Which is illegal identifier in java?
There are 2 methods in a class. Both have the same method signature except for return types. Is this overloading or overriding or what is it?
Explain different ways of creating a thread. Which one would you prefer and why?
What about main thread in java?
What is an image buffer?
How will you load a specific locale?
Define an applet in java?
How can we avoid including a header more than once?
What is nested class?
What is a lock or purpose of locks in java?
What is an class?
Why sleep()is in Thread and wait() in Object class? Why can't I have both in one class or vice versa?
what are class,constructor and primitive data types?