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Question

How does the data dictionary in an operational system compare to metadata in a data warehouse?

a.

The data dictionary in an operational system is more extensive than metadata in a data warehouse.

b.

The data dictionary in an operational system is equivalent to metadata in a data warehouse.

c.

The data dictionary in an operational system is just a faint shadow of the metadata in a data warehouse.

d.

The data dictionary in an operational system serves a different purpose than metadata in a data warehouse.

Answer: (c).The data dictionary in an operational system is just a faint shadow of the metadata in a data warehouse. Explanation:The data dictionary in an operational system is typically much less extensive and comprehensive than metadata in a data warehouse, which plays a central role in guiding data flow.

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Q. How does the data dictionary in an operational system compare to metadata in a data warehouse?

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