dinesh Archive
Here I have categorized core java interviews questions and answers for fresher and experience developer in Basics of core java interview questions, OOPs interview questions, String Handling interview questions, Multi-threading interview questions, collection interview questions, …
This is very common question in core java interview for entry level programmer so let’s discuss some important point of difference as below: Difference between interfaces and abstract classes abstract class interface Abstract class may …
In java hashCode() and equals() methods have been defined in Object class which is parent class for java objects that means all classes in Java inherit these methods. Object class implements these methods for general …
In java main() method is special method, it is entry point for launching core java application not like servlet and other containers. In Core java application we run the application then JVM search for public …
Marker Interface in java is an interface with no fields or methods. It is used to instruct to the JVM for specific task or special behavior for those classes whose implementing marker interface. Marker interface …
Java is pass by value and not pass by reference i.e. Java copies and passes the reference by value, not the object. Thus, method manipulation will alter the objects, since the references point to the …
In hibernate session there are two methods for retrieving object from database one is get() and other load() method. These two methods have been used in the different situations but both are from Session interface …
