Which of the following protocols operates at Layer 4 of the OSI model?

Posted by: Pdfprep Category: N10-007 Tags: N10-007 exam questions, N10-007 practice exam, CompTIA Network+ Post Date: November 22, 2020

Which of the following protocols operates at Layer 4 of the OSI model?
A . TCP
B . ARP
C . IMAP
D . POP3

Answer: A