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BASIC CONCEPT OF NETWORK, Collection of computer and devices (nodes)…
BASIC CONCEPT OF NETWORK
Examples
PC,laptop,notebook,server,network printers,plotters,scanners,routers,switches and smartphone
Basic hardware components of network
Hub/Switches/Routers
Transmission media
Computer
Repeater
Network Interface Card (NIC)
Wireless Access Point
Main component
Transmission media
Communication devices
Computers
Transmission media that consist of materials or substances capable of carrying one or more communications signals
Wired transmission media: use wire,cable and other tangible materials to send communications signal
Coaxial cable
Fiber optic cable
Twiested pair cable
Wireless transmission media: use air or space to send communication signals
Broadcast radio
Cellular radio
Infrared
Microwave
Communication Satellite
Communication devices
Definition: Any type of hardware capable of transmitting data,instructions and information between a sending device and a recieving device
3.Wireless modem
4.Network cards
2.Digital modems
5.Wireless access points
6.Routers
7.Hub/Switches
1.Dial up modem
Collection of computer and devices (nodes) connected together via communication devices and transmission media