How do you pass by reference?
Is logger a singleton?
Can we declare main () method as non static?
How do you write methodology?
Can we define constructor in inner class?
How do you define a parameter?
How many types of design patterns are there?
What is functional interface in java?
What is consumer in java?
What is method reference?
What is consumer interface?
What are the legal parameters?
What are parameters in a method?
Can inner class extend any class?
What is function and method in java?