Computer networking, more commonly referred to as datacom or data communication is the practice of linking several computer systems with each other to exchange information. Computer networking is recognized as a branch of computer science, information technology, telecommunications and/or computer engineering since it heavily relies on the theory and application of these mentioned areas.
There are three kinds of computer networks to be exact the internet, intranet and the extranet.
- The Internet - is a global system of networks of computers that are interconnected. These networks make use of Internet Protocol Suite which is either TCP or IP, which in turn serves millions of computer users around the world.
- The Intranet - in contrast to the internet, the intranet is an exclusive computer network. Even though the intranet makes use of Internet Protocol technologies, the data is secured in the company and not shared to the whole world.
- The Extranet - at the same time is actually an expansion of a company's intranet. Its main purpose is to allow users from outside this company such as vendors, associates, and suppliers to access certain data and information.
Below are a few of the various ways of networking computers:
- Local Area Network - or usually abbreviated as LAN, is a small network of computer systems in a small area. One instance of LAN is a network of computer systems in a building.
- Metropolitan Area Network - or MAN is just like LAN. The significant difference is that MAN is employed in a bigger scale like cities or states.
- Wide Area Network - or WAN is a far larger network when compared with MAN and is utilized to cover larger geographic areas.
- Wireless LANs and WANs - are like WAN and LAN and the only real difference is that they are wireless.
In computer networking, there are lots of ways to interconnect computers such as the use of coaxial wires, optical fibers, and also through power lines. But as technology progresses there are better ways to do this like wireless technology which include Bluetooth and also Wi-Fi.
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Everything You Need To Know Regarding Computer Networking
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