Computer networks enable the sharing and central management of resources, information and applications across multiple devices in an scalable, secure fashion. Computer networks are an integral part of modern society and offer many benefits, including better collaboration and communication and also lower expenses, enhanced security and access to information and resources.
Networks are constructed from two primary elements, links and nodes. Nodes are devices that are networked, like printers, computers and file servers. They are able to communicate by using a standard set rules called communication protocol. Links connect these network nodes with optical or wired connections. A laptop that connects to a local network by using Wi-Fi is a node and is a link. Network switches and routers function as traffic police, directing data packets to their intended destinations in the most efficient way.
A wide-area network (WAN) utilizes bridges and gateways to connect a variety of local area networks. A WAN unlike a local network (LAN) is connected to global communication networks and the Internet. Students in Florida for instance, can teleconference on their computers with colleagues in Tokyo thanks to the connected WAN.
Computer networks help to streamline work processes and create a productive and collaborative workplace. Employees can save their documents to a server which is regularly backed up, instead of sending documents back-and-forth and resulting in lost files. They can also access standard versions of employee and customer manuals click here now through the network. This ensures accuracy and consistency.
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