Which of the following Windows XP system files handles memory management, I/O operations, and interrupts?

John works as a professional Ethical Hacker. He has been assigned the task of testing the security of www.we-are-secure.com. He has performed the footprinting step and now he has enough information to begin scanning in order to detect active computers. He sends a ping request to a computer using ICMP type 13. What kind of ICMP message is John using to send the ICMP ping request message?

Which of the following statements about the compression feature of the NTFS file system are true?
Each correct answer represents a complete solution. Choose two.

Adam works as a professional Computer Hacking Forensic Investigator. A project has been assigned to him to investigate an iphone, which is being seized from a criminal. The local police suspect that this iphone contains some sensitive information. Adam knows that the storage partition of the iphone is divided into two partitions.
The first partition is used for the operating system. Other data of iphone is stored in the second partition. Which of the following is the name with which the second partition is mounted on the iphone?

You work as the Network Administrator for McNeil Inc. The company has a Unix-based network. You want to set the hard disk geometry parameters, cylinders, heads, and sectors. Which of the following Unix commands can you use to accomplish the task?