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Question

What is the key difference between data loading in a data warehouse and data loading for a new operational system?

a.

Data loading for a data warehouse is a one-time event.

b.

Data loading for an operational system involves incremental loads.

c.

Data loading for a data warehouse includes ongoing incremental loads and periodic full refreshes.

d.

Data loading for an operational system does not require data transformation.

Answer: (c).Data loading for a data warehouse includes ongoing incremental loads and periodic full refreshes. Explanation:Data loading in a data warehouse includes ongoing incremental loads and periodic full refreshes, unlike a one-time event for an operational system.

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Q. What is the key difference between data loading in a data warehouse and data loading for a new operational system?

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