What is a telecomunications system? 1) a system that enables the transmission of data over public or private networks. 2) a communications, data exchange, and resource-sharing system created by linking two or more computers and establishing standards, or protocols, so that they can work together. 3) any network without a central file server and in which all computers in the network have access to the public files located on all other workstations. 4) a computer that is designed to request information from a server.