Data Warehousing Data scrubbing can help upgrade data quality; it is not a long-term solution to the data quality problem. False True False True 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 Fact tables are which of the following? Partially normalized Partially denoralized Completely denoralized Completely normalized Partially normalized Partially denoralized Completely denoralized Completely normalized ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing A data mart is designed to optimize the performance for well-defined and predicable uses. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing Data transformation includes which of the following? Joining 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 Separating data from one source into various sources of data Joining 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 Separating data from one source into various sources of data ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing A multifield transformation does which of the following? All of these Converts data from multiple fields into multiple fields Converts data from one field into multiple fields Converts data from multiple fields into one field All of these Converts data from multiple fields into multiple fields Converts data from one field into multiple fields Converts data from multiple fields into one field ANSWER DOWNLOAD EXAMIANS APP
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