What will be the output of the following Java code?

What will be the output of the following Java code?

What is the order of variables in Enum?

Can we create an instance of Enum outside of Enum itself?

What will be the output of the following Java code?

If we try to add Enum constants to a TreeSet, what sorting order will it use?

What will be the output of the following Java code snippet?

What will be the output of the following Java code snippet?

What will be the output of the following Java code snippet?

Which method returns the elements of Enum class?