Sunday, October 6, 2019

Data Communication and Its Components


1.      Communication
Communication is sending and receiving information between two or more persons.

2.      Telecommunication
Telecommunication is a system of transmission of sounds, images, texts or data in the form of electronic signals.

3.      Data Communication
Data communication is a process of transferring data electronically from one place to other using different transmission mediums. Eg. E-Mail, Chat and phone calls.

4.      Components of Data Communication.
i) Data         ii) Sender          iii) Medium       iv) Receiver      v) Protocol

5.      Medium
A path through which the sender makes communication to the receiver is known as medium.

6.      Protocol
Protocol is a set of rules by which computers on the network communicate with each other. E.g. TCP/IP, SMTP, HTTP etc.

No comments:

Post a Comment