Networking
WHAT IS NETWORKING? The collection of interconnected computers is known as networking. TYPES OF NETWORK? -LAN(Local Area Network) -PAN(Personal Area Network) -MAN(Metropolitan Area Network) -WAN(Wide Area Network) NETWORKING DEVICES:- -Node/Workstation/Client:- Individual computer in a network. -Server:- Main computer in a network. -Hub:- Device used to connect 25-30 computers together. Hub is an broadcast device. -Switch:- Device used to connect 80-100 computers together. Switch is an unicast device. -Bridge:- Device used to connect two similar networks(topologies). -Router:- Device used to connect dissimilar networks (topologies). -Gateway:- Gateway is a "Backbone Of Networks". -Repeater:- Device that is used when distance between two computers is more than 70 metres. -Modem:- used to provide internet facility to the network.