What is immutable state?
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What is the effect of keeping a constructor private?
class{ ... ... interface myinterface{ ... ... } abstract class{ .. .. } ... .. .. } is this possible to write "Interface and/ or Abstract class inside a class ? if possible whcich one is possible is only interface? is only abstract?
what should do when using multiple catch() block & what should never do for the same?
How many types of string data types are there?
What is OOPs & Why?
Explain what access modifiers can be used for variables?
Is boolean a data type in java?
Explain access modifiers in java.
What is polymorphism and what are the types of it?
What is jvm? Why is java called the platform independent programming language?
What is jit and its use?
How to restrict a member of a class from inheriting by its sub classes?