IAsyncResult result;
        Action action = () =>
        {
            Console.WriteLine("Action started!!");
            Thread.Sleep(2000); // Assume a long running operation here which might take more than 15000 ms as well, resulting in timeout
            Console.WriteLine("Now the action got completed!!");
        };

        result = action.BeginInvoke(null, null);

        if (result.AsyncWaitHandle.WaitOne(15000))
        {
            Console.WriteLine("Timeout didn't happen!!");
        }
        else
        {
            Console.WriteLine("Timeout happened!!");
        }


        Console.WriteLine("Main thread continues to work!!");