C# difference autoresetevent manualresetevent

What is ManualResetEvent in C#? In our day to day programming with C# threading we come across the scenarios where we have to wait for signal of Working With ManualResetEvent in C#. Creating an Instance - We can create an instance of this signalling construct by passing true or false in the C# WaitHandlers - AutoResetEvent, ManualResetEvent, CountdownEvent. [TestFixture]. public class TestWaitHandle. { ManualResetEvent manual = new ManualResetEvent(false); AutoResetEvent auto = new AutoResetEvent(false); CountdownEvent countdown; [Test].