Different Custom Controls in Asp.net2.0

They are 3 primary custom control in Asp.net2.o 1)User control : A user Control is a template Control that provide extra behaviour to allow consitent control added to the user control in GUI .This control is added to the user control template file i.e ascx 2)Custom Web control : A custom web control is control that inherits from a web control.Write all the code for Rendering the control or inherit from existing web control and provide extra behaviour. 3)Composite control : A custom web control that can contain constiuent controls.The constiuent control are added to composite control via code to class file that defines the control.The class file compiled to a .dll