Computer Networking -- Multiple Answers are Possible

014. In a client/server architecture a) a client always has a permanent IP address b) a client initiates the connection c) a client can communicate directly with another client d) a client may be intermittently connected 015. In TCP, a welcoming socket is (a) used by the server to receive incoming request from a client (b) closed by the server when interaction with that client is completed (d) all of the above 016. The application layer in the Internet (TCP/IP) protocol stack a) is where the OSI session layer functionality resides, if it is present b) is no more no less than the OSI application layer c) by design, always has more limited functionality than the OSI application layer d) never includes functionality equivalent to the OSI session layer