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In java, how we can disallow serialization of variables?
What are loops in java?
Why runnable interface is used in java?
How garbage collection is done in java?
There are two classes named classa and classb. Both classes are in the same package. Can a private member of classa can be accessed by an object of classb?
What is the base class in java from which all classes are derived?
Can we declare a class as abstract without having any abstract method?
Which of the following classes will have more memory allocated?
Does importing a package imports its sub-packages as well in java?
How objects of a class are created if no constructor is defined in the class?
Give an example of use of pointers in java class.
I want to persist data of objects for later use. What is the best approach to do so?
What is the purpose of static methods and static variables?
What are java packages?
How can you generate random numbers in java?
