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Question

How is data typically stored in the staging area of many data warehouses?

a.

In complex relational databases

b.

In hierarchical databases

c.

In sequential or flat files

d.

In data marts

Answer: (c).In sequential or flat files Explanation:In many data warehouses, data in the staging area is typically kept in sequential or flat files.

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Q. How is data typically stored in the staging area of many data warehouses?

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