What is the use of a copy constructor?
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What is the size of int?
what are the states associated in the thread? : Java thread
Can we use catch statement for checked exceptions?
I want to store more than 10 objects in a remote server? Which methodology will follow?
What is the difference between checked exception and unchecked exception?
what is Dictionary? and what purpose it is used for?
What is a vararg?
What is import java util arraylist?
What is the difference between Object and Instance?
can any one tell me when do u go for inheritance and polymorphism
Explain thread life cycle in java?
Name few java 8 annotations ?