Variables Variables acts as a container for the user data. It is a named area that is allocated by the user and space will be allocated according to its datatype. Variable needs to be declared before using them. Value of variable can be changed any number of times during the execution of program. For example: int a; //declaring an integer type variable. a = 5; //assigning value to a variable. Local Variables : Variables that are declared inside a members are called Local Variables. Local variables are necessary to initialized.Their value is varied from object to object. * Only Final modifier is used with local keywords. * They can be initialized in static and instance block. * Stored inside stack memory. ...