Un-Answered Questions { OOAD }

What is single and multiple inheritance?

758


Explain what is single and multiple inheritance?

739


What is meant by overloading functions and operators?

757


What is abstraction? How does it differ from encapsulation

712


Explain what is polymorphism?

809


What is bootstrap, extension and system class loader? Or can you explain primordial class loader?

721


What are inner classes and what is the practical implementation of inner classes?

675


What is the use if instanceof keyword?

786


What is a constructor in class?

781


What is the use if instanceof keyword? And how do refer to a current instance of object?

725


What is bootstrap, extension and system class loader?

698


Can constructors be parameterized?

744


Define exceptions?

691


Can you explain primordial class loader?

664


What's the main difference between arraylist / hashmap and vector / hashtable?

742