An auditor is validating the completeness of a data migration from a legacy system to a new ERP. Which procedure is most effective?

Answer options:

Review the user manual for the new ERP.

Compare record counts and hash totals between the legacy system and the new ERP.

Ask the IT manager if the migration was successful.

Test the login functionality of the new ERP.

How to approach this question

Look for a substantive test that compares Source vs Destination.

Full Answer

B.Compare record counts and hash totals between the legacy system and the new ERP.✓ Correct

Comparing record counts (number of rows) and hash totals (sum of a numeric field like CustomerID) ensures that all data was transferred and no records were dropped or corrupted.

Common mistakes

Relying on inquiry or interface testing.

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