What is an abstraction?
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Explain about the relationship between object oriented programming and databases?
Write a note on encapsulation?
What is the practical implementation of inner classes?
What are a base class, subclass, and superclass?
What are the different types of arguments?
Define Initialisation Purpose.
What is diamond inheritance problem? How java 8 solves this problem?
What is difference between class and interface?
Explain the abstract class modifier?
How many methods do u implement if implement the serializable interface?
Can a function be overloaded based on return types?
What is the main use of message metaphor in object-oriented programming?