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?
When a lot of changes are required in data, which one should be a preference to be used? String or stringbuffer?
How can an exception be thrown manually by a programmer?
How we can execute any code even before main method?
Can we call a non-static method from inside a static method?
Why strings in java are called as immutable?
What is the difference between an inner class and a sub-class?
Is it compulsory for a try block to be followed by a catch block in java for exception handling?