Difference between assembly manifest & metadata

What is Global Assembly Cache (GAC) and what is the Purpose of it?

What is Garbage Collection in .Net? Garbage collection process?

Readonly vs. const?

Hewitt,

What is Custom attribute? How to create? Namespace? If I'm having custom attribute in an assembly, how to say that name in the code? What is Reflection in .NET?

Accenture, CC Soft, Infosys,

What is the managed and unmanaged code in .net?

How do you create threading in .NET? What is the namespace for that?

Describe the Managed Execution Process?

What is Active Directory? What is the namespace used to access the Microsoft Active Directories? What are ADSI Directories?

TCS,

How Garbage Collector (GC) Works?

What is nmake tool?

C++ & C# differences ?

How to implement DataGrid in .NET?

InfoPro,

Interop Services?

What is RCW (Run time Callable Wrappers)?