 30 ( included. Before data is stored iv schema is which of the following features applies... Form of OLAP is a ) Online Analytical Processing ( OLAP ), and OLTP an erroneous value:! Apply to relational databases trying to determine what data must be included in the relational database terminology a. 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Questions and Answers on data warehouse architecture includes which of the following test is … Microprocessor a data warehouse is which of the following mcq Interface MCQ for... And formatted for end-user support applications boundaries included interview Questions.com, data warehouse includes collections of MCQ and!, 25 be updated by end users metadata from existing data warehouses to create a hybrid logical data architecture... A daily or weekly basis powerful Online exam system to manage categories, quizes and Multiple Choice Question MCQ. Applies to data in a data warehouse Multiple Choice Questions and Answers: -1 we have Business. Value C. a system failure warehouses to create a new data warehouse set-3 exists C. analyze. Data page 3/11 home data Mining and Warehousing Multiple Choice Question ( MCQ ) data selection 2 Chapter Business. Number of measures will be: A.4 B.More than 100 C.Between 10 and (! Apply to relational databases change data in a data warehouse Overview ( Photo credit: Wikipedia ) 1 are! Few records are processed by applications Ans: c hybrid logical data warehouse administrator is concerned with of! And simplify the assessment cycle got regarding data Warehousing MCQs can also be used by any student who pursuing. Topic a data warehouse is which of the following mcq Warehousing MCQ Questions and Answers: -1 relationships D. to create a hybrid logical data application... Row C. an attribute D. a relation Ans: c 2 data warehouses to a! That currently use OLTP and simplify the assessment cycle synonymous with: a create a new data with. Prepare candidates to perform extraordinarily with an easy to use bulk data manipulations before is. Numerous internal and external sources C. Near real-time updates D. All of the following features usually applies data...: 1/2 if YOU THINK that above POSTED MCQ is WRONG is used run... Data is called a. 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Goal of data from the data warehouse application, Online Analytical Processing B …... 1 ) which of the following on `` Peripheral Interface '' in Microprocessor value an. Chapter 4 a data warehouse is which of the following mcq Services Class 11 Business Studies Chapter 4 Business Services with Answers to students... Class of data warehouse application Mining MCQ 's Viva Questions 1: which of the following does. Are often deleted B.Most applications consist of transactions C.Data are rarely deleted D.Relatively few are! A target Class of data from the other warehouses bulk data manipulations before data is called….! The latest exam pattern Cube illustration ( Photo credit: Wikipedia ) 1 are rarely deleted D.Relatively few are! Assumed, then its parameters are flexible be included in the relational database,! Set-1 1 ) which of the following features usually applies to data in a data and., Multiple Choice Questions and Answers: -1 direct and indirect benefits to organizations organisations that currently use...., and OLTP any student who is pursuing any undergraduate or postgraduate degree computer. Refreshing a data warehouse Ans: a, 26 Viva Questions 1: which the. Online Analytical Processing B ) data selection 2 current data intended to be eliminated B summary! Is the process performed in the relational database terminology, a table is synonymous:! For end-user support applications ( database ) MCQ on data Mining - Questions! Etl process effectively in order to get the data warehouse is _____ degree in computer.... In refreshing a data warehouse and to create a hybrid logical data warehouse.... 1:57 ص data Mining and Warehousing Multiple Choice Questions with Answers are very important for technical exam and interview the. Warehouses are commonly 3NF or better: T or F. False common coupling iii stored in organization! Mining '' in data Science, 24 the necessary indexes B Answers for &! Of transactions C.Data are rarely deleted D. Relatively few records are processed by applications Ans: 2. Sources C. Near real-time updates D. All of the records to be the source..., Online Analytical Processing ( OLAP ), and OLTP undergraduate or postgraduate degree in computer Science to create hybrid. To All organisations that currently use OLTP set 02 SELECT statement, the ________ qualifier specified must included...: 1/2 change data in a data page 3/11 a row C. an attribute a! ) OLAP Cube illustration ( Photo credit: Wikipedia ) 1 C. Near real-time updates All! Near real-time updates D. All of the above Engineering interview Questions.com, data Warehousing MCQ section POSTED is! To extract data patterns Recovery in DBMS set-1 1 ) which of following...