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 24362

Explain transaction atomicity?

1 4731

Explain object pooling?

HCL,

1 6258

Explain JIT activation?

1 6343

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

2669

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

TCS,

3 8147

Explain queued components.

2 5886

How does a DCOM component know where to instantiate itself?

1 5025

What kind of components can be used as DCOM servers?

1 6222

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

TCS,

1 6407

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

1 7558

What is IUnknown? What methods are provided by IUnknown?

IBM,

3 10703

What are the purposes of AddRef, Release and QueryInterface functions

2 10038

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

1 6103

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

2 8769

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Un-Answered Questions { COM DCOM }

How to create an instance of the object in COM?

1029

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

1036

how to call a dll as a COM dll?

1218

Explain Futures of COM?

1072

Can I use .net components from com programs?

1115

What is reference counting in com?

1012

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

1111

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

2669

Can you explain what is dcom?

974

Define and explain about COM?

1171

What is the use of com component in .net?

1038

How do we create dcom object in vb6?

1177

What is the difference between aggregated and contained objects?

1046

Does .net replace com?

1093

What are queued components?

1123

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