__________ is a system where operations like data extraction, transformation and loading operations are executed.
A. Data staging
B. Data integration
C. ETL
D. None of the mentioned
Answer:A
__________ is a system where operations like data extraction, transformation and loading operations are executed.
A. Data staging B. Data integration C. ETL D. None of the mentioned
Explanation: In computing, Extract, Transform and Load (ETL) refers to a process in database usage and especially in data warehousing