.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 ?

.NET Interview questions and Answers: 1

.NET Interview questions :- Basic .NET Framework

1. What is a IL?

Twist :- What is MSIL or CIL , What is JIT?

2. What is a CLR?
3. What is a CTS?
4. What is a CLS(Common Language Specification)?
5. What is a Managed Code?
6. What is a Assembly ?
7. What are different types of Assembly?
8. What is NameSpace?
9. What is Difference between NameSpace and Assembly?
10. If you want to view a Assembly how to you go about it ?
11. Twist : What is ILDASM ?
12. What is Manifest?
13. Where is version information stored of a assembly ?
14. Is versioning applicable to private assemblies?
15. What is GAC ?
16. Twist :- What are situations when you register .NET assembly in GAC ?
17. What is concept of strong names ?
18. Twist :- How do we generate strong names or what is the process of generating strong names , What is use of SN.EXE , How do we apply strong names to assembly ? , How do you sign an assembly ?
19. How to add and remove a assembly from GAC?
20. What is Delay signing ?
21. What is garbage collection?
22. Can we force garbage collector to run ?
23. What is reflection?
24. What are different type of JIT ?
25. What are Value types and Reference types ?
26. What is concept of Boxing and Unboxing ?
27. What’s difference between VB.NET and C# ?
28. What’s difference between System exceptions and Application exceptions?
29. What is CODE Access security?
30. What is a satellite assembly?
31. How to prevent my .NET DLL to be decompiled?
32. What’s the difference between Convert.toString and .toString() method ?
33. What is Native Image Generator (Ngen.exe)?
34. We have two version of the same assembly in GAC? I want my client to make choice of
35. which assembly to choose?
36. What is CodeDom?