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?

886

Explain what is IUnknown interface?

852

What is GDI object?

1143

What Message to limit the size of window?

1155

What is Function entry for DLL in win3.1?

1148

What is preemption and context switching?

1175

What is System call executable binary file into a process?

1237

What are queued components?

1056

What is the difference between aggregated and contained objects?

997

How to create an instance of the object in COM?

961

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

988

Define and explain about COM?

1104

how to call a dll as a COM dll?

1168

Explain Futures of COM?

1006

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

1243

Un-Answered Questions { VC++ }

How do I enable activex in microsoft edge?

793

How you build a project using Developer Studio?

2274

What is the use of microsoft visual c++ 2015 redistributable?

982

How do I unregister an ocx file?

695

List out the basic features of MFC.

15196

Does visual c++ 2017 replace 2015?

981

What is the difference between aggregated and contained objects?

997

Does safari support activex?

786

What browser uses activex?

757

What is vcruntime?

1017

Explain what is IUnknown interface?

852

What is odbc in vc ++?

1123

What is vc++ redistributable?

1280

Does ATL require an application server to operate?

2516

How do I enable activex in windows 10?

665

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