Data communication and computer networks

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data communication and computer networks

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Published 07.12.2018

Data Communications


Data communication refers to the exchange of data between a source and a receiver via form of transmission media such as a wire cable. Data communication is said to be local if communicating devices are in the same building or a similarly restricted geographical area. The meanings of source and receiver are very simple. The device that transmits the data is known as source and the device that receives the transmitted data is known as receiver. Data communication aims at the transfer of data and maintenance of the data during the process but not the actual generation of the information at the source and receiver.

Basic Communication Model

A Computer network is basically a set or group of the computer system and other related hardware devices which are interrelated through different communication channels to implement proper communication procedures and related networking methodologies. Find below different types of networks that are used in the current industry. There are different types of implementation of computer networks in the current market and software industry standards. Find below few important uses of computer networks. Data Communication is basically a transmission process that includes digital data transfers between two or more computers or similar devices and vice versa.

Data communications refers to the transmission of this digital data between two or more computers and a computer network or data network is a telecommunications network that allows computers to exchange data. The physical connection between networked computing devices is established using either cable media or wireless media. The best-known computer network is the Internet. A system of interconnected computers and computerized peripherals such as printers is called computer network. This interconnection among computers facilitates information sharing among them. Computers may connect to each other by either wired or wireless media.



  1. Alexis S. says:

    Applications of Communication & Computer Network

  2. Chappell L. says:

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  4. Lentnancessro says:

    Bus Topolgy Alternatively referred to as a line topology , a bus topology is a network setup in which each computer and network device are connected to a single cable or backbone.

  5. Charlotte B. says:

    Modern world scenario is ever changing.

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