Explain java code for recursive solution's base case?
explain the concept of inheritance with an example?
When does a class need a virtual destructor?
What is math in java?
What is the console in java?
Iterator in the HashMap is fail-safe means what?
Define jre i.e. Java runtime environment?
How to perform bubble sort in java?
What is treeset and treemap in java?
What is the difference between super class & sub class?
question on Thread synchronization
How do you do exponents in java?
What is e java?