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Question

What is the main focus of the top-down approach in data warehousing?

a.

Building departmental data marts

b.

Creating fragmented islands of information

c.

Centralized repository for the entire enterprise

d.

Implementing a dimensional data model

Posted under Data Warehousing and OLAP

Answer: (c).Centralized repository for the entire enterprise Explanation:The top-down approach in data warehousing focuses on creating a centralized repository for the entire enterprise.

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