Data Warehousing The extract process is which of the following? Capturing a subset of the data contained in various operational systems Capturing all of the data contained in various decision support systems Capturing all of the data contained in various operational systems Capturing a subset of the data contained in various decision support systems Capturing a subset of the data contained in various operational systems Capturing all of the data contained in various decision support systems Capturing all of the data contained in various operational systems Capturing a subset of the data contained in various decision support systems ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing An operational system is which of the following? A system that is used to support decision making and is based on current data. A system that is used to run the business in real time and is based on historical data. A system that is used to support decision making and is based on historical data. A system that is used to run the business in real time and is based on current data. A system that is used to support decision making and is based on current data. A system that is used to run the business in real time and is based on historical data. A system that is used to support decision making and is based on historical data. A system that is used to run the business in real time and is based on current data. ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing A data mart is designed to optimize the performance for well-defined and predicable uses. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing A snowflake schema is which of the following types of tables? Dimension Fact All of these Helper Dimension Fact All of these Helper ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing A star schema has what type of relationship between a dimension and fact table? Many-to-many One-to-one All of these One-to-many Many-to-many One-to-one All of these One-to-many ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Most operational systems are based on the use of transient data. False True False True ANSWER DOWNLOAD EXAMIANS APP
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