The nodes on the original internet system were large corporations marketing companies educational institutions military bases

Ans: military bases The Internet was first invented for military purposes, and then expanded to the purpose of communication among scientists. United States Federal Government in the 1960s attempted to build robust, fault-tolerant communication via computer networks.The ARPANET project led to the development of protocols for internetworking, by which multiple separate networks could be joined into a single network of networks. ARPANET development began with two network nodes which were interconnected between the Network Measurement Center at the University of California, Los Angeles (UCLA) Henry Samueli School of Engineering and Applied Science.