Define iterator and methods in iterator?
Explain access specifiers?
Why Java is not pure Object Oriented language?
Why generics are used in java?
How many bits is a double?
What is a blocking method in Java?
What is the benefit of inner / nested classes ?
What do you meant by active and passive objects?
Can singleton class be serialized?
Can You Have Virtual Functions In Java?
Difference between string, string builder, and string buffer?
Which is the best sorting technique in java?
What is the memory leak in java?
What methods are used in Servlet?Applet communication?
Can a main method be declared final?