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

Define ActiveX and OLE?

896

Explain what is IUnknown interface?

861

What is GDI object?

1151

What Message to limit the size of window?

1161

What is Function entry for DLL in win3.1?

1152

What is preemption and context switching?

1187

What is System call executable binary file into a process?

1250

What are queued components?

1067

What is the difference between aggregated and contained objects?

1001

How to create an instance of the object in COM?

972

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

Define and explain about COM?

1116

how to call a dll as a COM dll?

1179

Explain Futures of COM?

1010

How to handle dynamic menus in mfc? What happens when client calls cocreateinstance?

1252

Un-Answered Questions { VC++ }

How do I enable activex in edge?

795

What are the advantages of a message map

1026

What is a .ocx file?

696

What are the properties defined by activex controls?

797

How the OLE Control interfaces relate to the OLE Container interfaces?

2869

plzz tell me what we can do and dont in tally ERP & sap business one?

2466

What is activex and how do you use it?

750

What is a microsoft visual c++ 2008 redistributable?

1002

What is the difference between turbo c++ and visual c++?

1013

How do I turn off activex controls in excel 2010?

750

What is mfc in vc++?

1118

What is mscomctl ocx used for?

776

How to Obtain data from the client via an outgoing event dispinterface in ATL ?

3141

What is activex control in java?

763

How do I unregister mscomctl ocx?

731

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