What is a void method?
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Is ++ operator is thread safe in java?
write a program to create an arraylist with string(add,remove) operation.and value should be enter through keyboard.
What is a variable declaration?
What does @param args mean in java?
Explain the different forms of polymorphism?
What is character in data type?
Name the packages in JDK?
Can a abstract class be declared final?
What is Gang of four design patterns
What are the four integer types supported by java?
How do constructors use this() and super()?
How to sort the elements in HashMap