CISA Question #517: Real Exam Question with Answer & Explanation

The correct answer is D: When there is a large population. Data analytics is most useful when dealing with large data populations because it allows the IS auditor to efficiently analyze entire datasets rather than relying on sampling. This enhances audit coverage, accuracy, and the ability to detect anomalies or irregular patterns.

Submitted by tunde_lagos· Apr 18, 2026Information System Auditing Process

Question

In which of the following situations would an IS auditor MOST likely utilize data analytics?

Options

AWhen logging tools are available
BWhen performing controls-based testing
CWhen data is obtained from unreliable sources
DWhen there is a large population

Explanation

Data analytics is most useful when dealing with large data populations because it allows the IS auditor to efficiently analyze entire datasets rather than relying on sampling. This enhances audit coverage, accuracy, and the ability to detect anomalies or irregular patterns.

Topics

#Data Analytics#Audit Techniques#Audit Testing#Population Analysis

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