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VC++ Interview Questions
Questions Answers Views Company eMail

Explain transaction atomicity?

 1 3833

Explain object pooling?

HCL,

1 5251

Explain JIT activation?

 1 5338

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

2096

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

TCS,

3 6526

Explain queued components.

 2 4733

How does a DCOM component know where to instantiate itself?

 1 4105

What kind of components can be used as DCOM servers?

 1 5357

What are the different compatibility types when we create a COM component?

TCS,

1 5265

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

 1 6593

What MFC base classes provide support for ActiveX controls?

Wipro,

2 10063

What is subclassing?

 2 18387

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

 1 5204

What interface must be supported by an ActiveX control?

 2 6813

What is the difference between OnInitialUpdate and OnUpdate?

 5 18582

Un-Answered Questions { VC++ }

What do you mean by com (component object model)?

414

What is vc++ redistributable?

748

What are activex code components?

392

Do you have an idea about MFC?

916

Once I have developed the com wrapper do I have to still register the com in registry?

650




Explain pointer to the constant and constant pointer?

502

Suppose 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?

501

What is activexobject?

387

Where can I find mscomctl ocx?

386

How to get the tag to work with an ATL control?

1690

Can I use .net components from com programs?

596

how to repaint when working with horizontal scroll bar

1549

How do I add an activex control in excel?

399

What Is ActiveVRML?

2275

What are activex controls and plugins?

340

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