Friday, July 11, 2014

COMMUNICATION DEVICE




A communication devices is piece of equipment or hardware designed to move information or data from one place to another which is allowing one computer device communicate with another.


TYPES OF COMMUNICATION DEVICES.


Hub is a device that used for connecting wired computers or devices on a Local Area Network (LAN). A hub provides a common connection point for nodes on a star network.
 Modem is a device that enable to transmit computer data over telephone or cable line. Modem converts digital signals from computer into analog signals to send over the phone lines and converts the phones analog signals into digital for the computer.


Router is a device that computers and transmits data to its correct destination on the network. A router allows multiple computers to share a single high-speed internet connection.






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