cn question

Question

Which of the following addresses is used to deliver a message to the correct application program running on a host?

(A) Port
(B) IP
(C) Logical
(D) Physical

Comments

port..

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Answer-Port.

Port number is a way to identify a specific process to which an Internet or other network message is to be forwarded when it arrives at a server.

Each application can run only on a socket which is unique i.e. not used by other application.

Socket = IP Address+ Port number

So ports numbers provides you with so many sockets for an application to use.

Answer 1

option a port