20165327 2017-2018-2 "Java Programming" 9th Week study Summary

20165327 2017-2018-2 "Java program Design" 9th Week Study Summary Teaching Contents Summary 13th chapter (a) Study contents summary of the textbook

Understanding a URL class is an abstraction of a Uniform Resource locator, and an application that uses a URL to create an object is called a client program.
A network socket is a TCP protocol-based connected communication, where a socket connection is the socket object of the client and the server-side socket object that is connected by the input and output streams.
UDP-based communication differs from TCP-based communication in that UDP-based messaging is faster, but does not provide reliability assurance.
When you design a Broadcast datagram network program, you must add the host to the same class D address that will broadcast or receive the broadcast. The Class D address is also known as a multicast address.
RMI is a distributed technology that allows an application on one virtual machine (JVM) to invoke an object method on a JVM that resides on another network. RMI is a distributed technique.

20165327 2017-2018-2 "Java Programming" 9th Week study Summary