One Comment on “Which of the following is an example of OSI model layer 4?”

1. tekj says:

   July 12, 2014 at 9:34 am

   TCP works at the Transport Layer 4. IP works at Network layer 3.

   TCP/IP refers to a suite of protocols.

   Answer B: should be “TCP”

   4. Transport layer
   TCP · UDP · SCTP · DCCP · SPX
   3. Network layer
   IP (IPv4 · IPv6) · ICMP · IPsec · IGMP · IPX · AppleTalk · X.25 PLP

   
   
   
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