VC++ Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

MFC (184)
ATL (26)
COM DCOM (53)
Win32API (35)

ActiveX (202)
VC++ AllOther (153)

VC++ Interview Questions

Questions Answers Views Company eMail

What function is called by a document class to notify views that the document has been changed?

2 8847

What view class enables you to use an edit control as a view?

1 6761

What are the special requirements for dialog box resources used in a form view?

2 7559

What is IUnknown? What methods are provided by IUnknown?

IBM,

3 10573

What are the purposes of AddRef, Release and QueryInterface functions

2 9932

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

1 6032

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

2 8676

What happens when client calls CoCreateInstance?

Cap Gemini,

2 13607

What is the difference, if any, between OLE and COM?

3 15450

What is In-proc?

4 25475

Let?s assume 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?

3 5917

What is a moniker ?

3 9345

C is aggregated by B, which in turn aggregated by A. Our client requested C. What will happen?

2 7954

What is the base class for MFC Framework ?

4 18867

If i derive a new class from CObject what are the basic features my derived wil get ?

Microsoft,

4 18655

Un-Answered Questions { VC++ }

Does activex work in chrome?

772

Where can I find microsoft visual c++ on my computer?

1023

How do I update activex controls in ie 11?

752

Explain what is IUnknown interface?

861

How do I get activex on my computer?

715

What is an Hash Mapping in java?

3126

What is visual c++ used for?

1022

What is activex in browser?

767

How do I run activex in chrome?

712

Where is activex control in internet explorer?

719

Explain Futures of COM?

1010

Can I use com components from .net programs?

1084

What's the Use of OLE Hyperlinking?

2702

How do I uninstall and reinstall microsoft visual c++ runtime libraries?

1101

What is activex control excel?

814

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