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 24006

Explain transaction atomicity?

1 4660

Explain object pooling?

HCL,

1 6192

Explain JIT activation?

1 6267

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

2613

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

TCS,

3 8013

Explain queued components.

2 5790

How does a DCOM component know where to instantiate itself?

1 4952

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 6317

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

1 7479

What is IUnknown? What methods are provided by IUnknown?

IBM,

3 10574

What are the purposes of AddRef, Release and QueryInterface functions

2 9932

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

1 6033

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

2 8678

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Un-Answered Questions { COM DCOM }

Define and explain about COM?

1115

How to create an instance of the object in COM?

972

Can I use .net components from com programs?

1047

Explain Futures of COM?

1010

Can I use com components from .net programs?

1084

What is the difference between aggregated and contained objects?

1001

What is dcom?

992

how to call a dll as a COM dll?

1178

What are queued components?

1067

Can you explain what is dcom?

925

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?

996

What is reference counting in com?

963

What is the use of com component in .net?

1011

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

2613

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