What is the purpose of garbage collection in java?
What is string and example?
What is flush () in java?
What is the use of default method in interface in java? Explain
what is main difference between architecture,framework and design pattren
What are the important methods of java exception class?
How to retrieve data from database in java using arraylist?
Can substring create new object?
Can I extend singleton class in java?
abstract class A{ int list []=new int [100]; A(int x,int y){ rondom n=new rondom(); for (int i==;i<100;i++); list [i]=x+r.next int(y-x+1); abstract sort (); abstract binary sarch(int temp); class B extends A{
Can I have constructor in Interface?
Explain heap sort?
Why cant we define System.out.println() inside a class directly?