The most common source of change data in refreshing a data warehouse is:
A) Queryable change data
B) Cooperative change data
C) Logged change data
D) Snapshot change data
Correct Answer:
Verified
Q22: Which of the following features usually applies
Q23: Which of the following statement is true?
A)The
Q24: The following is true of three-tier data
Q25: The following technology is not well-suited for
Q26: What is true of the multidimensional model?
A)It
Q28: Which of the following statements is not
Q29: The generic two-level data warehouse architecture includes
Q30: A goal of data mining includes which
Q31: Data mining is used to aid in
A)Operational
Q32: Data mining requires
A)large quantities of operational data
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