computer network

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Computer Network is the group of computer system and other computing hardware devices that are linked together through communication channel to foliate communication and sources sharing among a wide range of user. Computer communication may occur through wireless opt5ical fibs or radio transmission.
Type of Computer Networks ; Personal Area Network ( PANs) is the smallest and most basic types of network, a PANs is made up of a wireless modern, a computer or two phones, printer tables, etc, and revolves around one person in one building. These types of networks are typically found in small offices or residences and are managed by one person or organization from a single device, Local Area Network (LANs) are the most frequently discussed network which is common, original and simplest types of network.LANs connect group of computer and low voltage devices together across short distances (within a building or between a group of two or three building in close proximity to each other) to share information and resources. Enterprises typically manage and maintain LANs using routers; LANs can connection to area networks (WANs), Wide Area Networks (WANs) slightly more complex than a LANs, WANs connects computer together across longer physical distances this allows computers and low-voltage devices to be remotely connected to each other over one large network to communicate even when they're miles apart.
Connecting of computer in computer networks; Computer are connected in the computer network by using the internet, computer connected to each other, they transmit data and communication with each other. Primarily using TCP/IP(transmission control protocol/ internet protocol) think of TCP/IP as a book of rules. A step by step guide that each computer uses to know how to talk to another computer.
Internet; is a globally connected network system that uses TCP/IP to transmit data via various types of Media. The internet is a network of global exchanges includes private, public, business, academic and government networks that connected by guided, wireless and fiber optic technologies.
Email; is massage distributed by electronic means from one computer user to another recipients via a network.

 REFERENCES
Https//www. techopedia.com
https//www.computer networking notes.com.


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