Here data-flow diagram show, how data is processed at different stages in the system.

It registers all/ selected activities of a computer system.

Data is shifted to modern data base management system.

In Data reduction

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Q. In Data reduction

(A) Here data-flow diagram show, how data is processed at different stages in the system.
(B) It registers all/ selected activities of a computer system.
(C) Technique used to transform raw data into a more useful form.
(D) Data is shifted to modern data base management system.

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✅ Correct Answer: (C) Technique used to transform raw data into a more useful form.

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