can a COM interface be implemented by more than one COM class in the same COM component?

2 Answers   Cap Gemini, Honeywell,

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Write a JCL to copy only selected members from a partitioned data set to another partitioned data set. (Use: IEBCOPY)

1 Answers   Wipro,

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Define and explain COM?

8 Answers   Microsoft,

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Do COM keep track of all the object references(Accounting)?

3 Answers   Microsoft,

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Which tool is used to configure the port range and protocols for DCOM communications?

1 Answers  

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What are the purposes of AddRef, Release and QueryInterface functions

2 Answers  

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how you call a dll as a COM dll.

2 Answers  

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where can i use pmcmd commands of informatica

1 Answers  

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What should QueryInterface functions do if requested object was not found?

1 Answers  

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

0 Answers  

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How do we create dcom object in vb6?

0 Answers  

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What happens when client calls CoCreateInstance?

2 Answers   Cap Gemini,

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