Data Warehousing A multifield transformation does which of the following? 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 All of these Converts data from one field into multiple fields ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Data transformation includes which of the following? A process to change data from a detailed level to a summary level Joining data from one source into various sources of data Separating data from one source into various sources of data A process to change data from a summary level to a detailed level A process to change data from a detailed level to a summary level Joining data from one source into various sources of data Separating data from one source into various sources of data A process to change data from a summary level to a detailed level ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing A data warehouse is which of the following? Contains numerous naming conventions and formats. Can be updated by end users. Contains only current data. Organized around important subject areas. Contains numerous naming conventions and formats. Can be updated by end users. Contains only current data. Organized around important subject areas. ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing The extract process is which of the following? 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 Capturing a subset of the data contained in various operational systems ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing A star schema has what type of relationship between a dimension and fact table? One-to-one One-to-many Many-to-many All of these One-to-one One-to-many Many-to-many All of these ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Static extract is used for ongoing warehouse maintenance. False True False True ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS