Which of the following is used to authenticate asymmetric keys?

Which of the following statements about an extended partition are true?
Each correct answer represents a complete solution. Choose two.

You work as the Network Administrator for McNeil Inc. The company has a Unix-based network. You want to query an image root device and RAM disk size. Which of the following Unix commands can you use to accomplish the task?

Adam works as a professional Computer Hacking Forensic Investigator. He works with the local police. A project has been assigned to him to investigate an iPod, which was seized from a student of the high school. It is suspected that the explicit child pornography contents are stored in the iPod. Adam wants to investigate the iPod extensively. Which of the following operating systems will Adam use to carry out his investigations in more extensive and elaborate manner?

Adam works as an Incident Handler for Umbrella Inc. He is informed by the senior authorities that the server of the marketing department has been affected by a malicious hacking attack. Supervisors are also claiming that some sensitive data are also stolen. Adam immediately arrived to the server room of the marketing department and identified the event as an incident. He isolated the infected network from the remaining part of the network and started preparing to image the entire system. He captures volatile data, such as running process, ram, and network connections.
Which of the following steps of the incident handling process is being performed by Adam?