Why is string builder not thread safe?
Differentiate Vector and ArrayList?
Explain about wait() method?
Is int a class in java?
Assume a thread has lock on it, calling sleep() method on that thread will release the lock?
why are there separate wait and sleep methods? : Java thread
Explain what access modifiers can be used for methods?
Can Applet have constructors?
Which is easier .net or java?
what is mutual exclusion? How can you take care of mutual exclusion using java threads? : Java thread
What are exceptions
Is map sorted in java?
what are depricated methods in threads and explain the lifecycle methods