User talk:Jayaraj MP

Computer Network is nothing but a group of computer systems which are linked for communication purpose. Computer Network is used to share the information and to make communication easier .It consists of five main aspects i.e., Sender, Receiver, Communication, Protocol and Data. Importance of Computer Network: •	Computer Network connected to more number of systems can share information. •	Computer Network allows interpersonal communications. •	Computer Network allows to share files and other data. •	Computer Network can share resources. •	Network is used to maintain data security. •	To establish Communication with one to one or one to many •	To exchange information •	Serves faster than any other data communication/transformation •	Reliability is high by having multiple resources of supply •	Cost can reduced by sharing hardware and software resources •	Flexibility is high because of chances to connect devices from various vendors •	To achieve The accuracy and speed of data communication •	To reduce cost of communication •	To manage devices •	To monitor the systems which are stored in the •	To communicate safely •	Surety of data delivery •	To reduce the human effort for communication •	To deal with confidential data communication •	Sharing of resources leads to save the expenses. Computer network is mainly used in four fields and they are : 1.	Business Applications: Computer Network plays a major role in Business field, a business without the help of networks is of no use.Sharing of resources, and the other goal is to make all programs, equipment, & especially data available to the one on the network without regard to the physical location of the resource and the user Here a business company uses separate computer to update their status to their investors and thus when there is a need of collaborating the information the help of computer network serves its best. can provide a powerful medium of communication among the employees of a company. The computer network makes resource sharing, data availability and the makes the work easier and faster.


 * Business-to-Business
 * Business-to-consumer
 * Consumer-to-Consumer
 * Government-to-Consumer

2.	Home Application: Computer network are been used in home for entertainment and for sharing for information between systems which are connected. They are run on stand- alone computers.


 * Access to remote information
 * Interactive entertainment

3.	Mobile Applications: Network serves a huge amount of contribution to mobile applications. Here network makes transfer of files through Bluetooth very simple and easy. It is similar to that of Business and Home applications. Here wireless networks makes things easy for booking a taxi, car and other payment of bills and so. Thus it makes our work easier.

4.	 Social Issues: Network also has its role to play in social issues. When a issue is been considered and the people has rights to respond to it through media and other communicative devices it creates a huge impact over a particular issue. Network also brings the dark side of a illegal issues into the lights through several media and it plays its part as a security constraints.