Is singleton class immutable?
Is class is a data type?
What are the procedures?
How many ways can we create singleton class?
What are the different types of methodologies?
What are the five major types of reference sources?
What is difference between call by value and call by reference?
What are drawbacks of singleton class?
What is lambda expression in java?
Can we create an object of private class?
Can we extend singleton class?
What are the parts of methodology?
What are the different types of inner classes?
What are the 4 types of research methods?
Can private method static?