According to IIA guidance, which of the following is the best example of a system application control?

Reviewing prior audit reports and supporting workpapers before an engagement starts enables an internal auditor to do which of the following?
1. To understand better the activity and processes that will be audited.
2. To identify the audit procedures that will be used during the engagement.
3. To ensure that matters of greatest vulnerability will be addressed.
4. To use the information obtained as evidence in the current engagement.

Which of the following options is the most cost-effective and efficient way for internal auditors to keep current with the latest developments in the internal audit profession?

Which of the following is an example of collusion?

A chief audit executive (CAE) learns that the brother-in-law of a senior auditor who audits the procurement process was hired as the head of the procurement department six months prior. Which of the following is the most appropriate action for the CAE to take?