Câu 405: CISA: Certified Information Systems Auditor

Which of the following provides an IS auditor assurance that the interface between a point-of-sale (POS) system and the general ledger is transferring sales data completely and accurately?

1. A. Electronic copies of customer sales receipts are maintained.
2. B. Monthly bank statements are reconciled without exception. — đáp án hiện tại
3. C. The data transferred over the POS interface is encrypted.
4. D. Nightly batch processing has been replaced with real-time processing.