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Java Sockets and Server Communication
Question 1
In Java socket programming, which class is used to listen for incoming client requests on the server side?
- A
Socket
- B
ServerSocket
- C
DatagramSocket
- D
SocketChannel
Question 2
Which protocol does a Java ServerSocket use by default?
- A
UDP
- B
HTTP
- C
TCP
- D
FTP
Question 3
Which of the following is a characteristic of a connectionless protocol?
- A
Requires handshaking before data transfer
- B
Packets are delivered reliably in order
- C
No dedicated connection is established
- D
Guarantees message delivery
Question 4
In socket programming, which method is used by the server to wait for a client to connect?
- A
open()
- B
connect()
- C
listen()
- D
accept()
Question 5
What happens if you don't close a socket after communication?
- A
It automatically closes itself
- B
It keeps consuming system resources
- C
It throws an exception immediately
- D
It terminates the JVM
Question 6
Which class in Java is typically used for UDP communication?
- A
Socket
- B
ServerSocket
- C
DatagramSocket
- D
SocketChannel
Question 7
In server socket programming, which line correctly binds the server to port 5000?
- A
new ServerSocket(5000);
- B
ServerSocket.bind(5000);
- C
ServerSocket.connect(5000);
- D
ServerSocket.listen(5000);
Question 8
In a typical Java TCP server-client communication, the client uses which method to initiate the connection?
- A
connect() method of ServerSocket
- B
open() method of Socket
- C
Socket constructor with server IP and port
- D
listen() method of Socket
Question 9
Which statement about TCP is true in the context of socket communication?
- A
TCP does not guarantee order of delivery
- B
TCP creates a dedicated connection between client and server
- C
TCP is faster but less reliable than UDP
- D
TCP uses connectionless transmission
Question 10
What is the role of InputStream and OutputStream in socket programming?
- A
Encrypt communication
- B
Handle file I/O
- C
Facilitate data transfer between server and client
- D
Detect connection drops
There are 10 questions to complete.
