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Author Question: Discuss the three-layer data architecture. What will be an ideal ... (Read 74 times)

tiffannnnyyyyyy

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on: Jul 7, 2018
Discuss the three-layer data architecture.
 
  What will be an ideal response?

Question 2

Shopping bots are a form of intelligent agent.
 
  Indicate whether the statement is true or false
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momtoalll

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Reply #1 on: Jul 7, 2018
Answer to Question 1

The three-layer data architecture describes how we view data in the data warehouse. The architecture is characterized by operational data, which is stored in various operational systems, and reconciled data, which are stored in the enterprise data warehouse. Reconciled data are intended to be the single source for accurate data used by all decision support applications. Derived data are used by the data marts. It has been selected, formatted and aggregated for decision support applications.

Answer to Question 2

TRUE


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