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 24047

Explain transaction atomicity?

1 4670

Explain object pooling?

HCL,

1 6201

Explain JIT activation?

1 6279

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

2619

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

TCS,

3 8017

Explain queued components.

2 5801

How does a DCOM component know where to instantiate itself?

1 4956

What kind of components can be used as DCOM servers?

1 6158

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

TCS,

1 6326

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

1 7481

What is IUnknown? What methods are provided by IUnknown?

IBM,

3 10587

What are the purposes of AddRef, Release and QueryInterface functions

2 9940

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

1 6043

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

2 8686

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Un-Answered Questions { COM DCOM }

Explain Futures of COM?

1010

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

Can I use .net components from com programs?

1056

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

1075

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?

987

What is reference counting in com?

972

Define and explain about COM?

1124

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

2619

Does .net replace com?

1040

How to create an instance of the object in COM?

974

What are queued components?

1074

What is the use of com component in .net?

1011

Can I use com components from .net programs?

1089

how to call a dll as a COM dll?

1180

Can you explain what is dcom?

925

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