Answer Posted / shajin.a.xavier

Multithreading is the mechanism in which more than one
thread run independent of each other within the process.
wait (), notify () and notifyAll() methods can be used for
inter-thread communication and these methods are in Object
class. wait() : When a thread executes a call to wait()
method, it surrenders the object lock and enters into a
waiting state. notify() or notifyAll() : To remove a thread
from the waiting state, some other thread must make a call
to notify() or notifyAll() method on the same object.

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