An organization has a complex systems infrastructure consisting of multiple internally developed, off the shelf, and purchased but significantly customized applications. Some of these applications share databases or process data that is used by another stand-alone application, and interfaces have been written to move data between these applications as needed through batch processing.
Which of the following situations presents the greatest risk exposure given this environment?
A . Documentation of each system and its interactions, interfaces, and dependencies with other systems and databases is not gathered and maintained.
B . Batch processing jobs include key financial data that is not posted to the accounting system until the next day. preventing real-time queries.
C . The job scheduling tool frequently malfunctions, causing scheduled jobs not to run. An error message is sent to IT personnel when a job fails.
D . The implementation of a major update for a key application is delayed until any potential interdependencies are identified and analyzed.
Answer: A
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