Answer: A process to upgrade the quality of data before it is moved into a data warehouse
Answer: A process to upgrade the quality of data before it is moved into a data warehouse
Answer: All of the above
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Answer: To explain some observed event or condition
Answer: A system that is used to run the business in real time and is based on current data.
Answer: Organized around important subject areas.
Answer: A process to upgrade the quality of data before it is moved into a data warehouse
Answer: All of the above.
Answer: To explain some observed event or condition
Answer: A system that is used to run the business in real time and is based on current data.
Answer: Organized around important subject areas.
Answer: All of the above
Answer:Data that can extracted from numerous internal and external sources
Answer: A process to change data from a detailed level to a summary level
Answer: Current data intended to be the single source for all decision support systems.
Answer: A process to load the data in the data warehouse and to create the necessary indexes
Answer: Capturing a subset of the data contained in various operational systems
Answer: One-to-many
Answer: Data in which changes to existing records cause the previous version of the records to be eliminated
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