Communication Media & Devices

Wireless network: A wireless does not use cables. It uses infrared or microwave radio signals to transmit and receive data. Wireless network are used where cables are inconvenient, for eg. If the network is created among building separated by streets. They are usually more expensive than cable-linked network. Cellular network: Some cellular phones are use […]

Efficient data communication

Efficient data communication must be Accurate Timely Cost effective Data communication allows users to transmit and receive data and information. The term media is the collection name for material s(tape, paper, disk) used to hold or transmit data. Communication media refers to the material used to transmit data and includes cables, fibre-opitc cable, radio waves […]