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 24026

Explain transaction atomicity?

1 4666

Explain object pooling?

HCL,

1 6197

Explain JIT activation?

1 6268

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

2616

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

TCS,

3 8014

Explain queued components.

2 5797

How does a DCOM component know where to instantiate itself?

1 4954

What kind of components can be used as DCOM servers?

1 6153

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

TCS,

1 6323

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

1 7480

What is IUnknown? What methods are provided by IUnknown?

IBM,

3 10579

What are the purposes of AddRef, Release and QueryInterface functions

2 9935

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

1 6036

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

2 8680

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Un-Answered Questions { COM DCOM }

Is dcom dead?

1057

What is the difference between aggregated and contained objects?

1001

What is dcom?

994

What are queued components?

1068

Define and explain about COM?

1119

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

1075

Can you explain what is dcom?

925

Can I use com components from .net programs?

1085

Does .net replace com?

1037

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

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? What?s the difference between aggregated and contained objects?

982

how to call a dll as a COM dll?

1180

Can I use .net components from com programs?

1051

What is reference counting in com?

965

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