What are reference variables in java?
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What is == in java?
List down the methods and interfaces of collection class in java.
What are the differences between heap and stack memory?
Why we override equals() method?
String Reverse in Java...!
What is java object name?
How to find the index of the largest number in an arraylist java?
java is pure object-oriented programming language?why it is platform independent.
What is hashmap and map?
How GC (Garbage Collector) knows the objects reference is unused.Whether GC removes the unused object Parmanently or it maintains something.
Can u write constructor in abstract.If yes den when it will be invoked.
what is jndi?