What exactly is an Assembly in C# or .NET?

Question

Could you please explain what is an Assembly in C# or .NET?

1. Where does it begin and where does it end?
2. What important information should I know about

Answer 1

http://www.codeguru.com/columns/csharp_learning/article.php/c5845

An assembly is a file that is automatically generated by the compiler upon successful compilation of every .NET application. It can be either a Dynamic Link Library or an executable file. It is generated only once for an application and upon each subsequent compilation the assembly gets updated.