Ramchandra,
Welcome to Javaranch, a friendly place for Java greenhorns
You are asking three unrelated questions. It would be cool if you could post one topic for each question in the right forum.
Below, I suggest which forum would be most appropriate for each question, this way you would maximize your chances to get them answered.
How we make entitybean as database independent? why does we not implements Remote Interface and Home interface in bean class EJB and Other J2EE Technologies forum why does the java file give an exception if we give java file.class? Java in General (Beginner) forum I'm moving this
thread to the
EJB forum. Thank you for your comprehension
