Data Warehousing A star schema has what type of relationship between a dimension and fact table? All of these One-to-one One-to-many Many-to-many All of these One-to-one One-to-many Many-to-many ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Data transformation includes which of the following? 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 A process to change data from a detailed level to a summary level ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing A snowflake schema is which of the following types of tables? Helper Dimension All of these Fact Helper Dimension All of these Fact ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Reconciled data is which of the following? Data stored in one operational system in the organization. Data stored in the various operational systems throughout the organization. Current data intended to be the single source for all decision support systems. Data that has been selected and formatted for end-user support applications. Data stored in one operational system in the organization. Data stored in the various operational systems throughout the organization. Current data intended to be the single source for all decision support systems. Data that has been selected and formatted for end-user support applications. ANSWER DOWNLOAD EXAMIANS APP
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 A goal of data mining includes which of the following? To confirm that data exists To create a new data warehouse To explain some observed event or condition To analyze data for expected relationships To confirm that data exists To create a new data warehouse To explain some observed event or condition To analyze data for expected relationships ANSWER DOWNLOAD EXAMIANS APP
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