ITEC 1000 Chapter Notes - Chapter 1: Systems Theory, Negative Feedback, Systems Concepts
10 Feb 2016
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Document Summary
Multiple computer systems are connected using some type of network interconnectivity. Network interfaces must conform to standard agreements known as protocols. For messages to be understood by both computer during a message exchange between a pair of computers. The work performed by an individual computer system within the it system can be characterized by input, processing and output. The ipo model provides an important basic tool for system analysis and design practices: general systems theory, system"s concept. A system is a set of components that interact with one another and serve for a common purpose or goal. Systems may be: (1) abstract or (2) physical: an abstract system is conceptual, a product of a human mind. That is, it cannot be seen or pointed to as an existing entity. None of them can be photographed, drawn or otherwise physically pictured. However, they do exist and can be discussed, studied and analyzed: a physical system, in contrast, has a material nature.
