Which of the following is the BEST control to help ensure the completeness of outbound transactions?

The correct answer is B. Verify transactions are sequentially numbered in the header record. Embedding and checking sequential numbers in the file or message header allows the system to automatically detect any missing or out‑of‑order transactions, directly supporting the completeness of outbound data flows.

Submitted by luis.pe· Apr 18, 2026Information Systems Operations and Business Resilience

Question

Options

AEnsure the validity of the recipient ID and use auto-numbered reports
BVerify transactions are sequentially numbered in the header record
CPerform edit checks to identify erroneous, unusual, or valid transactions
DMaintain a log of the number of messages are sent and validated periodically

How the community answered

(36 responses)

B
94% (34)
C
3% (1)
D
3% (1)

Explanation

Embedding and checking sequential numbers in the file or message header allows the system to automatically detect any missing or out‑of‑order transactions, directly supporting the completeness of outbound data flows.

Topics

#Application controls#Transaction completeness#Outbound processing#Sequential numbering

Community Discussion

No community discussion yet for this question.

Full CISA Practice