What are Classes and Objects?
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Explain about parametric polymorphism?
What is the use if instanceof keyword?
Can constructors be parameterized?
Difference between composition and inheritance ?
Explain what is an object?
Differentiate between an abstract class and an interface?
What is meant by overloading functions and operators?
What is an abstraction and why is it important?
Explain about inheritance?
What is the diffrence between an abstract class and interface?
What interface must an object implement before it can be written to a stream as an object?
What is a try/ catch block?