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Java Networking: Sockets and Interfaces

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Questions and Answers

What is the advantage of Java Networking mentioned in the text?

Enhanced memory management
Real-time data sharing
Resource sharing and centralizing software management (correct)
Improved graphical user interface

Which type of protocol does Java use for connection-based communications?

UDP
SMTP
FTP
TCP (correct)

What does a socket represent in network terminology?

A storage location for incoming data
An interface for operating system commands
A networking device that routes traffic between different JREs
An endpoint for communication between two processes on the network (correct)

In Java networking, what establishes a connection to another process?

Stream-based communications (A) Signup and view all the answers

What is the main characteristic of a datagram?

No guarantee of content, arrival, or arrival time (B) Signup and view all the answers

Which constructor of the DatagramSocket class is used to create a socket and bind it with a specified port number and host address?

DatagramSocket(int port, InetAddress address) (A) Signup and view all the answers

What is the main characteristic of Java DatagramPacket class?

No guarantee of packet delivery or order of arrival (C) Signup and view all the answers

Which constructor of the DatagramPacket class is used to send the packets to the specified port number on the specified host?

DatagramPacket(byte[] buf, int length, InetAddress address, int port) (C) Signup and view all the answers

What is the purpose of using multithreading in the server?

To establish multiple connections with different clients simultaneously (A) Signup and view all the answers

What does the DatagramPacket class represent?

Short-lived envelopes for datagram messages (A) Signup and view all the answers

How does connectionless transmission with datagrams work?

No connection is maintained, and messages are sent as packets (D) Signup and view all the answers

What does the serverSocket.accept() method do?

Establishes a connection with a client (B) Signup and view all the answers