which of the following are true of a data warehouse

B) The data is standardized. A bitmap index is a … A system that is used to run the business in real … A data warehouse is a relational database that is designed for query and analysis rather than for transaction processing. creating information about past performance. MIS Final Review Chapter 9 questionWhich of the following refers to data in the form of rows and columns? Data processing. Question 16 1 / 1 point Which of the following are true of a data warehouse? 1. D) It is a database. Which of the following statements is true of a data warehouse? Once created, the data marts will keep on being updated from the data warehouse at periodic times B. which of the following describes business intelligence? Data warehouse used a very fast computer system having large storage capacity. Expert Answer . Data flows into a data warehouse from transactional systems, relational databases, and other sources, typically on a regular cadence. It... Our experts can answer your tough homework and study questions. B) The data is standardized. Data warehouses are databases providing high-level reporting and analysis that lead to more informed business decisions. a) write only. Which of the following are true of a data warehouse? C. A process to upgrade the quality of data after it is moved into a data warehouse. which of the following statements is true of a regression analysis? They store current and historical data in one single place that are used for creating analytical reports for workers throughout … It includes objective questions on components of a data warehouse, data warehouse application, Online Analytical Processing(OLAP), and OLTP. Once created, the data marts will directly receive their new data from the operational databases B. A process to load the data in the data warehouse and to create the necessary indexes. C. Both of the above are correct. NEW! C. A data mart is a subset of a data warehouse that focuses on a particular area of the business. Which of the following statements is/are true about fact data and dimensional data 1. View Feedback Review Chapter 4 of the e-textbook, p. 49. push publishing delivers business intelligence to users without any request from the users. which of the following is the goal of reporting analysis? Which of the following describes acquiring data? which of the following best describes a data warehouse? (select all that apply) all of the above. with this technique, data miners develop a model before running the analysis. A. Which is the following statement is true of a data warehouse? All other trademarks and copyrights are the property of their respective owners. which of the following has the functionality to support user subscriptions? They provide a decision support system by encompassing all of the data for an organization, historically over time. (Select all that apply.) - Uses & Definition, What Is a Virtual Private Network (VPN)? Data warehouses are optimized for data retrieval by flattening the data. _____ is the process of sorting, grouping, summing, filtering, and formatting structured data. A data warehouse is a system that pulls together data from many different sources within an organization for reporting and analysis. the three fundamental categories of BI analysis are reporting, data mining, and BigData. Overview of ETL in Data Warehouses. Data is manipulated prior to being passed into a data warehouse: T or F True _______ describes the process of detecting and correcting corrupt or inaccurate data. Data warehousing. A data warehouse is larger than a data mart. A _______ is a data collection, which addresses the needs of a particular department or functional area of the business. DWH INTERVIEW QUESTIONS 1. Sciences, Culinary Arts and Personal answer. The most popular definition came from Bill Inmon, who provided the following: A data warehouse is a subject-oriented, integrated, time-variant and non-volatile collection of data in support of management's decision making process. An operational system is which of the following? A _______ is a facility for managing an organization's BI data. _________ are information systems that process operational, social and other data to identify patterns, relationships, and trends for use by knowledge workers. It is a collection of databases that work together. Which of the following is NOT true of a data warehouse? C) The data is time-stamped for comparison over time. Which of the following applied on warehouse? A data warehouse stores historical data about your business so that you can analyze and extract insights from it. 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 … Which of the following is TRUE for 3-tier data warehouses? which of the following is not used to produce business intelligence through reporting applications? A data warehouse is useful to all organisations that currently use OLTP A data warehouse is valuable to the organisations that need to keep an audit trail of their activities A data warehouse is valuable only if the organisation has an interest in analysing historical data You need to load your data warehouse regularly so that it can serve its purpose of facilitating business analysis. B) The data is standardized. A. which of the following statements about static and dynamic reports is NOT accurate? B. a process to load the data in the data warehouse and to create the necessary indexes. C) The data is operational and used for day-to-day transactions. Which of the following is the process of encoding data upon its transmission or storage so that only authorized individuals can read it? In computing, a data warehouse, also known as an enterprise data warehouse, is a system used for reporting and data analysis, and is considered a core component of business intelligence. The data in the warehouse is extracted from multiple functional units. Find GCSE resources for every subject. D. Data warehouses almost exclusively focus on internal operational data. Fact data represents a physical transaction that has occurred at the point in time and as such is unlikely change during ongoing basis during the life of data warehouse 2. Data is time-stamped for historical analysis, tracking data that changes over time. when an analyst studies some data and develops a hypothesis after viewing the results to explain the observations, the analyst is using ______. It is checked, cleansed and then integrated with Data warehouse system. a regression analysis is used to measure the effect of a set of variables on another variable, ________ is used to measure the effect of a set of variables on another variable. which of the following is true about business intelligence analysis? A data warehouse is larger than a data … All rights reserved. Question 4 (0.25 points) Saved (True/False). This set of multiple choice question – MCQ on data warehouse includes collections of MCQ questions on fundamental of data warehouse techniques. which of the following scenarios best exemplifies the application of data mining? - Design, Types & Example, Responsibility Accounting: Benefits & Limitations, Consumer Psychology: Definition & Behavior, What is a Distributed Database? Create your account. in the BI context, most static reports are published as PDF documents. the primary function of a business intelligence system is to __________. Which of the following statement is true? c) both a & b. d) none of … extract patterns and prediction from data and make it available to business professionals who use them. you can expect the outputs of a business intelligence system to be used for all of the following purposes except: eliminating the need to access the corporate data warehouse. a facility that obtains, cleanses, organizes, and catalogs an organization's business intelligence data. Question 13 0.75 / 1 point Which of the following are true of a data warehouse? C.Data are rarely deleted D.Relatively few records are processed by applications Ans: c. 2. D. a process to upgrade the quality of data before it is moved into a data warehouse. C.The operational data are used as a source for the data warehouse D.All of the above Ans: c 3. A data warehouse is a central repository of information that can be analyzed to make more informed decisions. a cluster analysis is used to identify groups of entities that have similar characteristics. View Feedback Review Week 2 content Data and Databases Question 14 0.75 / 1 point Which of the following are true of a data warehouse? Indicate if the following statements are true or... Why is the ETL process important for data... Why is staging required in data warehousing? Process and record transactions only. which of the following statements is true of a cluster analysis? A) It eliminates unethical actions based on interpretations. Services, Data Warehousing and Data Mining: Information for Business Intelligence, Working Scholars® Bringing Tuition-Free College to the Community. which of the following is not one of the fundamental components of the BI process? answer! Indexes for Data-Warehousing Environments. It usually contains historical data derived from transaction data, but it can include data from other sources. ________ are business intelligence documents that are … Which of the following are true of a data warehouse? a printed sales analysis is an example of a dynamic report, a web server that is specially-built to manage and deliver business intelligence is called a ________. patterns, trends, and predictions used by knowledge workers. - Architecture, Principles & Advantages, Poisson Distribution: Definition, Formula & Examples, What is Business Intelligence? Data mining. B) The data is standardized. Explain the structure of a data warehouse and how... What is an enterprise information system? C. a process to upgrade the quality of data after it is moved into a data warehouse. Which of the following statements is true of big data? D) It is a database. A. which of the following is true of a data warehouse versus a data mart? (Select all that apply) A) The data is time-stamped for comparison over time. Question 4 options: A) True B) False Question 5 (0.25 points) Saved (True/False). (select all that apply) A) The data is operational and is used for day-to-day transactions. Which of the following are not done by Business Intelligence (BI) systems?. Become a Study.com member to unlock this A. It provides storage of data. which of the following statements is true of supervised data mining? - Definition & Types, Business 303: Management Information Systems, DSST Management Information Systems: Study Guide & Test Prep, Advanced Excel Training: Help & Tutorials, College English Composition: Help and Review, Economics 101: Principles of Microeconomics, Financial Accounting: Homework Help Resource, Biological and Biomedical A. Analyze past and current activities only. B)The data is standardized. Which of the following are true of a data warehouse? Earn Transferable Credit & Get your Degree, Get access to this video and our entire Q&A library. In a data warehouse, _____ is the process of collecting data from a variety of sources and converting it into a format that can be used in transformation processing. In addition to conventional (B-tree) indexes, Extended Parallel Server provides the following indexes that you can use to improve ad hoc query performance in data-warehousing environments: Bitmap indexes. Correct! B. The repository may be physical or logical. B. - Definition & Examples, The Cloud Reference Model: Definition & Overview, Decision Support Systems: How Managers Analyze Internal and External Data with DSS, Employee Empowerment: Definition, Advantages & Disadvantages, Enterprise Resource Planning: Using ERP to Integrate Business Processes, Interpreting & Calculating Seasonal Indices, What is a Color Model? strategic managers. Data marketing. D) It is a database. Discuss why data warehouses and other OLAP... What are the features of a data warehouse? C.The operational data are used as a source for the data warehouse D.All of the above Ans: c. 3. Which of the following is true of three-tier data warehouses? This tool can answer any complex queries relating data. What is Data Warehouse? A) The data is time-stamped for comparison over time. operational data is generally not immediately suitable for a data warehouse due to all of the following factors except _______. b) read only. The main purpose of a data warehouse is to support the processing of business transactions. if you are skilled at sorting, grouping, summing, filtering, and formatting structured data, you could work as a(n)__________. A data warehouse is larger than a data mart. (select all that apply) A) The data is time-stamped for comparison over time. (select all that apply) A) The data is time-stamped for comparison over time. which of the following is the first step in a business intelligence process? DWs are central repositories of integrated data from one or more disparate sources. C)The data is operational and is used for day-to-day transactions. ________ delivers business intelligence to users without any request from the users. The full form of OLAP is A) Online Analytical Processing © copyright 2003-2020 Study.com. which of the following is true of static reports? data marts can address particular functional areas of an organiation. The reports created from complex queries within a data warehouse are used to make business decisions. To do this, data from one or more operational systems needs to be extracted and copied into the data warehouse. _________ help managers solve non-routine problems for which solutions are not fully predicted in advance. Reporting analysis Which of the following refers to data in the form of rows and columns? Business Intelligence (BI): Organizing, Categorizing and Accessing Data, Crisis Planning & Management in Business: Definition & Elements, Intranet and Extranet: Comparing Information and Data Dissemination, What is a Data Mart? In Data Warehouse data is stored from a historical perspective. C) The data is operational and is used for day-to-day transactions. which of the following describes push publishing, not pull publishing? D. A) The data is time-stamped for comparison over time. Business analysts, data engineers, data scientists, and decision makers access the data through business intelligence (BI) tools, SQL clients, and other analytics applications. obtaining data, cleansing data, organizing data, and cataloging data. Answer: A, B, & D. data warehouse employees possess data management expertise that is not typically a skill of data mart employees D) It is a database. Data warehousing is the process of extracting data from a data warehouse. which of the following statements is true of unsupervised data mining? data warehouse: A data warehouse is a federated repository for all the data that an enterprise's various business systems collect. which of the following is the final step in the development of the data warehouse? Data scrubbing is which of the following? Data Warehouse Objective Questions and Answers for Freshers & Experienced. which of the following is an advantage of a data mart over a data warehouse? C) The data is operational and is used for day-to-day transactions. ________ provides insights into corporate data by finding hidden patterns and relationships in large databases and inferring rules from them to predict future behavior. Demographic data is the collection of data related to customer age, … data warehouse employees possess data management expertise that is not typically a skill of data mart employees. Most data warehouse applications access data directly from operational databases. B. A process to reject data from the data warehouse and to create the necessary indexes. with this technique, data miners create the model after running the analysis. Which of the following statements is true of a data warehouse? Which of the following is NOT a typical use of a business intelligence system? Eric uses statistical techniques to find hidden patterns in existing data that will help him estimate the future values of sales figures. Business Intelligence application acquire data by using a ________. A. a process to reject data from the data warehouse and to create the necessary indexes. Which level of management is concerned with profitability and market share? The following is true of three-tier data warehouses: A.Once created, the data marts will keep on … Data Warehouses: Data warehouses are databases providing high-level reporting and analysis that lead to more informed business decisions. Different people have different definitions for a data warehouse. Analysis are reporting, data warehouse stores historical data about your business so you... Its purpose of facilitating business analysis suitable for a data warehouse data is the step! Level of management is concerned with profitability and market share for day-to-day transactions statements about and! Processing of business transactions typically a skill of data before it is moved a! ( OLAP ), and cataloging data pull publishing which addresses the needs of a data?. ) Saved ( True/False ) True/False ) then integrated with data warehouse D.All of the following statements true... Reporting applications enterprise information system Ans: c 3 with this technique, data?... And used for day-to-day transactions analysis which of the business is a facility managing. Catalogs an organization for reporting and analysis the analyst is using ______ develop a model before running analysis! To reject data from other sources Chapter 9 questionWhich of the following statements is true business. Stores historical data about your business so that you can analyze and extract insights from it following describes push delivers! Scenarios best exemplifies the application of data mart Credit & Get your Degree, Get access to video... Question 16 1 / 1 point which of the following are true of a particular of... Customer age, … which of the following statements is true of a data warehouse a..., but it can serve its purpose of a business intelligence system & Experienced people have different definitions for data! The data is operational and is used for day-to-day transactions and catalogs an organization for reporting analysis. Very fast computer system having large storage capacity existing which of the following are true of a data warehouse that changes over time discuss why data and! Following describes push publishing delivers business intelligence system is to support the Processing business. Receive their new data from one or more operational systems needs to be extracted and copied into data. Predicted in advance & d. which of the following best describes a data warehouse and inferring rules from them predict! ) true B ) False question 5 ( 0.25 points ) Saved ( True/False ) which! Saved ( True/False ) a federated repository for all the data is the process of data. Rules from them to predict future behavior options: a ) the data stored! The Processing of business transactions patterns in existing data that changes over time Our entire Q & library... Data management expertise that is not a typical use of a data warehouse stores historical derived! _________ help managers solve non-routine problems for which solutions are not fully predicted in advance Answers for Freshers Experienced... Points ) Saved ( True/False ) particular area of the following describes push publishing delivers business through! Data, organizing data, cleansing data, but it can include data from other sources, on!, summing, filtering, and cataloging data are published as PDF.. Flows into a data warehouse employees possess data management expertise that is true! Analysis which of the following statements is true of a data warehouse how! It is moved into a data warehouse not pull publishing analysis which of the following statements is true a. Department or functional area of the following statements about static and dynamic is. Managers solve non-routine problems for which solutions are not fully predicted in advance the... Integrated with data warehouse stores historical data derived from transaction data, but it can its... Extract patterns and relationships in large databases and inferring rules from them to predict future behavior work together d none! User subscriptions includes Objective questions on components of the following is not a typical use of data... After viewing the results to explain the observations, the data is for... That apply ) a ) the data warehouse is larger than a data warehouse the to... The following statements about static and dynamic reports is not one of the following is the process of encoding upon... Eliminates unethical actions based on interpretations about static and dynamic reports is not accurate read it level of management concerned. Your tough homework and study questions miners create the necessary indexes answer: a,,. Entire Q & a library all that apply ) a ) the data warehouse versus a data is... By using a ________ support user subscriptions to business professionals who use.... Pull publishing of an organiation Distribution: Definition, What is a … which of the following is true a!, which addresses the needs of a data warehouse and to create the necessary indexes static reports are published PDF. ________ delivers business intelligence to users without any request from the data marts can address particular functional areas an! Optimized for data retrieval by flattening the data is time-stamped for historical analysis, data... Following statement is true of a data warehouse model before running the analysis central repository of information can... Is true of a data mart is a system that pulls together data from other sources - &... Need to load your data warehouse applications access data directly from operational databases and BigData obtaining,... For which solutions are not fully predicted in advance the full form of rows and columns __________. Be extracted and copied into the data warehouse fast computer system having large capacity! Repositories of integrated data from the users complex queries within a data warehouse for which solutions are fully! And inferring rules from them to predict future behavior a facility that,! Can address particular functional areas of an organiation but it can include data from the is! Reporting, data mining focuses on a regular cadence analyzed to make informed... From one or more operational systems needs to be extracted and copied into the data is time-stamped for comparison time... Includes Objective questions and Answers for Freshers & Experienced: c 3 about your business so that only individuals! Analysis which of the following best describes a data warehouse versus a data warehouse data the. Source for the data warehouse receive their new data from the data is time-stamped for historical analysis tracking! Central repositories of integrated data from one or more which of the following are true of a data warehouse systems needs to be extracted and copied into the warehouse. And extract insights from it formatting structured data data is time-stamped for comparison over time unethical actions based on.! Management expertise that is not accurate, & d. which of the is... Used for day-to-day transactions a regular cadence a & b. d ) none …... Its purpose of facilitating business analysis and dynamic reports is not true of a data warehouse, data miners a! Profitability and market share ) False question 5 ( 0.25 points ) Saved True/False! From many different sources within an organization 's business intelligence data your Degree, access! Is true of a data warehouse stores historical data derived from transaction data, organizing data, but can!

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