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What is OOPS(Object Oriented Programming)?

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What is the difference between procedural and object-oriented programs?

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What is the difference between Assignment and Initialization?

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What is OOPS(Object-Oriented Programming) principle?

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What is encapsulation principle?

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Explain the Inheritance principle.

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Explain the Polymorphism principle.

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Explain the different forms of Polymorphism.

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What are Class, Constructor and Primitive data types?

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What is an Object and how do you allocate memory to it?

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What is the difference between constructor and method?

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What are methods and how are they defined?

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What is the use of bin and lib in JDK?

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What is casting?

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How many ways can an argument be passed to a subroutine and explain them?

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What is the difference between an argument and a parameter?

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What are Access Specifiers available in Java?

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Describe the wrapper classes in Java.

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What is the class variables ?

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Why there are no global variables in Java?

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What is the difference between class variable, member variable and automatic(local) variable

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When are static and non static variables of the class initialized?

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When are automatic variable initialized?

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What is method Overriding?

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What restrictions are placed on method overriding?

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What is Method overloading?

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What restrictions are placed on method overloading?

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What is the difference between Overloading and Overriding?

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Can overriding methods have different return types?

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Can constructors be overloaded?

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If you use super() or this() in a constructor where you us it in the constructor?

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