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COM DCOM Interview Questions
Questions Answers Views Company eMail

what is oops

Accenture,

11 19706

Explain transaction atomicity?

 1 3832

Explain object pooling?

HCL,

1 5251

Explain JIT activation?

 1 5336

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

2096

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

TCS,

3 6524

Explain queued components.

 2 4731

How does a DCOM component know where to instantiate itself?

 1 4105

What kind of components can be used as DCOM servers?

 1 5357

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

TCS,

1 5264

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

 1 6593

What is IUnknown? What methods are provided by IUnknown?

IBM,

3 9094

What are the purposes of AddRef, Release and QueryInterface functions

 2 8866

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

 1 5050

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

 2 7432

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Un-Answered Questions { COM DCOM }

What is the difference between aggregated and contained objects?

561

How to create an instance of the object in COM?

569

Can I use com components from .net programs?

594

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

2096

Can you explain what is dcom?

538




How do we create dcom object in vb6?

681

What are queued components?

582

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

650

Suppose 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?

501

What is reference counting in com?

546

What is dcom?

531

Is dcom dead?

615

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

576

What is the use of com component in .net?

587

Define and explain about COM?

604

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