what is difference between abstract factory and factory
design patterns?
Can you sort a string in java?
how to one war file class to another war file class?
How can we handle runtime exceptions? write one sample program? Can we write runtime exceptions beside the throws key word? if yes write sample program?
Why is a constant variable important?
How is it possible in java programming for two string objects with identical values not to be equal under the == operator?
Why should we create an object? what is a need of it? Apart from access members of a class i want what is a need of object what does it contain?? In normal class to access any member of thaht class we create object where as for static class we access its members using class name. what is a difference between them... thanks in advance.
what is difference betwwen hashmap and hashtable ?
Explain Method Overloading in Java.
Why Over riding is Run Time Polymorphism?
Class A extends Class B but Class A also inherit Super Class Object so it is multiple inheritence give reason in support of your answer
what is meant wrapper classes?
What is protected and friendly?