Multiple Choice
The high cost of data warehouses limits their use to large companies.As an alternative,many firms use a lower-cost,scaled-down version of a data warehouse referred to as (an) ________.
A) data mart
B) operational data store
C) dependent data mart
D) independent data mart
Correct Answer:
Verified
Correct Answer:
Verified
Q44: A(n)_ contains the attributes needed to perform
Q45: A data warehouse maintains historical data that
Q46: _ comprises three major processes that,when correctly
Q47: ETL tools transport data between sources and
Q48: Which of the following is one of
Q50: An operational data store (ODS)provides a fairly
Q51: EII (enterprise information integration)tools use predefined metadata
Q52: Karacsony indicates that there is a direct
Q53: Which of the following is needed to
Q54: An advantage of the hub-and-spoke data warehouse