COMPUTER NETWORK

A computer network means two or more computer connected with each other to share data,hardware, software,and other resources. Other resources include printers,hard disks,CD drive etc.Telephone lines,cables,satellite lines, radio waves and other communication techniques interconnect computers in the network.
computer networking technology has become the most explosive area of growth in the entire computer industry.Today mote and more computers are being connected into computers networks.The value of the computers connected to a network increases exponentially with the number of machines connected to it.

• Computer network is a communication system connecting two or more computers that work together to exchange information and share resources.It includes network data network adapter card to translate the data between the computer and the network media a network operating system to enable a machine to participate in the network and a network protocol to control the network communications.

ADVANTAGES OF COMPUTERS NETWORK
computers in a network can access network connected hardware devices like printers,disk drives etc.
Information van exchange tepidly In computer network
Computers in a network system share different software packages
Data can he accessed by computers of the network
DISADVANTAGES OF COMPUTERS NETWORK
failure of server stops application being available
Network failure cause kissoff data
User work dependents upon network
User work dependents upon network
System opens to hackers
Proper maintenance of a networks computers requires considerable tome and expertise