Things to Know( By: Chirag Patel)

  What is computer networking? Computer networking refers to interconnected computing devices that can exchange data and share resources with each other. These networked devices use a system of rules, called communications protocols, to transmit information over physical or wireless technologies. Network computer devices that originate, route and terminate the data are called  network nodes . [1] Nodes can include  hosts  such as  personal computers ,  phones , servers  as well as  networking hardware . Two such devices can be said to be networked together when one device is able to exchange information with the other device, whether or not they have a direct connection to each other. Computer networks differ in the  transmission medium  used to carry their signals, the  communications protocols  to organize network traffic, the network’s size,  topology  and organizational intent. Computer networks support an enormous number of  applications  and  services  such as access to t