What is empty string literal in java?
What do you understand by abstract classes?
What does a boolean method return?
java is puerly object oriented or not ?
What is java console application?
What is difference between core java and java ee?
What is application tier?
What are the similarities between an array and an ArrayList?
What is t in generics in java?
What is a void method?
What is better - 'bit-shift a value' or 'multiply by 2'?
What are different exception types exceptions available in java ?
Explain creating threads by extending thread class ?