Activex control is a ready to use control.....

In our system there will be some inbuilt active x controls

given by the os, such as...windows media player ,calender

etc...thease controls can be used in any platform

(c ,c++,java,dotnet....).So we can also create the active x

controls that can be used anywhere in any

application...using actrive x controls in vc++ is very easy

refer to an example by browsing in google