What is an immutable object?
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what is collections in java?
"we cannot create an object of interface but we can create a variable of it".diacuss the statement with the help of an example.
What is one third plus one third as a fraction?
How to create an instance of a class if the class has private constructor?
Can substring create new object?
How do you override a method in java?
What is the purpose of final keyword and when to use it?
Describe inheritance as applied to java?
What do you mean by exception handling in Java?
What is the symbol for line break?
What are blocks?.
Define array. Tell me about 2-D array.