Is java call by reference?
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explain how many oops concepts available in java with realtime scenarios?
What is thread safe singleton?
What is class array in java?
What is pre increment and post increment in java?
This is related to threads. I have a class with synchronized method m1(). Can I create different instances of this class and execute the m1() for different threads?
What is difference between “==” and equals()?
Write a function to print Fibonacci series and Tribonacci series?
In case of inheritance what is the execution order of constructor and destructor?
What is formatted output?
What is static import in java?
When will we use them?
What is serialversionuid?