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Question

What distinguishes data storage for operational systems from data storage for a data warehouse?

a.

Operational systems contain historical data

b.

Data warehouse data is highly normalized

c.

Data storage for operational systems supports analysis

d.

Data storage for operational systems is "read-only"

Answer: (d).Data storage for operational systems is "read-only" Explanation:Data storage for operational systems is "read-only" and does not continuously update like operational systems.

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Q. What distinguishes data storage for operational systems from data storage for a data warehouse?

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