Answer Posted / prasad

A constructor is a method.it used to custom intialization
for an object.constructor name and class name is same.
consructor should not return any value not even void also.
A constructor will Executed at the time of initialization of
an object.
Different types of constructors:
--------------------------------
1)default constructor
2)parametarized constructor
Ex:


class sum{
int a,b;//instance variables
sum(int a,int b){
System.out.printl("sum of two numbers="+(a+b));
}
}
class Example{
psvm(String s[])throws Exception{
sum s=new sum(10,10);
}
}
o/p:sum of two numbers=20
/*here the constructor will be executed at the time of
creating the object*/

What is jdk for netbeans ide?

1102

---

What is jersey in java?

1014

---

What is entitymanager in java?

1080

---

Define network programming?

1205

---

Name primitive java types.

980

---

Which framework is best for rest api java?

1029

---

In java what is the difference between sleep() and wait() .

1048

---

What are the rules regarding quotation marks?

1021

---

Which is more secure: java or activex? : java security

975

---

In java thread programming, which method is a must implementation for all threads?

1074

---

Is java singleton thread safe?

922

---

What is injection in java?

992

---

What is the difference between map and flatmap in java?

976

---

What is the java virtual machine (jvm)?

1135

---

What is stateless object in java?

1014

---