IS-COM
4.A brief introduction is provided about COM(component object model) technology,automation and active DLL based on COM,and hardware identification and encryption technology.
5.To implement and simplify conventional video frequency transmission method, a video frequency transmission system based on NetMeeting & COM (NM COM) is implemented by using COM C Component Object Model) and NetMeeting SDK (Software Development Kit).
6.It is an economical way of com-municating locally, nationally and internationally.
8.The use of ATL to create COM server and COM client are presented, further the binary compatibility of COM component is explained. The main application of COM is Server/Client mode. Both MFC ATL can also develop COM server, but there are special advantage to use ATL framework which is designed by ActiveX Template Library to developing COM object.
9.SuperMap Objects is a GIS-component software based on ActiveX/COM technology.

