IIA Updated IIA-CIA-Part1 Exam Questions and Answers by norah

In the scenario where an internal auditor assisted with management's design of controls over the procurement function, the chief audit executive should plan an assurance engagement on the adequacy of the internal control system by assigning the engagement to another internal auditor on staff. This approach ensures that the evaluation of the controls is conducted with objectivity and independence, as the auditor who helped design the controls may have an inherent bias.

IIA Standards regarding objectivity and independence in assurance engagements.

In The IIA's Three Lines Model, internal audit (the third line) should be aligned with first- and second-line functions through effective communication, cooperation, and collaboration (Option D). This alignment ensures that internal audit activities are coordinated with risk management and control functions while maintaining independence. According to the Three Lines Model, internal audit adds value by providing independent assurance on the effectiveness of governance, risk management, and control processes, which requires ongoing interaction with the first and second lines without compromising objectivity.

IIA's Three Lines Model

IIA Standards, Standard 2050: Coordination and Reliance

Given the unusual observation in the travel expenses reports, the most appropriate next step for the internal auditor is to investigate whether there are any special arrangements regarding senior management travel. This investigation could reveal explanations for the absence of typical travel-related expenses, such as pre-paid packages, special corporate arrangements, or even potentially unreported expenses, which could be critical for compliance and ethical standards.

Internal Auditing Standards on performing audit work and investigating anomalies.

Due professional care involves the exercise of professional judgment and the application of care that an ordinarily prudent person would use under the circumstances. In scenario A, the chief audit executive demonstrates due professional care by excluding an auditor who previously worked in the payroll department from the audit team assigned to audit that area. This action avoids conflicts of interest and ensures the objectivity of the audit, aligning with IIA guidelines on independence and objectivity in internal auditing.

IIA Standard 1100: "Independence and Objectivity"