Network Operating System An operating system is an intermediary between users and computer hardware. It provides users an environment in which a user can execute programs conveniently and efficiently. Network operating system  (NOS) runs on a server and provides server the capability to manage data, users, groups, security, applications, and other networking functions. The primary purpose of the network operating system is to allow shared  file and printer access among multiple computers in a network. Examples of a networking operating systems are Microsoft Windows Server 2008, UNIX, Linux, NetWare etc.  Functions of NOS Monitoring the system and security, so as to provide security against  viruses, hackers, and data corruption. Enabling and managing  access to files on remote systems, and granting access to users. Granting access to remote applications and resources, such as the Internet. Providing access to remote devices such as printers, etc. Providing...