The height of binary trees can be mathematically predicted.

The public relations department at your company regularly sends out emails signed by the company's CEO with announcements about the company. The CEO sends company and personal emails from a different email account. A competitor is suing your company for copyright infringement. As part of the investigation, you must provide legal counsel with a copy of all emails that came from the CEO, including

those generated by the public relations department. The email server allows emails to be digitally signed, and the corporate PKI provisioning allows for one certificate per user. The CEO did not share their password with anyone. You need to provide legal counsel with information on how to determine if a particular email came from the public relations department or from the CEO. What should you do? A. Implement Digital Rights Management (DRM). B. Use non-repudiation. C. Implement encryption. D. Employ key escrow.

Which of the following is designed to get minimum business functions up and running as soon as possible?

a. Business continuity plan b. Disaster recovery plan c. Backup plan d. Fault tolerance plan