To promote a positive image within an organization, a chief audit executive (CAE) adjusted the audit plan to focus on assurance engagements that highlighted potential costs to be saved. Negative observations were to be omitted from engagement final communications. Which action taken by the CAE would be considered a violation of the Standards?
I. The focus of the audit function was changed without modifying the audit charter or notifying the audit committee.
II. Negative observations were omitted from the engagement final communications.
III. Cost savings and recommendations were highlighted in the engagement final communications.

The audit committee has asked the chief audit executive (CAE) to assist in the selection of a new external audit firm. Which of the following is an appropriate action by the CAE?

In an assurance engagement of treasury operations, an internal auditor is required to consider all of the following issues except:

While attending a conference, an internal auditor won an all-expense paid trip sponsored by a vendor of the internal auditor's organization.
Which of the following actions are most appropriate for the auditor to take?

What conclusion can be reached by comparing a random sample of vendor invoices to purchase orders?