1)What is Constructor?
2)What is default constructor?
3)Constructor Overloading:
4) What is method overloading?

5)Can we overload main method in java?
6) What is method overriding?
7)Can we override final methods in java?
Q) What is method overloading?
8)What is Method Hiding?
Q)DIFFERENCE B/W METHOD OVEERIDING AND HIDING?

9)Can we override static methods in java?
10)Can we override main method in java?
11)What is this keyword?
12)what is super keyword
13) What is API?

14)Differences between interface and abstract class?

15)What is polymorphism?
16)What is Inheritance?
17) What are the inheritance not support by java?
18) Why java does not support multiple inheritance?
19) What is Has-A relationship
20)What is marker interface?
21) What is inner class?
22)What is package?

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The detailed answer for the above question is provided below 1What is Constructor Constructor is a special method which is used to initialize an object ex Test tnew Test Having same name as class name ... View the full answer