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 is oops

Accenture,

11 20506

Explain transaction atomicity?

1 3971

Explain object pooling?

HCL,

1 5416

Explain JIT activation?

1 5526

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

2187

How do you make a NET component talk to a COM component?

TCS,

3 6871

Explain queued components.

2 4910

How does a DCOM component know where to instantiate itself?

1 4281

What kind of components can be used as DCOM servers?

1 5526

What are the different compatibility types when we create a COM component?

TCS,

1 5453

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

1 6753

What is IUnknown? What methods are provided by IUnknown?

IBM,

3 9408

What are the purposes of AddRef, Release and QueryInterface functions

2 9068

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

1 5281

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

2 7681

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Un-Answered Questions { COM DCOM }

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

670

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

2187

Does .net replace com?

629

Can I use com components from .net programs?

698

Can you explain what is dcom?

615

How do we create dcom object in vb6?

782

How to create an instance of the object in COM?

657

Define and explain about COM?

688

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

757

how to call a dll as a COM dll?

796

Explain Futures of COM?

654

Is dcom dead?

699

What is the difference between aggregated and contained objects?

656

Can I use .net components from com programs?

686

What is the use of com component in .net?

663

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