What about abstract classes in java?
What about main thread in java?
I want to persist data of objects for later use. What’s the best approach to do so?
What about main() method in java ?
What is a local class in java?
What about features of local inner class?
Can we instantiate interface in java?
Which api is provided by java for operations on set of objects?
What access modifiers can be used for variables?
Explain wait() method of object class ?
Can we cast any other type to boolean type with type casting?
What about interthread communication and how it takes place in java?
What about static nested classes in java?
What are static blocks in java ?
What about method local inner classes or local inner classes in java?