Duplex or Full Duplex means that both ends of the communication circuit can send and receive the signals simultaneously. Telephone is an example of full duplex.
Half Duplex mean only one end can send at a time. E.g. When we chat on yahoo messenger or like walkie talkie.
Simplex mean communication can flow in only one direction. E.g. Radio.
Half Duplex mean only one end can send at a time. E.g. When we chat on yahoo messenger or like walkie talkie.
Simplex mean communication can flow in only one direction. E.g. Radio.