Whether static method can use nonstatic members?
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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 Differentiate between abstraction and encapsulation.
Why use oops?
State some of the advantages of object oriented programming?
What are the problems faced by the developer using object oriented programming language?
Tell me something about abstract classes?
What is abstraction? How does it differ from encapsulation
What are the good practices to use while designing for reuse?
What are the different principle of OOPS?
Can we access interface static method using interface references?
Explain serialization and overriding?
Explain the usage of encapsulation?