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Dive into the world of socket programming in Java and test your mettle with this interactive quiz! Socket programming opens doors for your Java applications to communicate and exchange data across networks.
This engaging quiz delves into core concepts critical to establishing socket connections in Java. Are you a seasoned developer looking to refresh your knowledge, or a curious beginner eager to embark on your socket programming journey?
This quiz caters to both ends of the spectrum, offering a valuable tool to assess your understanding and pinpoint areas where you might require further exploration.
By tackling these questions, you’ll gain valuable insights into the fundamentals of creating sockets, binding them to ports, initiating connections, and effectively managing data flow. So, sharpen your skills, test your knowledge, and embark on a rewarding learning experience with this socket programming quiz!
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Question 1 of 15
1. Question
Which of the following is the correct syntax for socket connection ?
CorrectIncorrect -
Question 2 of 15
2. Question
class Program {
public static void main ( String args [ ] )
{
Socket socket;
DataInputStream input;
DataOutputStream output;
input = DataInputStream (System.in);
Program {
Socket socket = new Socket(“127.0.0.1”, 5000);
System.out.println(“Established”);
}
Program p = new Program();
}
}
The given program is an example of which type of Socket programming ?
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Question 3 of 15
3. Question
Which of the following is the correct syntax to accept a socket connection ?
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Question 4 of 15
4. Question
Which of the following is not used in a socket connection ?
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Question 5 of 15
5. Question
class Message {
public static void main ( String args [ ] )
{
String servername = “servername”;
int port = portnumber;
Socket client = new Socket(servername,portnumber);
OutputStream out = client.getOutputStream();
DataOutputStream stream = new DataOutputStream(out);
stream.write(“Message for client”);
InputStream in = client.getInputStream();
DataInputStream input = new DataInputStream(in);
System.out.println(in.ReadUTF()):
client.close();
}
}
What is the output of the program ?
CorrectIncorrect -
Question 6 of 15
6. Question
class Exception {
public static void main ( String args [ ] )
{
void Connection()
{Socket socket = new Socket(5021,”126.4.3.1”);
System.out.println(“Connection is established”);
}
}
}
What is the error in the program ?
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Question 7 of 15
7. Question
Which of the following methods are used to send the data through the data Stream ?
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Question 8 of 15
8. Question
class Function {
public void method(String Address, double Port)
{
Socket socket = new Socket();
DataInputStream input = new DataInputStream();
System.out.println(Address,Port);
}
class Main {
public static void main ( String args [ ] )
{
Function f = new Function();
f.method(“127.1.1.9”,8765);
}
}
What is the output of the program ?
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Question 9 of 15
9. Question
class Example {
public static void main ( String args [ ] )
{
throws IOException {
Socket socket = new Socket(3278);
InputStream input = socket.InputStream();
DataInputStream in = new DataInputStream(input);
input.close();
in.close();
socket.close();
catch(UnknownHostException exception)
{
System.out.println(exception)
}
}
What is the output of the program ?
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Question 10 of 15
10. Question
Which of the following is used to close the socket connection ?
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Question 11 of 15
11. Question
class SimpleClient {
public static void main ( String args [ ] )
{
throws IOException {
Socket socket = new Socket(“host”,3278);
InputStream input = socket.InputStream();
DataInputStream in = new DataInputStream(input);
String string = new String(in.ReadUTF());
System.out.println(string);
input.close();
in.close();
socket.close();
}
}
What is the output of the program ?
CorrectIncorrect -
Question 12 of 15
12. Question
class Main {
public static void main ( String args [ ] )
{
Address host = Address.getLocalHost();
Socket socket = null;
ObjectOutputStream out = null;
ObjectInputStream in = null;
for(int i=0; i<3;i++){
socket = new Socket(host.getHostName(), 4357);
oos = new ObjectOutputStream(socket.getOutputStream());
System.out.println(“Server request sent”);
if(i==2)out.writeObject(“exit”);
else out.writeObject(“”+i);
in = new ObjectInputStream(socket.getInputStream());
String message = (String) ois.readObject();
System.out.println(“Message: ” + message);
in.close();
out.close();
}
}
What is the function of the given program ?
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Question 13 of 15
13. Question
Which of the following classes are used for socket programming in java ?
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Question 14 of 15
14. Question
class SocketProgramming {
public static void main ( String args [ ] )
{
String servername = “126.9.0.3”;
int port = 4531;
Socket client = new Socket(servername,portnumber);
OutputStream out = client.getOutputStream();
DataOutputStream stream = new DataOutputStream(out);
System.out.println(stream.write(“welcome client”);
InputStream in = client.getInputStream();
DataInputStream input = new DataInputStream(in);
System.out.println(in.ReadUTF()):
client.close();
}
}
What is the error in the program ?
CorrectIncorrect -
Question 15 of 15
15. Question
class Client {
public static void main ( String args [ ] )
{
long port;
String address;
public void method ( address , port )
{
Socket socket = new Socket( address , port );
System.out.println(“Connection is established in this “ + address + “ using this “ + port “);
}
method(“130.0.0.2”,4329);
}
}
What is the output of the program ?
CorrectIncorrect
Summary:
So how did you fare on the Java socket programming quiz? This quiz covered the essential syntax for creating socket connections, including specifying IP addresses and port numbers.
By attempting the quiz, you’ve gained valuable insights into your grasp of this fundamental aspect of socket programming. Remember, effective learning is an ongoing process. Explore additional resources like online tutorials, practice problems, and online communities to solidify your understanding and delve deeper into the exciting world of Java socket programming.
