ExamVeda
Login
Home

Data transformation includes which of the following

This question belongs to Database Data Warehousing
Data Warehousing
?

Data transformation includes which of the following?

Answer & Solution
Correct Answer: Option A
Data transformation involves various processes that include:

Changing data from a detailed level to a summary level: This process is a key aspect of data transformation where detailed data is aggregated or summarized to provide a higher-level view.

This process helps in creating summaries and reports that are useful for analysis and decision-making.

Other options involve joining or separating data, which are related to data integration and partitioning, not specifically to data transformation.
Examveda
Question posted by Examveda
Community

Join the Discussion

No comments yet Be the first to discuss this question.
Keep Learning

Related Questions on Data Warehousing

Data scrubbing is which of the following?
A. A process to reject data from the data warehouse and to create the necessary indexes B. A process to load the data in the data warehouse and to create the necessary indexes C. A process to upgrade the quality of data after it is moved into a data warehouse D. A process to upgrade the quality of data before it is moved into a data warehouse
The @active data warehouse architecture includes which of the following?
A. At least one data mart B. Data that can extracted from numerous internal and external sources C. Near real-time updates D. All of the above
A goal of data mining includes which of the following?
A. To explain some observed event or condition B. To confirm that data exists C. To analyze data for expected relationships D. To create a new data warehouse
An operational system is which of the following?
A. A system that is used to run the business in real time and is based on historical data. B. A system that is used to run the business in real time and is based on current data. C. A system that is used to support decision making and is based on current data. D. A system that is used to support decision making and is based on historical data.
More Related Questions on Data Warehousing