Câu 126: IIA-CIA-PART3: Certified Internal Auditor - Part 3 Business Analysis and Information Technology

According to IIA guidance on IT, which of the following strategies would provide the most effective access control over an automated point-of-sale system?

1. A. Install and update anti-virus software.
2. B. Implement data encryption techniques.
3. C. Set data availability by user need. — đáp án hiện tại
4. D. Upgrade firewall configuration.