Basic HTML version of Foils prepared Aug 14 1997

Foil 15 COM/DCOM/ActiveX in a Nutshell - II

From JavaBeans CORBA ComponentWare UC Web applications Certificate -- Aug 11,14 97. by Geoffrey C. Fox, Wojtek Furmanski


ActiveX controls have, like JavaBeans, properties that can be queried and modified, a user interface, a set of methods that can be invoked and finally it can generate and send events
JavaBeans can be wrapped into ActiveX components that can be used in an ActiveX container
  • Similarly JavaBeans can be bridged to OpenDoc and CORBA
DCOM provides the following services:
  • Remote Object Creation
  • Remote Object Access
  • Transfer of data between machines using a machine neutral format called NDR (Network Data Representation)
  • Security (not necessary in COM which assumes single user PC) including authentication, authorization, data integrity and data privacy



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