how to write a program for sending mails between client and
server
What is are packages?
Explain polymorphism citing an example.
Define packages in java?
How can the checkbox class be used to create a radio button?
explain about casting of objects?
What do you know about the garbate collector?
Difference between method overloading and overriding.
abstract class Demo { public void show() { System.out.println("Hello I am In show method of Abstract class"); } } class Sample extends Demo { public void show() { super.show(); System.out.println("Hello I am In Sample "); } } public class Test { public static void main(String[] args) { //I WANT TO CALL THE METHOD OF BASE CLASS IT IS POSSIBLE OR NOT CAN WE USE SCOPE RESOLUTION OPERATOR TO CALL OR JAVA NOT SUPPORTED THAT :: OPERATORE } }
Is ResultSet class?
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What is an empty list in java?
Can we sort a map in java?
What is advantage of using threads?