What is telecommunication?
The act of transferring data and information at a far distance for communication is called telecommunication.
What is LAN? Explain.
The interconnection of few computers with cables or small wireless media within a building viz small territory for the sharing of hardware and software resources is called LAN.
It is the basic unit of computer network. It is connected with cables within a small area. So, it has high data transmission speed. Also, wireless media is also used in LAN.