Explain what is object oriented programming language?
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Can we have a default method definition in the interface without specifying the keyword "default"?
How do I make sure that an object is released in code such as a connection or file object?
What is inheritance?
What is the function of dynamic typing?
What is composition? Explain the purpose of composition.
What is a default method? Why do we need default methods in java 8 interfaces?
If there is a conflict between base class method definition and interface default method definition, which definition is picked?
What is the default access specifier in a class definition?
Why do we use oops concepts? What is its advantage?
Can we access interface static method using interface references?
What is the difference between a class and an object?
How do we implement serialization actually?