What is pre increment and post increment in java?
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why pointer is not used in java?
Is array primitive data type in java?
What is escape analysis algorithm in JVM and how garbage collection actually worked n how it transfer the objects from one kind of space to other?
What is the use of toarray () in java?
What is the difference between the jdk 1.02 event model and the event-delegation model introduced with jdk 1.1?
Why do we need singleton?
What are methods of a class?
How to call one constructor from the other constructor ?
Differentiate between static and non-static methods in java.
1).Is Object class abstract or not? 2).Is main method(public static void main(String args[])low priority thread or high priority thread?
Java violates few objected oriented concepts. Can you explain in what way?
What is a layout manager?