Data Warehousing Data transformation includes which of the following? A process to change data from a detailed level to a summary level Separating data from one source into various sources of data A process to change data from a summary level to a detailed level Joining data from one source into various sources of data A process to change data from a detailed level to a summary level Separating data from one source into various sources of data A process to change data from a summary level to a detailed level Joining data from one source into various sources of data ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing The @active data warehouse architecture includes which of the following? All of these Near real-time updates Data that can extracted from numerous internal and external sources At least one data mart All of these Near real-time updates Data that can extracted from numerous internal and external sources At least one data mart ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing A multifield transformation does which of the following? All of these Converts data from one field into multiple fields Converts data from multiple fields into multiple fields Converts data from multiple fields into one field All of these Converts data from one field into multiple fields Converts data from multiple fields into multiple fields Converts data from multiple fields into one field ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing The role of the ETL process is to identify erroneous data and to fix them. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing An operational system is which of the following? A system that is used to run the business in real time 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 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 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 support decision making and is based on historical data. ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Successful data warehousing requires that a formal program in total quality management (TQM) be implemented. False True False True ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS