How can would you create an instance of the object in COM

Answer Posted / chandrasekharreddy siddamreddy

To create the instance of COM componet use the following
WIN32 APIs
To access the component that was there in local system use
following API
CoCreateInstance(clsid,NULL(used for
aggregation),CLSCTX_ALL,Interface_GUID,(void**)
&pRequestedInterface );

To access the COM componet remotely use the following API
CoCreateInstanceEx
(CLSID,NULL,CLSCTX_ALL,COSERVERINFO,Interface_GUID,MULTI_QI*
);

Is This Answer Correct ?    3 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Suppose we have object B and aggregated object C (in- proc server), created by B. Can you access any interface of B from C?

766


Can you explain what is dcom?

691


What is dcom?

698


Once I have developed the com wrapper do I have to still register the com in registry?

843


What is the use of com component in .net?

764


Can I use com components from .net programs?

793


Explain Futures of COM?

740


How to create an instance of the object in COM?

744


Does .net replace com?

724


What is reference counting in com?

716


Define and explain about COM?

804


how to call a dll as a COM dll?

901


How do we create dcom object in vb6?

876


Is dcom dead?

793


Suppose we have object b and aggregated object c (in- proc server), created by b. Can you access any interface of b from c? What?s the difference between aggregated and contained objects?

682