19.How is the TCP/IP protocol related to information transfer on the Internet?
The TCP/IP protocol determines how messages are formatted, compressed and error-checked, and how they are addressed so that they reach the correct destination in the correct order and format. TCP establishes the connections between sending and receiving computers, and it handles the assembly of packets at the point of transmission and their reassembly at the receiving end. IP provides the Internet’s addressing scheme, and is responsible for the actual delivery of the packets