COM DCOM Interview Questions
Questions Answers Views Company eMail

what is oops

Accenture,

11 15382

Explain transaction atomicity?

1 2908

Explain object pooling?

HCL,

1 4191




Explain JIT activation?

1 4252

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

1554

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

TCS,

3 4907

Explain queued components.

2 3549

How does a DCOM component know where to instantiate itself?

1 3074




What kind of components can be used as DCOM servers?

1 4361

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

TCS,

1 4205

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

1 5516

What is IUnknown? What methods are provided by IUnknown?

IBM,

3 7316

What are the purposes of AddRef, Release and QueryInterface functions

2 7435

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

1 4086

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

2 5997


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Un-Answered Questions { COM DCOM }

Can I use .net components from com programs?

63


Does .net replace com?

50


What is dcom?

51


What are queued components?

71


Can you explain what is dcom?

41






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?

43


how to call a dll as a COM dll?

72


Define and explain about COM?

74


Can I use com components from .net programs?

53


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

1554


Explain Futures of COM?

68


How do we create dcom object in vb6?

48


What is the difference between aggregated and contained objects?

70


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

64


What is the use of com component in .net?

44