Part 10 46 : What is Polymorphism? Answer : Polymorphism is ability using which we can create reference variables or methods which behaves differently in different programmatic context. Best example of polymorphism is human. We behaves differently with different people in different environment. Our behavior will be different when we meet to boss and meet … Read more
Part 9 41 : In java, What is return type of main method? Answer : Main method doesn’t have any return type. It is void. 42 : Can We Overload main method in java? Answer : Yes, Java class can have any number of main methods so it is possible to overload main method. But … Read more
Part 8 36 : What is the difference between the Constructor and Method? Answer : Main difference between the Constructor and Method is as bellow. Constructor : Name of the constructor must be same as class name. Constructor must not have any return type. It is used to initialize the state of an object. It is not … Read more
Part 7 31 : What is default value of local variable. Answer : There is not any default value of local variable. You must have to initialize it. View more details on local variables in java. 32 : Java support constructor inheritance? Answer : No, Constructor inheritance is not supported in java. View more details on constructor in java. … Read more