a data warehouse , also known as an enterprise data warehouse (EDW), is a system used for reporting and data analysis, and is considered a core component of business intelligence.DWs are central … • A Data Warehouse is a repository consisting of information and data that can be analyzed to make informed business decisions. A process to reject data from the data warehouse and to create the necessary indexes, B. Data doesn't change after it is stored ii. The Data Warehouse Architecture can be defined as a structural representation of the concrete functional arrangement based on which a Data Warehouse … The @active data warehouse architecture includes which of the following? B. A.The data warehouse consists of data marts and operational data B.The data warehouse is used as a source for the operational data C.The operational data are used as a source for the data warehouse … In this technique, firstly a data warehouse is created from which further various data … C. A system that is used to support decision making and is based on current data. answer choices . In the context of computing, a data warehouse is a collection of data aimed at a specific area (company, organization, etc. A basic concept of data warehouse is which of the following? A. A process to load the data in the data warehouse and to create the necessary indexes C. A process to upgrade the quality of data after it is moved into a data warehouse … B. Cloudflare Ray ID: 60441de5ec3be00b The following is true of three-tier data warehouses: A.Once created, the data … Tends to be lower than 3NF iii. • Contains numerous naming conventions and formats. Any two of the following: i. C. a process to upgrade the quality of data after it is moved into a data warehouse. It includes objective questions on components of a data warehouse, data warehouse … data warehouses have a more organization wide focus, data … Able to use bulk data manipulations before data is stored iv. A data warehouse is useful to all organisations that currently use OLTP. … Contains only current data… A. What is true of the multidimensional model? D. A system that is used to support decision making and is based on historical data. Your IP: 151.80.155.46 Data scrubbing is which of the following? A process to load the data in the data warehouse and to create the necessary indexes, C. A process to upgrade the quality of data after it is moved into a data warehouse, D. A process to upgrade the quality of data before it is moved into a data warehouse. A. Data scrubbing is which of the following? Can be updated by end users. If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. A system that is used to run the business in real time and is based on current data. A process to load the data in the data warehouse and to create the necessary indexes. B. A data warehouse is always a subject oriented as it delivers information about a theme instead of organization’s current operations. a. A process to reject data from the data warehouse and to create the necessary indexes B. C. Organized around important subject areas. ), integrated, non – volatile and variable over time, which helps decision making in the entity in which it is used. A goal of data mining includes which of the following? A data warehouse is a relational database that is designed for query and analysis rather than for transaction processing. This approach provides high performance. A system that is used to run the business in real time and is based on historical data. Internet speed is not a challenge, because it does not affect the quality of data warehouse … The following is true of three-tier data warehouses: A.Once created, the data … Which of the following refers to something that can be identified in the users' work environment, something that the users want to track? A. A.It typically requires less disk storage. Data that can extracted from numerous internal and external sources: c. Near real-time updates: d. All of the above. A. Data scrubbing is which of the following? More Related Questions on Data Warehousing. An operational system is which of the following? C.Data are rarely deleted D.Relatively few records are processed by applications Ans: c. 2. Performance requirements Internet speed Determining analytics and reporting Data quality RATIONALE Data quality, determining analytics and reporting, and performance requirements are challenges of data warehousing. In real time and is based on historical data which of the following & by! 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Please complete the security check to access sources to provide meaningful business insights data warehouse and to create necessary. According to this technique, firstly a data warehouse some observed event or condition, c. to analyze data expected! Helps decision making and is based on current data from front-end applications, and using it involves writing executing.
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