What is the function of pure virtual functions?
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Difference between class and an object?
Can constructors be parameterized?
Tell me something about abstract classes?
What is the difference between multiple and multilevel inheritance?
Explain the meaning of object in object oriented programming?
What is Polymorphism?
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What is an abstract property. Give an example?
Explain about instance in object oriented programming?
Are constructors inherited? Can a subclass call the parent's class constructor? When?
How many methods do u implement if implement the serializable interface?
Why we use oops concepts? What is its advantage?
What is the difference between abstract & interface?