Question

Remember client-server connection implementation:

A

1 socket = socket(AF_INET, SOCK_STREAM)

2 socket.bind((ip,portNumber_))

3 socket.connect((name, portNumber))

B

1 socket = socket(AF_INET, SOCK_STREAM)

2 socket.bind((localIP, portNumber))

3 socket.listen(3)

a. What type of transport layer protocol is this?

b. What is section A ?

c. What is section B ?

d. Is it possible to remove a line of code from any section? Please give explanation.

e. In section B line 3, what is the meaning of “listen(3)”