.NET Interview questions and Answers: 2

.NET Interoperability

.NET Interoperability

1. How can we use COM Components in .NET?
2. Twist : What is RCW ?
3. Once i have developed the COM wrapper do i have to still register the COM in registry?
4. How can we use .NET components in COM?
5. Twist :- What is CCW (COM callable wrapper) ?, What caution needs to be taken in order that .NET components is compatible with COM ?
6. How can we make Windows API calls in .NET?
7. When we use windows API in .NET is it managed or unmanaged code ?
8. What is COM ?
9. What is Reference counting in COM ?
10. Can you describe IUKNOWN interface in short ?
11. Can you explain what is DCOM ?
12. How do we create DCOM object in VB6?
13. How to implement DTC in .NET ?
14. How many types of Transactions are there in COM + .NET ?
15. How do you do object pooling in .NET ?
16. What are types of compatibility in VB6?
17. What is equivalent for regsvr32 exe in .NET ?