What Is A Data Communication System?

by | Last updated on January 24, 2024

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Data communication refers

to the exchange of data between a source and a receiver via form of transmission media such as a wire cable

. … The Figure is an illustration of a simple data communication system. The term data used to describe information, under whatever form of words you will be using.

What are the 5 components of data communication system?

  • Message : This is most useful asset of a data communication system. …
  • Sender : To transfer message from source to destination, someone must be there who will play role of a source. …
  • Receiver : …
  • Transmission Medium : …
  • Set of rules (Protocol) :

What do you mean by data communication system?

Data Communication is

a process of exchanging data or information In case of computer networks

this exchange is done between two devices over a transmission medium. This process involves a communication system which is made up of hardware and software.

What is data communication and examples?

Data communications incorporate several techniques and technologies to enable any form of electronic communication. … For example, a common example of data communications is

a computer connected to the Internet via a Wi-Fi connection

, which uses a wireless medium to send and receive data from one or more remote servers.

What is the purpose of data communication?

The fundamental purpose of data communications is

to exchange information between user’s computers, terminals and applications programs

. ! In its simplest form data communications takes place between two devices that are directly connected by some form of point-to-point transmission medium.

What is data communication with diagram?

Explain data communication process with the help of a diagram. Owlgen. Data communication refers to

the exchange of data between a source and a receiver

. Data communication is said to be local if communicating devices are in the same building or a similarly restricted geographical area.

What are the advantages of data communication?

Files can easily be shared between users. Network users can communicate by email and instant messenger . Security is good – users cannot see other users’ files unlike on stand-alone machines.

Data is easy to backup as all the data is stored on the file server

.

What are the 7 components of communication?

Seven major elements of communication process are:

(1) sender (2) ideas (3) encoding (4) communication channel (5) receiver (6) decoding and (7) feedback

.

What are the types of data communication?

Data communication between different devices are broadly categorised into 3 types:

Simplex communication, Half- duplex communication, and Full-duplex communication

. It is a one way or unidirectional communication between two devices in which one device is sender and other one is receiver.

What are the basic elements of data communication?

  • Message.
  • Sender.
  • Receiver.
  • Medium (Communication Channel)
  • Encoder & Decoder.

What are the 4 types of networks?

  • LAN(Local Area Network)
  • PAN(Personal Area Network)
  • MAN(Metropolitan Area Network)
  • WAN(Wide Area Network)

Which of the following is the example of data communication?

Examples of such channels are

copper wires

, optical fibers, wireless communication channels, storage media and computer buses. The data are represented as an electromagnetic signal, such as an electrical voltage, radiowave, microwave, or infrared signal.

What are the two types of data transmission?

There are two methods used to transmit data between digital devices:

serial transmission and parallel transmission

.

How data communication can takes place?

With due regard to computer networks, data communication is done

between two or more devices over a network and sent through a transmission medium such as cable, Wi-Fi, radio wave

, etc. This process involves the combination of hardware and software to enable communication to take place.

What are the three main components of a data communication system?

There are three broad categories of communications system components:

(1) transmission media, (2) hardware, and (3) software

.

What are disadvantages of data communication?

  • Data and information may be stolen by computer hackers if the security of network is not reliable.
  • If any computer in a network gets affected by computer virus, there is high chance of spreading computer viruses on the other computer.
Emily Lee
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Emily Lee
Emily Lee is a freelance writer and artist based in New York City. She’s an accomplished writer with a deep passion for the arts, and brings a unique perspective to the world of entertainment. Emily has written about art, entertainment, and pop culture.