What Happens When Client Calls Cocreateinstance?

1.	What Happens When Client Calls Cocreateinstance?
Answer» Reads RootClassesProgId for the matching ProgID Reads RootClassesProgId for the matching CLSID. The CLSID is READ from the above step. From the CLSID key, the server type and image filename is known. Depending UPON the server type, it starts the server. Calls CoGetClassObject FUNCTION to get a HANDLE to the FACTORY object. Then calls createinstance on the factory interface to get the pointer to the derived object.

Answer»

Reads RootClassesProgId for the matching ProgID
Reads RootClassesProgId for the matching CLSID. The CLSID is READ from the above step.
From the CLSID key, the server type and image filename is known.
Depending UPON the server type, it starts the server.
Calls CoGetClassObject FUNCTION to get a HANDLE to the FACTORY object.
Then calls createinstance on the factory interface to get the pointer to the derived object.

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