What is ip and tcp

Question

What is those 16 digit seperate with 3: mean

Answer 1

IP is Internet Protocol
TCP is Transmission Control Protocol

Answer 2

You may find answer in:-
1) https://www.tutorialgateway.org/c-program-to-search-an-element-in-an-array/
2) https://searchnetworking.techtarget.com/definition/TCP-IP
3) https://en.wikipedia.org/wiki/Transmission_Control_Protocol