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Question

Why are access restrictions challenging to set up in a data warehouse compared to an operational system?

a.

Data warehouses have fewer security requirements

b.

Data warehouse queries are mainly ad hoc

c.

Operational systems have more tables to secure

d.

Operational systems lack proper authorization mechanisms

Answer: (b).Data warehouse queries are mainly ad hoc Explanation:Access restrictions are challenging to set up in a data warehouse compared to an operational system because data warehouse queries are mainly ad hoc.

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Q. Why are access restrictions challenging to set up in a data warehouse compared to an operational system?

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