Is is possible to define our own functional interface?
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Can we have a default method definition in the interface without specifying the keyword "default"?
Can we use static method definitions in interfaces?
What is data encapsulation and what is its significance?
What is composition? Explain the purpose of composition.
Is @functionalinterface annotation mandatory to define a functional interface? What is the use of @functionalinterface annotation? Why do we need functional interfaces in java?
What are the limitations of inheritance?
What is the use of finalize method?
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Giving reasons explain two external responsibilities of a project manager.
Can you call the base class method without creating an instance?
How many methods do u implement if implement the serializable interface?
Explain what is object oriented programming language?