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

Explain transaction atomicity?

1 4658

Explain object pooling?

HCL,

1 6187

Explain JIT activation?

1 6267

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

2611

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

TCS,

3 8009

Explain queued components.

2 5787

How does a DCOM component know where to instantiate itself?

1 4950

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 7477

What MFC base classes provide support for ActiveX controls?

Wipro,

2 11131

What is subclassing?

2 19564

What four types of properties are supported by an ActiveX control?

1 5993

What interface must be supported by an ActiveX control?

2 7720

What is the difference between OnInitialUpdate and OnUpdate?

5 20394

Un-Answered Questions { VC++ }

What is guid?

828

How do I run mscomct2 ocx?

760

Does activex work in chrome?

770

What are activex files?

794

What is runtime error 429 activex?

687

How does com give language transparency?

778

How do I enable activex in chrome?

768

What is visual c++ 2008 redistributable x64?

1040

Is dcom dead?

1054

How can we use cmutex?

974

What is mfc in vc++?

1116

How do you make sure your browser is activex enabled?

715

What is System call executable binary file into a process?

1248

How do I install activex on firefox?

803

Do I need all the microsoft visual c++ redistributable?

1012

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