Which Best Describes Data in a Data Warehouse

A data warehouse is a centralized repository of integrated data from one or more disparate sources. A fact table describes the transactions stored in a DW The fact table of a DW is the main store of descriptions of the transactions A fact table describes the granularity of data in a DW The fact table of a data warehouse is the main store of all of the recorded transactions over time Show Answer.

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A hierarchical storage unit caching sensitive data.

. Enterprise Data Warehouse EDW. A Datawarehouse is Time-variant as the data in a DW has high shelf life. Typically organizations will have a transactional database.

To move data into a data warehouse data is periodically extracted from various sources that contain important business information. These are four main categories of query tools 1. Data Warehouse is the central component of the whole Data Warehouse Architecture.

Data warehouses store current and historical data and are used for reporting and analysis of the data. There are three main kinds of data warehouse. LAN is best describe as a.

A process to reject data from the data warehouse and to create the necessary indexes. Auditors are required to be involved in the system design of the application to be monitored. Includes data for the current fiscal year only.

The massive return on investment for businesses that successfully introduced a data warehouse shows the tremendous competitive edge that the technology brings. A collection of data that organizes all of an organizations data. Data warehousing when successfully implemented can benefit an organization in the following ways.

A A fact table describes the transactions stored in a DWH B A fact table describes the granularity of data held in a DWH C The fact table of a data warehouse is the main store of descriptions of the transactions stored in a DWH D The fact table of a data warehouse is the main store of all of the recorded transactions over time. Which of the statements regarding a data warehouse is incorrect. A data warehouse contains nonvolatile data.

1 Database 2 ETL Tools 3 Meta Data 4 Query Tools 5 DataMarts. Data warehouses contain real-time data. 9 Which of the following data operations can you perform with SDA.

Building a Data Lake Quiz 2. Data Mart is also a model of. Advantages of Data Warehousing.

A storage repository holding raw data in its native format. This is a centralized warehouse that offers a unified approach for representing and organizing data. While an OLTP database contains current low-level data and is typically optimized for the selection and retrieval of records a data warehouse typically contains aggregated historical data and is optimized for particular types of analyses.

Data lakes store an abundance of disparate unfiltered data to be used later for a particular purpose. Which of the following is the primary reason that many auditors hesitate to use embedded audit modules. Analytical reporting moving back to the OLTP system Answer.

A process to upgrade the quality of data after it is moved into a data warehouse. There are mainly 5 components of Data Warehouse Architecture. A data warehouse is a type of data management system that is designed to enable and support business intelligence BI activities especially analytics.

Data warehousing is the process of collating data from multiple sources in an organization and store it in one place for further analysis reporting and business decision making. Logical data warehouse C. Next K Prev10 of 10.

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 intelligenceDWs are central repositories of integrated data from one or more disparate sources. Data is stored in its natural raw format. Cloud Storage allows you to set retention policies.

Q1 Which of the following statements on Cloud Storage are true. Which definition best describes a data lake. 10 Global session variables can.

This information is used by several technologies like Big Data which require analyzing large subsets of information. It allows data to be classified according to subject and helps executives to make tactical and strategic decisions. A data warehouse typically hold no more than one years worth of data.

Which of the following best describes a data warehouse. A A repository of historical information from one accounting application b A repository of historical information from a set of accounting applications c A repository of information from many business applicationssome not accounting d A repository of information from many. It acts as a repository to store information.

The following describes how each is best used. There are 3 correct answers to this question. Big Amounts of data are stored in the Data Warehouse.

They store current and historical data in one single place 2 that are used for creating analytical reports for. Query and reporting tools 2. The data is processed transformed and ingested so that users can access the processed data in the Data Warehouse through Business Intelligence tools SQL clients and spreadsheets.

Data from line-of-business applications. Application Development tools 3. Cloud Storage simulates a file system.

A database that organizes data from multiple organizations. Which of the following best describes a data warehouse as described in the chapter. A building that stores computer servers b.

Q1 Which statement best describes a data lake. A A fact table describes the transactions stored in a DWH b A fact table describes the granularity of data held in a DWH c The fact table of a data warehouse is the main store of descriptions of the transactions stored in a DWH d The fact table of a data warehouse is the main store of all of the recorded transactions over time. The term data warehouse is used to distinguish a database that is used for business analysis OLAP rather than transaction processing OLTP.

Which best describes a data warehouse. Multiple Choice Users typically post operational transactions directly to the data warehouse. A data warehouse merges information coming from different sources into one comprehensive database.

An information depository supplying concentrated marketing data. Physical data warehouse B. A software program that assists with file management c.

A data warehouse storing data in files or folders. A process to upgrade the quality of data before it is moved into a data warehouse. A process to load the data in the data warehouse and to create the necessary indexes.

Which statement best describes fact table Select one. The place where you capure every aspect of your business operations.

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