Why we cannot override static method?
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How a variable is stored in memory?
What does super()represent, and how is it used in Java?
write a program to create an arraylist with string(add,remove) operation.and value should be enter through keyboard.
when asub class inherits a super class and overrides a public method of super class in sub class(public method in super class). why these methods needs to be public in sub class. (otherwise compile time error).
What is method Overloading in the perspective of OOPS?
Why generics are used in java?
What is passed by reference and pass by value ?
How does finally block differ from finalize() method?
What is an eror in java?
What is the Set interface?
what are Checked & Unchecked exceptions ?
how tha garbage collector know that the object will be deleted? on which algorithm the garbage collector works? what is the working principle of garbage collector? How manay types of garbage collectors r there?