Data Warehousing A star schema has what type of relationship between a dimension and fact table? Many-to-many All of these One-to-many One-to-one Many-to-many All of these One-to-many One-to-one 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 Data transformation includes which of the following? A process to change data from a detailed level to a summary level A process to change data from a summary level to a detailed 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 detailed level to a summary level A process to change data from a summary level to a detailed level Separating data from one source into various sources of data Joining data from one source into various sources of data ANSWER DOWNLOAD EXAMIANS APP
Data Warehousing The generic two-level data warehouse architecture includes which of the following? Data that can extracted from numerous internal and external sources Near real-time updates At least one data mart All of these Data that can extracted from numerous internal and external sources Near real-time updates At least one data mart 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
Data Warehousing Joining is the process of partitioning data according to predefined criteria. False True False True ANSWER DOWNLOAD EXAMIANS APP
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