Which one of these protocols requires a connection to be established before transmitting data?

Posted by: Pdfprep Category: 210-250 Tags: CCNA Cyber Ops, 210-250 exam questions, 210-250 practice exam Post Date: November 24, 2020

Which one of these protocols requires a connection to be established before transmitting data?
A . TCP
B . UDP
C . IP
D . OSPF

Answer: A