Data communication and computer networks pdf in hindi

вќ°вќ° This App has been prepared for the computer science graduates to help them understand the basic to advanced concepts related to Data Communication and Computer Networking. 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. Smartworld.asia Specworld.in Data Communication Lecture Notes 1 fSmartworld.asia Specworld.in About the Tutorial This tutorial gives very good understanding on Data Communication and Computer Networks. The device that transmits the data is known as source and the device that receives the transmitted data is known as receiver. в–є The meanings of source and receiver are very simple. Data communication is said to be local if communicating devices are in the same building or a similarly restricted geographical area.вњґ It represents an agreement between the communicating devices. includes providing telephone voice and data communications services. A protocol is a set of rules that govern data communications. вњґ Data communication refers to the exchange of data between a source and a receiver. screen from outside the IHB computer network (such as your home computer).

Data communication and computer networks pdf in hindi