Cable Modem Termination System (CMTS): Cable Modem Termination System. Typically, this system is found in a cable companies headend or distribution hub. Its purpose is to provide a high-speed data service to cable subscribers.

 

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Cable Modem Termination System (CMTS): Cable Modem Termination System. Typically, this system is found in a cable companies headend or distribution hub. Its purpose is to provide a high-speed data service to cable subscribers.

Open System: A system that can be adjusted for new functions or purposes, and hence produce new and unpredicted results. Human language is an example of an open system. To a lesser extent, so is XML code . . . View Full Definition

Open Circulatory System: A system in which the circulating fluid is not enclosed in vessels at all times; found in insects, crayfish, some mollusks, and other invertebrates.

Open Systems Interconnection (OSI): A reference model developed by the International Organization of Standardization. It splits networking into seven layers which provide specific services and communications standards.

Operating System (OS): The most important program that runs on a computer. Every general-purpose computer must have an operating system to run other programs. Operating systems perform basic tasks, such as recogni . . . View Full Definition

Overdetermination: The concept of multiple unconscious causes of an emotional reaction or symptom.

Organ Systems: Groups of organs that perform related functions.

NT File System (NTFS): One of the file system for the Windows NT operating system (Windows NT also supports the FAT file system). NTFS has features to improve reliability, such as transaction logs to help recover . . . View Full Definition

Nonsystematic Risk: Nonsystematic risk results from unpredictable factors, such as poor management decisions, successful competitive products, or suddenly obsolete technologies that may affect the securities is . . . View Full Definition

National Wildlife Refuge System (NWRS): Consists of all of the National Wildlife Refuges, the Waterfowl Production Areas, and certain other small tracts managed by states under cooperative agreements with the Fish and Wildlife Ser . . . View Full Definition