Controls, components, and containers

A control on the other hand is a component that provides a UI. To do this you need to implement System.Windows.Forms.Control OR System.Web.UI.Control. So a control is basically a component that has visual properties. component is a class that implements the System.ComponentModel.IComponent interface or derives from a class that does You need a place to hold your components and controls. This is done in a Container. A Container is a class that implements the System.ComponentModel.IContainer interface