Multiple Choice
What is extraction, transformation, and loading?
A) It is a process of entering data, tracking data, and loading it into a database
B) It is a process that extracts information from internal and external databases, transforms it using a common set of enterprise definitions, and loads it into a data warehouse
C) It is a process that is performed at the end of the data warehouse model prior to putting the information in a cube
D) It is a process that is performed at the beginning of the data mining model
Correct Answer:
Verified
Correct Answer:
Verified
Q90: Business intelligence can provide managers with the
Q91: Dirty data is erroneous or flawed data.
Q92: The primary purpose of a data warehouse
Q93: Which of the following is not a
Q94: In a data warehouse, information cleansing occurs
Q96: Which of the following is a problem
Q97: Within the beginning stage of the data
Q98: ETL stands for extraction, transformation, and loading.
Q99: Business intelligence can provide managers with the
Q100: Which of the following is a problem