Star schemas have a ________ at the center of the star.
A) fact table
B) dimension table
C) map table
D) reduce table
Correct Answer:
Verified
Q49: We have done an RFM analysis on
Q68: The "M" in RFM analysis stands for
Q69: Slowly changing dimensions are handled by a(n)_.
A)operational
Q70: A data mart differs from a data
Q71: A data warehouse database differs from an
Q72: RFM scores commonly range from _,with _
Q74: A Business Intelligence (BI)reporting system _.
A)creates meaningful
Q75: Data warehouses use a(n)_.
A)operational database
B)dimensional database
C)structured storage
D)object-relational
Q76: In OLAP,the characteristic of a measure is
Q77: Which of the following is not a
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