Can encapsulation be called as a security device?
What is data abstraction? what are the three levels of data abstraction with Example?
State two differences between an object and a class.
What is the benefit of Composition over Inheritance?
What is the abstract method modifier?
What is the @functionalinterface annotation?
What are the limitations of inheritance?
Explain persistence?
Explain the concept of multiple inheritance (virtual inheritance). Write about its advantages and disadvantages?
What is a final variable?
Can you call the base class method without creating an instance?
What is the syntax of object oriented method call?
What is the difference between an interface and abstract class?