10/28/08

A network operating system (NOS) is software that controls a network and its message (e.g. packet) traffic and queues, controls access by multiple users to network resources such as files, and provides for certain administrative functions, including security.

1. 6WINDGate
2. Cisco IOS
3. BSD

Windows Mobile is a compact operating system combined with a suite of basic applications for mobile devices based on the Microsoft Win32 API.

Symbian Symbian OS C++ for Mobile Phones, Volume 3 is the latest addition to Richard Harrison's best-selling series. This fully updated sequel contains material from earlier books revised to reflect the introduction of Symbian OS v9 and supplementary chapters covering new technologies.

Palm OS (also known as Garnet OS) is an embedded operating system initially developed by U.S. Robotics' owned Palm Computing, Inc. for personal digital assistants (PDAs) in 1996. Palm OS is designed for ease of use with a touchscreen-based graphical user interface.

Android is a software platform and operating system for mobile devices, based on the Linux kernel, developed by Google and later the Open Handset Alliance.