COM DCOM Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

COM DCOM Interview Questions

Questions Answers Views Company eMail

What happens when client calls CoCreateInstance?

Cap Gemini,

2 13620

What is the difference, if any, between OLE and COM?

3 15459

What is In-proc?

4 25490

Let?s assume 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?

3 5923

What is a moniker ?

3 9355

C is aggregated by B, which in turn aggregated by A. Our client requested C. What will happen?

2 7960

How to Use structs in COM interfaces when Automation compatibility is not an issue?

1 7500

Define and explain COM?

Microsoft,

8 31539

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

Microsoft,

3 11604

how you call a dll as a COM dll.

2 7130

When you call CoInitialize(NULL) function how it works internally.

8 19953

Differentiate normal DLL to COM DLL

Talisma,

7 23982

Futures of COM

MIT,

3 8432

how do you know it is general dll or com dll

5 11180

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

Wipro,

1 7773

Post New COM DCOM Questions

Un-Answered Questions { COM DCOM }

What are queued components?

1074

How to create an instance of the object in COM?

974

What is dcom?

999

Does .net replace com?

1040

Explain Futures of COM?

1010

What is the difference between aggregated and contained objects?

1006

Which namespace do the classes, allowing you to support COM functionality, are located?

2619

Define and explain about COM?

1124

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

1075

Can I use com components from .net programs?

1089

Is dcom dead?

1059

Can I use .net components from com programs?

1056

How do we create dcom object in vb6?

1131

how to call a dll as a COM dll?

1180

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

996

For More Un-Answered { COM DCOM } Questions Click Here