Defination of Network
A network is nothing more than two or more computers connected by a cable or by a wireless radio connection so that they can exchange information. Internet: The Internet is a huge amalgamation of computer networks strewn about the entire planet.
Sneakernet is where you copy a file to a flash drive or other portable storage device and then walk the data over to someone else’s computer. Network interface (an electronic circuit that resides inside your computer and has a special jack on the computer’s backside). Every computer connected to the network is said to be “on the network, node or endpoint” Online: Offline: Taking it down or bringing it up. local and remote