COMPUTER NETWORKING

Detailed explanation-1: -A network is created when one device is connected. A computer virus can only be transferred to another computer via a disk. The type of cable used inside most homes for telephone service is twisted-pair wire. The Internet is an example of a LAN.

Detailed explanation-2: -A network is a collection of computers and devices connected together via communications devices and transmission media. Many businesses network their computers together to facilitate communications, share hardware, share data and information, share software, and transfer funds.

Detailed explanation-3: -Routers are general-purpose devices that interconnect two or more heterogeneous networks. They are usually dedicated to special-purpose computers, with separate input and output network interfaces for each connected network.

Detailed explanation-4: -The router is given the IP address for your connection to the Internet and then assigns local IP addresses to each device in your network. These local addresses are often 192.168. 1.2-255. When accessing a local computer in your network, your router sends your TCP/IP packets between the local IP addresses.