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A company has recently upgraded its purchase system to
incorporate EDI transmissions. Which of the following
controls should be implemented in the EDI interface in order
to provide for efficient data mapping?

A. Key verification

B. One-for-one checking

C. Manual recalculations

D. Functional acknowledgements

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Answer Posted / guest

Answer: D

Acting as an audit trail for EDI transactions, functional
acknowledgements are one of the main controls used in data
mapping. All the other choices are manual input controls,
whereas data mapping deals with automatic integration of
data in the receiving company.

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