What are the two categories of data types in the java programming language?
What is the unit of plancks constant?
How do you use spaces in java?
Why does abstract class have constructor?
Is string pool garbage collected?
What are the different types of collections in java?
What are mutable classes?
How does class forname work in java?
Given a singly linked list, how will you print out its contents in the reverse order? Can you do it with consuming any extra space?
What is regex in java?
Can an interface be defined inside a class?
What is the final keyword in java?
What is scope of a variable?
How to instantiate member inner class?
What is final int?