<P> In computer networking, telecommunication and information theory, broadcasting is a method of transferring a message to all recipients simultaneously . Broadcasting can be performed as a high level operation in a program, for example broadcasting Message Passing Interface, or it may be a low level networking operation, for example broadcasting on Ethernet . </P> <P> All - to - all communication is a computer communication method in which each sender transmits messages to all receivers within a group . This contrasts with the point - to - point method in which each sender communicates with one receiver . </P>

What form of communication is sent from only a single sender to many receivers