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Concept of network |
Communication Devices |
Transmission Media |
Advantage of network |
Disadvantage of network |
DEFINITION OF COMMUNICATIONS DEVICES
Hardware component that enables a computer to send and receive data, instructions, and information to and from one or more computers.
EXAMPLES
| Terms |
Definition |
 Modem
|
A
device that enables a computer to communicate over analog networking
media such as connecting the Internet via telephone lines. |
 Router
|
A
device that connects multiple networks together; routes packets to
their next location in order to efficiently reach their destination. |
 Switch
|
A device used to connect multiple devices on a single network; forward packets to only intended recipient. |
 Wireless Access Point
|
A device on a network that connects wireless devices to that network. |
 Hub
|
The device that provides a common central connection point for nodes on network |
 Network Interface Cards (NIC)
|
An expansion cards through which a computer can connect to a network. |
DEFINITION OF PORTABLE COMMUNICATIONS DEVICES
A communication devices that can be carried and transported easily by a person.Example, Mobile phones, GPS System, Bluetooth.
