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 4661

Explain object pooling?

HCL,

1 6192

Explain JIT activation?

1 6267

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

2613

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

TCS,

3 8013

Explain queued components.

2 5791

How does a DCOM component know where to instantiate itself?

1 4953

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 6319

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

1 7479

What MFC base classes provide support for ActiveX controls?

Wipro,

2 11133

What is subclassing?

2 19565

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

1 5994

What interface must be supported by an ActiveX control?

2 7724

What is the difference between OnInitialUpdate and OnUpdate?

5 20400

Un-Answered Questions { VC++ }

Why is the put_Font or putref_Font method not called when an ActiveX control's Font property is changed by the ActiveX Control Pad?

2463

Can I delete old microsoft visual c++?

975

How do I create an mfc application in vc++?

1041

Do you need microsoft visual c++?

1074

Does activex work on mac?

717

Where is activex control in excel?

758

How do I know if activex is enabled?

819

What is cwinthread class?

1187

What is dcom?

992

How do I remove an activex control in excel?

690

How do we create dcom object in vb6?

1126

What is comctl32 ocx?

724

What is mfc class hierarchy?

1081

Difference between getmessage, postmessage & peakmessage.

1029

How do I open an ocx file?

761

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