Thursday, June 7, 2007

Question 39

Which of the following is suitable as a description of data stored in a data warehouse?

a) The data spans several years, and is never stored for an extended period.
b) The definitions of data items are centrally managed across departments.
c) The data is primarily used directly by the mission critical systems.
d) The data is always updated in real time, so that the most recent state is maintained.

answer

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