Question

Consider socket API on a Linux machine that supports connected UDP sockets. A connected UDP socket is a UDP socket on which connect function has already been called. Which of the following statements is/are CORRECT ?

 I. A connected UDP socket can be used to communicate with multiple peers simultaneously. 

II. A process can successfully call connect function again for an already connected UDP socket. 

(A) I only 

(B) II only 

(C) Both I and II 

(D) Neither I nor IIs

Answer 1

Correct option is (B) II only

A process with a connected UDP socket can call connect again for that socket for one of two reasons: 

(1) To specify a new IP address and port. 

(2) To unconnect the socket.