Which of the following is used to determine the operating system on the remote computer in a network environment?

Adam works as an Incident Handler for Umbrella Inc. His recent actions towards the incident are not up to the standard norms of the company. He always forgets some steps and procedures while handling responses as they are very hectic to perform.
Which of the following steps should Adam take to overcome this problem with the least administrative effort?

Which of the following terms describes an attempt to transfer DNS zone data?

Which of the following statements about buffer overflow is true?

Rick works as a Professional Ethical Hacker for PassGuide Inc. The company has opened a new branch that uses
Windows-based computers. Rick has been assigned a project to check the network security of the new branch office.
He wants to ensure that the company is free from remote hacking attacks.
Choose the appropriate steps that Rick should perform to accomplish the task.