The purpose of a computer network is that of sharing resources and data between computer systems. Those shared resources would include that of data storage, printers and other devices. Computer networking allows the sharing of a feature such as a DVD player from one computer to another in the network that does not have a DVD player, as an example of shared resources.Continue Reading
The establishment of standardized network protocols enables the exchange to take place between personal computers and the server software. Several different network protocols can operate simultaneously with a proper design.
Network infrastructure also includes terminal servers, hubs, switches, routers, bridges and gateways. They move data through the computer network.Learn more about Internet & Networking
Wi-Fi networking gives you the freedom to add mobile devices in your network and share data or an Internet connection, but it can also allow outsiders to gain access to your network if your security is not sufficient. Wireless connections are also slower than wired connections and prone to interference from radio signals or other electronic devices. Weak Wi-Fi signals lead to slow data transfer or dropped connections.Full Answer >
The data link layer's primary function is to ensure data is received by the correct device in a network using hardware addresses, called MAC address, and then convert that data into bits for the physical layer to transmit. It also manages error notification, flow control and network topology.Full Answer >
People can get Wi-Fi in any location by using a portable hotspot, tethering data from a smart phone or using a municipal wireless network. Municipal wireless networks offer Wi-Fi over a large geographical area. Often customers pay for a subscription, but some cities offer this service at no cost.Full Answer >
The purpose of a network operating system is to support workstations, data sharing, application sharing, file sharing and printer access sharing among multiple computers in a network. A network operating system is used to run computers that act as servers.Full Answer >